diff --git a/fe-admin/src/components/pe/PeDetailTabs.tsx b/fe-admin/src/components/pe/PeDetailTabs.tsx
index 2dca7ce..ae3788e 100644
--- a/fe-admin/src/components/pe/PeDetailTabs.tsx
+++ b/fe-admin/src/components/pe/PeDetailTabs.tsx
@@ -933,95 +933,46 @@ function InfoTab({ ev, readOnly, autoEdit }: { ev: PeDetailBundle; readOnly: boo
   )
 }
 
-// ===== a. NCC / TP được chọn — MULTI-WINNER picker [Mig 58 anh Kiệt FDC] =====
-// Mỗi đơn vị tham gia có 1 checkbox "Chọn trúng thầu" (chọn ≥2 = liên danh). Trạng
-// thái tích = supplier.isWinner (KHÔNG dùng selectedSupplierId — null khi ≥2 winner).
-// Toggle → POST select-winner với TOÀN BỘ tập ID đang tích `{ supplierIds: [...] }`;
-// bỏ tích hết = []. Tổng chi phí = ev.winnerQuoteTotal (BE = SUM mọi isWinner).
-function NccSelectorRow({ ev, readOnly }: { ev: PeDetailBundle; readOnly: boolean }) {
-  const canEdit = !readOnly && isEditablePhase(ev.phase)
-  const qc = useQueryClient()
-  // gotcha #70 — chặn echo-cũ: trong lúc refetch pe-detail, bỏ qua optimistic flicker.
-  const peFetching = useIsFetching({ queryKey: ['pe-detail', ev.id] }) > 0
-  const setWinners = useMutation({
-    mutationFn: async (supplierIds: string[]) =>
-      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { supplierIds }),
-    onSuccess: () => {
-      toast.success('Đã cập nhật đơn vị trúng thầu.')
-      qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] })
-      qc.invalidateQueries({ queryKey: ['pe-list'] })
-    },
-    onError: e => toast.error(getErrorMessage(e)),
-  })
-  const winnerIds = ev.suppliers.filter(s => s.isWinner).map(s => s.supplierId)
-  const toggle = (supplierId: string, on: boolean) =>
-    setWinners.mutate(on
-      ? [...winnerIds, supplierId]
-      : winnerIds.filter(id => id !== supplierId))
-  const busy = setWinners.isPending || peFetching
-
-  if (!canEdit) {
-    const winners = ev.suppliers.filter(s => s.isWinner)
-    return (
-      <FormRow
-        label="a. NCC / TP được chọn"
-        value={winners.length > 0
-          ? <span className="font-medium text-emerald-700">✓ {winners.map(s => s.supplierName).join(', ')}</span>
-          : <span className="text-slate-400">— (chưa chọn)</span>}
-      />
-    )
-  }
-
+// ===== a. NCC / TP được chọn — TÓM TẮT read-only [multi-NCC per hạng mục] =====
+// Winner giờ CHỌN THEO TỪNG HẠNG MỤC ở bảng NCC (Mục 2) — nguồn sự thật = quote.isSelected
+// mỗi cặp (hạng mục × NCC). Picker phiếu-wide cũ MẤT NGHĨA → hạ-cấp thành ô TÓM TẮT: mỗi
+// đơn vị trúng + các hạng mục nó thắng (derive ev.details[].quotes IsSelected). Tổng =
+// ev.winnerQuoteTotal (BE = SUM mọi quote IsSelected).
+function NccSelectorRow({ ev }: { ev: PeDetailBundle }) {
+  const winners = ev.suppliers.filter(s => s.isWinner)
+  // Các hạng mục mà supplier-row `rowId` thắng (có ≥1 quote IsSelected trong hạng mục đó).
+  const wonItems = (rowId: string) =>
+    ev.details
+      .filter(d => d.quotes.some(q => q.purchaseEvaluationSupplierId === rowId && q.isSelected))
+      .map(d => d.groupCode || d.noiDung)
   return (
-    <div className="flex items-baseline gap-3 border-b border-dotted border-slate-200 pb-1.5">
-      <span className="w-44 shrink-0 text-[12px] text-slate-500">a. NCC / TP được chọn</span>
-      <div className="relative min-w-0 flex-1">
-        {ev.suppliers.length === 0 ? (
-          <p className="text-[11px] text-amber-600">
-            Thêm NCC ở Section 3 trước rồi mới chọn trúng thầu.
-          </p>
-        ) : (
-          <div className="space-y-1">
-            {ev.suppliers.map(s => (
-              <label
-                key={s.id}
-                className={cn(
-                  'flex cursor-pointer items-center gap-2 rounded border px-2 py-1 text-[12px] transition',
-                  s.isWinner
-                    ? 'border-emerald-300 bg-emerald-50 font-medium text-emerald-800'
-                    : 'border-slate-200 bg-white hover:bg-slate-50',
+    <FormRow
+      label="a. NCC / TP được chọn"
+      value={winners.length > 0 ? (
+        <div className="space-y-1">
+          {winners.map(s => {
+            const items = wonItems(s.id)
+            return (
+              <div key={s.id} className="text-[12px] leading-relaxed">
+                <span className="font-medium text-emerald-700">✓ {s.supplierName}</span>
+                {items.length > 0 && (
+                  <span className="text-slate-500"> — thắng hạng mục: {items.join(', ')}</span>
                 )}
-              >
-                <input
-                  type="checkbox"
-                  className="h-3.5 w-3.5"
-                  checked={s.isWinner}
-                  disabled={busy}
-                  onChange={e => toggle(s.supplierId, e.target.checked)}
-                />
-                <span className="flex-1">
-                  {s.supplierName}{s.displayName ? ` — ${s.displayName}` : ''}
-                </span>
-                <span className="text-[11px] text-emerald-600">{s.isWinner ? 'Trúng thầu' : ''}</span>
-              </label>
-            ))}
-          </div>
-        )}
-        {/* Tổng chi phí các đơn vị đã chọn = winnerQuoteTotal (SUM mọi isWinner). */}
-        {winnerIds.length > 0 && (
-          <div className="mt-1.5 flex items-center justify-between rounded bg-emerald-50 px-2 py-1 text-[12px]">
-            <span className="text-emerald-700">Tổng chi phí đã chọn ({winnerIds.length} đơn vị):</span>
+              </div>
+            )
+          })}
+          <div className="mt-1 flex items-center justify-between rounded bg-emerald-50 px-2 py-1 text-[12px]">
+            <span className="text-emerald-700">Tổng chi phí đã chọn ({winners.length} đơn vị):</span>
             <span className="font-mono font-semibold text-emerald-800">{fmtMoney(ev.winnerQuoteTotal)} đ</span>
           </div>
-        )}
-        {busy && (
-          <div className="mt-1 flex items-center gap-1.5 text-[11px] text-brand-600">
-            <div className="h-3 w-3 animate-spin rounded-full border-2 border-brand-300 border-t-brand-600" />
-            <span>Đang cập nhật trúng thầu + sync cột giá Section 4…</span>
+          <div className="text-[11px] text-slate-400">
+            Chọn NCC trúng thầu theo từng hạng mục ở Mục 2 (Hạng mục + Báo giá NCC).
           </div>
-        )}
-      </div>
-    </div>
+        </div>
+      ) : (
+        <span className="text-slate-400">— (chưa chọn — chọn theo từng hạng mục ở Mục 2)</span>
+      )}
+    />
   )
 }
 
@@ -1912,7 +1863,7 @@ function ChonNccSection({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly
 
   return (
     <div className="space-y-3">
-      <NccSelectorRow ev={ev} readOnly={readOnly} />
+      <NccSelectorRow ev={ev} />
       {/* b. TỔNG HỢP NGÂN SÁCH TRÌNH KÝ (S61 — Excel anh Kiệt). Thay BudgetFieldRow
           + BudgetAdjustSection cũ (module Budget bỏ hẳn). */}
       <PeBudgetSummaryTable ev={ev} readOnly={readOnly} />
@@ -2566,19 +2517,26 @@ function HangMucCard({
     onSuccess: () => { toast.success('Đã xóa NCC.'); qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] }) },
     onError: e => toast.error(getErrorMessage(e)),
   })
-  // [Mig 58 anh Kiệt FDC] Multi-winner: gửi TOÀN BỘ tập ID trúng thầu (chọn ≥2 = liên
-  // danh). Trạng thái nguồn = s.isWinner. winnerIds dựng lại từ ev.suppliers mỗi render.
-  const winnerIds = ev.suppliers.filter(s => s.isWinner).map(s => s.supplierId)
-  const setWinners = useMutation({
+  // [multi-NCC per hạng mục] Winner CHỌN THEO HẠNG MỤC NÀY: nguồn sự thật = quote.isSelected
+  // của detail này. BE select-winner nhận MASTER supplierId (map qua PeSupplier.supplierId) +
+  // detailId → set IsSelected cho quotes hạng mục này, derive Supplier.IsWinner toàn phiếu.
+  // Gửi TOÀN BỘ tập master-id đang thắng hạng mục này sau mỗi toggle (chọn ≥2 = liên danh).
+  const selectedRowIds = new Set(detail.quotes.filter(q => q.isSelected).map(q => q.purchaseEvaluationSupplierId))
+  const detailWinnerSupplierIds = ev.suppliers.filter(s => selectedRowIds.has(s.id)).map(s => s.supplierId)
+  const setDetailWinners = useMutation({
     mutationFn: async (supplierIds: string[]) =>
-      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { supplierIds }),
-    onSuccess: () => { toast.success('Đã cập nhật đơn vị trúng thầu.'); qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] }) },
+      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { detailId: detail.id, supplierIds }),
+    onSuccess: () => {
+      toast.success('Đã cập nhật NCC trúng thầu cho hạng mục.')
+      qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] })
+      qc.invalidateQueries({ queryKey: ['pe-list'] })
+    },
     onError: e => toast.error(getErrorMessage(e)),
   })
-  const toggleWinner = (supplierId: string, on: boolean) =>
-    setWinners.mutate(on
-      ? [...winnerIds, supplierId]
-      : winnerIds.filter(id => id !== supplierId))
+  const toggleDetailWinner = (supplierId: string, on: boolean) =>
+    setDetailWinners.mutate(on
+      ? [...detailWinnerSupplierIds, supplierId]
+      : detailWinnerSupplierIds.filter(id => id !== supplierId))
 
   return (
     <div className="rounded-lg border border-slate-200 bg-white shadow-sm">
@@ -2674,6 +2632,9 @@ function HangMucCard({
                 <tbody className="divide-y divide-slate-100">
                   {ev.suppliers.map((s, idx) => {
                     const q = detail.quotes.find(x => x.purchaseEvaluationSupplierId === s.id) ?? null
+                    // Thắng HẠNG MỤC NÀY = quote của cell có IsSelected. isWinner (phiếu-wide,
+                    // derived BE) chỉ dùng guard xóa/sửa NCC — 1 NCC có thể thắng hạng mục khác.
+                    const cellSelected = q?.isSelected ?? false
                     const isWinner = s.isWinner
                     const hasQuotes = ev.details.some(dd => dd.quotes.some(qq => qq.purchaseEvaluationSupplierId === s.id))
                     const canDelete = !isWinner && !hasQuotes
@@ -2684,15 +2645,15 @@ function HangMucCard({
                         key={s.id}
                         className={cn(
                           'align-top border-l-4 transition',
-                          isWinner
+                          cellSelected
                             ? 'border-l-emerald-500 bg-emerald-100/70 font-semibold shadow-sm ring-1 ring-inset ring-emerald-300 hover:bg-emerald-200/70'
                             : cn(palette, 'hover:bg-white/80 hover:shadow-sm'),
                         )}
                       >
                         <td className="border-r border-slate-200 px-2 py-1.5">
                           <div className="font-medium text-slate-900">
-                            {isWinner && <span className="mr-1 text-base font-bold text-emerald-700">✓</span>}
-                            <span className={cn(isWinner && 'text-emerald-900')}>{s.supplierName}</span>
+                            {cellSelected && <span className="mr-1 text-base font-bold text-emerald-700">✓</span>}
+                            <span className={cn(cellSelected && 'text-emerald-900')}>{s.supplierName}</span>
                           </div>
                           {s.displayName && <div className="text-[10px] text-slate-500">{s.displayName}</div>}
                           {s.note && <div className="text-[10px] text-amber-700">{s.note}</div>}
@@ -2724,7 +2685,7 @@ function HangMucCard({
                               className={cn(
                                 'w-full rounded border px-2 py-1 text-right font-mono text-[11px] transition',
                                 q
-                                  ? isWinner
+                                  ? cellSelected
                                     ? 'border-emerald-300 bg-emerald-50 font-semibold text-emerald-700 hover:bg-emerald-100'
                                     : 'border-slate-300 bg-white font-semibold hover:border-brand-300 hover:bg-brand-50'
                                   : 'border-dashed border-slate-300 bg-slate-50 text-[10px] text-slate-400 hover:border-brand-400 hover:bg-brand-50 hover:text-brand-600',
@@ -2734,7 +2695,7 @@ function HangMucCard({
                               {q ? `${fmtMoney(q.thanhTien)} đ` : '+ Nhập số tiền'}
                             </button>
                           ) : (
-                            <div className={cn('text-right font-mono font-semibold', isWinner && 'text-emerald-700')}>
+                            <div className={cn('text-right font-mono font-semibold', cellSelected && 'text-emerald-700')}>
                               {q ? `${fmtMoney(q.thanhTien)} đ` : <span className="text-slate-300">—</span>}
                             </div>
                           )}
@@ -2743,13 +2704,13 @@ function HangMucCard({
                           <td className="px-2 py-1.5">
                             <div className="flex justify-end gap-0.5">
                               <button
-                                onClick={() => toggleWinner(s.supplierId, !isWinner)}
-                                disabled={setWinners.isPending}
+                                onClick={() => toggleDetailWinner(s.supplierId, !cellSelected)}
+                                disabled={setDetailWinners.isPending}
                                 className={cn(
                                   'rounded px-1 py-0.5 disabled:opacity-50',
-                                  isWinner ? 'bg-emerald-100 text-emerald-700' : 'text-slate-400 hover:bg-emerald-50 hover:text-emerald-700',
+                                  cellSelected ? 'bg-emerald-100 text-emerald-700' : 'text-slate-400 hover:bg-emerald-50 hover:text-emerald-700',
                                 )}
-                                title={isWinner ? 'Bỏ chọn trúng thầu (chọn ≥2 = liên danh)' : 'Chọn trúng thầu (chọn ≥2 = liên danh)'}
+                                title={cellSelected ? 'Bỏ chọn trúng thầu hạng mục này (chọn ≥2 NCC = liên danh)' : 'Chọn trúng thầu hạng mục này (chọn ≥2 NCC = liên danh)'}
                               >
                                 <Check className="h-3 w-3" />
                               </button>
diff --git a/fe-user/src/components/pe/PeDetailTabs.tsx b/fe-user/src/components/pe/PeDetailTabs.tsx
index 2dca7ce..ae3788e 100644
--- a/fe-user/src/components/pe/PeDetailTabs.tsx
+++ b/fe-user/src/components/pe/PeDetailTabs.tsx
@@ -933,95 +933,46 @@ function InfoTab({ ev, readOnly, autoEdit }: { ev: PeDetailBundle; readOnly: boo
   )
 }
 
-// ===== a. NCC / TP được chọn — MULTI-WINNER picker [Mig 58 anh Kiệt FDC] =====
-// Mỗi đơn vị tham gia có 1 checkbox "Chọn trúng thầu" (chọn ≥2 = liên danh). Trạng
-// thái tích = supplier.isWinner (KHÔNG dùng selectedSupplierId — null khi ≥2 winner).
-// Toggle → POST select-winner với TOÀN BỘ tập ID đang tích `{ supplierIds: [...] }`;
-// bỏ tích hết = []. Tổng chi phí = ev.winnerQuoteTotal (BE = SUM mọi isWinner).
-function NccSelectorRow({ ev, readOnly }: { ev: PeDetailBundle; readOnly: boolean }) {
-  const canEdit = !readOnly && isEditablePhase(ev.phase)
-  const qc = useQueryClient()
-  // gotcha #70 — chặn echo-cũ: trong lúc refetch pe-detail, bỏ qua optimistic flicker.
-  const peFetching = useIsFetching({ queryKey: ['pe-detail', ev.id] }) > 0
-  const setWinners = useMutation({
-    mutationFn: async (supplierIds: string[]) =>
-      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { supplierIds }),
-    onSuccess: () => {
-      toast.success('Đã cập nhật đơn vị trúng thầu.')
-      qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] })
-      qc.invalidateQueries({ queryKey: ['pe-list'] })
-    },
-    onError: e => toast.error(getErrorMessage(e)),
-  })
-  const winnerIds = ev.suppliers.filter(s => s.isWinner).map(s => s.supplierId)
-  const toggle = (supplierId: string, on: boolean) =>
-    setWinners.mutate(on
-      ? [...winnerIds, supplierId]
-      : winnerIds.filter(id => id !== supplierId))
-  const busy = setWinners.isPending || peFetching
-
-  if (!canEdit) {
-    const winners = ev.suppliers.filter(s => s.isWinner)
-    return (
-      <FormRow
-        label="a. NCC / TP được chọn"
-        value={winners.length > 0
-          ? <span className="font-medium text-emerald-700">✓ {winners.map(s => s.supplierName).join(', ')}</span>
-          : <span className="text-slate-400">— (chưa chọn)</span>}
-      />
-    )
-  }
-
+// ===== a. NCC / TP được chọn — TÓM TẮT read-only [multi-NCC per hạng mục] =====
+// Winner giờ CHỌN THEO TỪNG HẠNG MỤC ở bảng NCC (Mục 2) — nguồn sự thật = quote.isSelected
+// mỗi cặp (hạng mục × NCC). Picker phiếu-wide cũ MẤT NGHĨA → hạ-cấp thành ô TÓM TẮT: mỗi
+// đơn vị trúng + các hạng mục nó thắng (derive ev.details[].quotes IsSelected). Tổng =
+// ev.winnerQuoteTotal (BE = SUM mọi quote IsSelected).
+function NccSelectorRow({ ev }: { ev: PeDetailBundle }) {
+  const winners = ev.suppliers.filter(s => s.isWinner)
+  // Các hạng mục mà supplier-row `rowId` thắng (có ≥1 quote IsSelected trong hạng mục đó).
+  const wonItems = (rowId: string) =>
+    ev.details
+      .filter(d => d.quotes.some(q => q.purchaseEvaluationSupplierId === rowId && q.isSelected))
+      .map(d => d.groupCode || d.noiDung)
   return (
-    <div className="flex items-baseline gap-3 border-b border-dotted border-slate-200 pb-1.5">
-      <span className="w-44 shrink-0 text-[12px] text-slate-500">a. NCC / TP được chọn</span>
-      <div className="relative min-w-0 flex-1">
-        {ev.suppliers.length === 0 ? (
-          <p className="text-[11px] text-amber-600">
-            Thêm NCC ở Section 3 trước rồi mới chọn trúng thầu.
-          </p>
-        ) : (
-          <div className="space-y-1">
-            {ev.suppliers.map(s => (
-              <label
-                key={s.id}
-                className={cn(
-                  'flex cursor-pointer items-center gap-2 rounded border px-2 py-1 text-[12px] transition',
-                  s.isWinner
-                    ? 'border-emerald-300 bg-emerald-50 font-medium text-emerald-800'
-                    : 'border-slate-200 bg-white hover:bg-slate-50',
+    <FormRow
+      label="a. NCC / TP được chọn"
+      value={winners.length > 0 ? (
+        <div className="space-y-1">
+          {winners.map(s => {
+            const items = wonItems(s.id)
+            return (
+              <div key={s.id} className="text-[12px] leading-relaxed">
+                <span className="font-medium text-emerald-700">✓ {s.supplierName}</span>
+                {items.length > 0 && (
+                  <span className="text-slate-500"> — thắng hạng mục: {items.join(', ')}</span>
                 )}
-              >
-                <input
-                  type="checkbox"
-                  className="h-3.5 w-3.5"
-                  checked={s.isWinner}
-                  disabled={busy}
-                  onChange={e => toggle(s.supplierId, e.target.checked)}
-                />
-                <span className="flex-1">
-                  {s.supplierName}{s.displayName ? ` — ${s.displayName}` : ''}
-                </span>
-                <span className="text-[11px] text-emerald-600">{s.isWinner ? 'Trúng thầu' : ''}</span>
-              </label>
-            ))}
-          </div>
-        )}
-        {/* Tổng chi phí các đơn vị đã chọn = winnerQuoteTotal (SUM mọi isWinner). */}
-        {winnerIds.length > 0 && (
-          <div className="mt-1.5 flex items-center justify-between rounded bg-emerald-50 px-2 py-1 text-[12px]">
-            <span className="text-emerald-700">Tổng chi phí đã chọn ({winnerIds.length} đơn vị):</span>
+              </div>
+            )
+          })}
+          <div className="mt-1 flex items-center justify-between rounded bg-emerald-50 px-2 py-1 text-[12px]">
+            <span className="text-emerald-700">Tổng chi phí đã chọn ({winners.length} đơn vị):</span>
             <span className="font-mono font-semibold text-emerald-800">{fmtMoney(ev.winnerQuoteTotal)} đ</span>
           </div>
-        )}
-        {busy && (
-          <div className="mt-1 flex items-center gap-1.5 text-[11px] text-brand-600">
-            <div className="h-3 w-3 animate-spin rounded-full border-2 border-brand-300 border-t-brand-600" />
-            <span>Đang cập nhật trúng thầu + sync cột giá Section 4…</span>
+          <div className="text-[11px] text-slate-400">
+            Chọn NCC trúng thầu theo từng hạng mục ở Mục 2 (Hạng mục + Báo giá NCC).
           </div>
-        )}
-      </div>
-    </div>
+        </div>
+      ) : (
+        <span className="text-slate-400">— (chưa chọn — chọn theo từng hạng mục ở Mục 2)</span>
+      )}
+    />
   )
 }
 
@@ -1912,7 +1863,7 @@ function ChonNccSection({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly
 
   return (
     <div className="space-y-3">
-      <NccSelectorRow ev={ev} readOnly={readOnly} />
+      <NccSelectorRow ev={ev} />
       {/* b. TỔNG HỢP NGÂN SÁCH TRÌNH KÝ (S61 — Excel anh Kiệt). Thay BudgetFieldRow
           + BudgetAdjustSection cũ (module Budget bỏ hẳn). */}
       <PeBudgetSummaryTable ev={ev} readOnly={readOnly} />
@@ -2566,19 +2517,26 @@ function HangMucCard({
     onSuccess: () => { toast.success('Đã xóa NCC.'); qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] }) },
     onError: e => toast.error(getErrorMessage(e)),
   })
-  // [Mig 58 anh Kiệt FDC] Multi-winner: gửi TOÀN BỘ tập ID trúng thầu (chọn ≥2 = liên
-  // danh). Trạng thái nguồn = s.isWinner. winnerIds dựng lại từ ev.suppliers mỗi render.
-  const winnerIds = ev.suppliers.filter(s => s.isWinner).map(s => s.supplierId)
-  const setWinners = useMutation({
+  // [multi-NCC per hạng mục] Winner CHỌN THEO HẠNG MỤC NÀY: nguồn sự thật = quote.isSelected
+  // của detail này. BE select-winner nhận MASTER supplierId (map qua PeSupplier.supplierId) +
+  // detailId → set IsSelected cho quotes hạng mục này, derive Supplier.IsWinner toàn phiếu.
+  // Gửi TOÀN BỘ tập master-id đang thắng hạng mục này sau mỗi toggle (chọn ≥2 = liên danh).
+  const selectedRowIds = new Set(detail.quotes.filter(q => q.isSelected).map(q => q.purchaseEvaluationSupplierId))
+  const detailWinnerSupplierIds = ev.suppliers.filter(s => selectedRowIds.has(s.id)).map(s => s.supplierId)
+  const setDetailWinners = useMutation({
     mutationFn: async (supplierIds: string[]) =>
-      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { supplierIds }),
-    onSuccess: () => { toast.success('Đã cập nhật đơn vị trúng thầu.'); qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] }) },
+      api.post(`/purchase-evaluations/${ev.id}/select-winner`, { detailId: detail.id, supplierIds }),
+    onSuccess: () => {
+      toast.success('Đã cập nhật NCC trúng thầu cho hạng mục.')
+      qc.invalidateQueries({ queryKey: ['pe-detail', ev.id] })
+      qc.invalidateQueries({ queryKey: ['pe-list'] })
+    },
     onError: e => toast.error(getErrorMessage(e)),
   })
-  const toggleWinner = (supplierId: string, on: boolean) =>
-    setWinners.mutate(on
-      ? [...winnerIds, supplierId]
-      : winnerIds.filter(id => id !== supplierId))
+  const toggleDetailWinner = (supplierId: string, on: boolean) =>
+    setDetailWinners.mutate(on
+      ? [...detailWinnerSupplierIds, supplierId]
+      : detailWinnerSupplierIds.filter(id => id !== supplierId))
 
   return (
     <div className="rounded-lg border border-slate-200 bg-white shadow-sm">
@@ -2674,6 +2632,9 @@ function HangMucCard({
                 <tbody className="divide-y divide-slate-100">
                   {ev.suppliers.map((s, idx) => {
                     const q = detail.quotes.find(x => x.purchaseEvaluationSupplierId === s.id) ?? null
+                    // Thắng HẠNG MỤC NÀY = quote của cell có IsSelected. isWinner (phiếu-wide,
+                    // derived BE) chỉ dùng guard xóa/sửa NCC — 1 NCC có thể thắng hạng mục khác.
+                    const cellSelected = q?.isSelected ?? false
                     const isWinner = s.isWinner
                     const hasQuotes = ev.details.some(dd => dd.quotes.some(qq => qq.purchaseEvaluationSupplierId === s.id))
                     const canDelete = !isWinner && !hasQuotes
@@ -2684,15 +2645,15 @@ function HangMucCard({
                         key={s.id}
                         className={cn(
                           'align-top border-l-4 transition',
-                          isWinner
+                          cellSelected
                             ? 'border-l-emerald-500 bg-emerald-100/70 font-semibold shadow-sm ring-1 ring-inset ring-emerald-300 hover:bg-emerald-200/70'
                             : cn(palette, 'hover:bg-white/80 hover:shadow-sm'),
                         )}
                       >
                         <td className="border-r border-slate-200 px-2 py-1.5">
                           <div className="font-medium text-slate-900">
-                            {isWinner && <span className="mr-1 text-base font-bold text-emerald-700">✓</span>}
-                            <span className={cn(isWinner && 'text-emerald-900')}>{s.supplierName}</span>
+                            {cellSelected && <span className="mr-1 text-base font-bold text-emerald-700">✓</span>}
+                            <span className={cn(cellSelected && 'text-emerald-900')}>{s.supplierName}</span>
                           </div>
                           {s.displayName && <div className="text-[10px] text-slate-500">{s.displayName}</div>}
                           {s.note && <div className="text-[10px] text-amber-700">{s.note}</div>}
@@ -2724,7 +2685,7 @@ function HangMucCard({
                               className={cn(
                                 'w-full rounded border px-2 py-1 text-right font-mono text-[11px] transition',
                                 q
-                                  ? isWinner
+                                  ? cellSelected
                                     ? 'border-emerald-300 bg-emerald-50 font-semibold text-emerald-700 hover:bg-emerald-100'
                                     : 'border-slate-300 bg-white font-semibold hover:border-brand-300 hover:bg-brand-50'
                                   : 'border-dashed border-slate-300 bg-slate-50 text-[10px] text-slate-400 hover:border-brand-400 hover:bg-brand-50 hover:text-brand-600',
@@ -2734,7 +2695,7 @@ function HangMucCard({
                               {q ? `${fmtMoney(q.thanhTien)} đ` : '+ Nhập số tiền'}
                             </button>
                           ) : (
-                            <div className={cn('text-right font-mono font-semibold', isWinner && 'text-emerald-700')}>
+                            <div className={cn('text-right font-mono font-semibold', cellSelected && 'text-emerald-700')}>
                               {q ? `${fmtMoney(q.thanhTien)} đ` : <span className="text-slate-300">—</span>}
                             </div>
                           )}
@@ -2743,13 +2704,13 @@ function HangMucCard({
                           <td className="px-2 py-1.5">
                             <div className="flex justify-end gap-0.5">
                               <button
-                                onClick={() => toggleWinner(s.supplierId, !isWinner)}
-                                disabled={setWinners.isPending}
+                                onClick={() => toggleDetailWinner(s.supplierId, !cellSelected)}
+                                disabled={setDetailWinners.isPending}
                                 className={cn(
                                   'rounded px-1 py-0.5 disabled:opacity-50',
-                                  isWinner ? 'bg-emerald-100 text-emerald-700' : 'text-slate-400 hover:bg-emerald-50 hover:text-emerald-700',
+                                  cellSelected ? 'bg-emerald-100 text-emerald-700' : 'text-slate-400 hover:bg-emerald-50 hover:text-emerald-700',
                                 )}
-                                title={isWinner ? 'Bỏ chọn trúng thầu (chọn ≥2 = liên danh)' : 'Chọn trúng thầu (chọn ≥2 = liên danh)'}
+                                title={cellSelected ? 'Bỏ chọn trúng thầu hạng mục này (chọn ≥2 NCC = liên danh)' : 'Chọn trúng thầu hạng mục này (chọn ≥2 NCC = liên danh)'}
                               >
                                 <Check className="h-3 w-3" />
                               </button>
diff --git a/src/Backend/SolutionErp.Api/Controllers/PurchaseEvaluationsController.cs b/src/Backend/SolutionErp.Api/Controllers/PurchaseEvaluationsController.cs
index 1b5eed8..5d94e67 100644
--- a/src/Backend/SolutionErp.Api/Controllers/PurchaseEvaluationsController.cs
+++ b/src/Backend/SolutionErp.Api/Controllers/PurchaseEvaluationsController.cs
@@ -179,7 +179,8 @@ public class PurchaseEvaluationsController(IMediator mediator) : ControllerBase
     [HttpPost("{id:guid}/select-winner")]
     public async Task<IActionResult> SelectWinner(Guid id, [FromBody] SelectWinnerBody body, CancellationToken ct)
     {
-        await mediator.Send(new SelectPurchaseEvaluationWinnerCommand(id, body.SupplierIds ?? Array.Empty<Guid>()), ct);
+        await mediator.Send(new SelectPurchaseEvaluationWinnerCommand(
+            id, body.DetailId, body.SupplierIds ?? Array.Empty<Guid>()), ct);
         return NoContent();
     }
 
@@ -359,7 +360,7 @@ public record AddSupplierBody(
     string? DisplayName, string? ContactName, string? ContactEmail, string? ContactPhone,
     string? PaymentTermText, string? Note);
 
-public record SelectWinnerBody(IReadOnlyList<Guid>? SupplierIds);   // [Mig 58] multi-winner: tập đơn vị NCC/TP thắng; [] hoặc null = bỏ chọn (anh Kiệt FDC C5 + CCM multi)
+public record SelectWinnerBody(Guid DetailId, IReadOnlyList<Guid>? SupplierIds);   // [multi-NCC] hạng mục DetailId + tập NCC/TP thắng hạng mục đó; [] hoặc null = bỏ chọn hạng mục này
 
 public record DetailBody(
     string GroupCode, string GroupName, string? ItemCode, string NoiDung, string? DonViTinh,
diff --git a/src/Backend/SolutionErp.Application/PurchaseEvaluations/CreateContractFromEvaluationFeatures.cs b/src/Backend/SolutionErp.Application/PurchaseEvaluations/CreateContractFromEvaluationFeatures.cs
index 9ffc798..3591b32 100644
--- a/src/Backend/SolutionErp.Application/PurchaseEvaluations/CreateContractFromEvaluationFeatures.cs
+++ b/src/Backend/SolutionErp.Application/PurchaseEvaluations/CreateContractFromEvaluationFeatures.cs
@@ -11,8 +11,8 @@ using SolutionErp.Domain.PurchaseEvaluations;
 namespace SolutionErp.Application.PurchaseEvaluations;
 
 // Kế thừa từ phiếu Duyệt NCC đã DaDuyet → tạo HĐ Draft mới. Map cơ bản:
-// SupplierId = PE.SelectedSupplierId, ProjectId, DepartmentId, TenHopDong,
-// GiaTri (sum ThanhTienNganSach của details). ContractType do user chọn
+// SupplierId = mỗi NCC winner (DERIVED IsWinner == Any IsSelected), ProjectId, DepartmentId,
+// TenHopDong, GiaTri = SUM Quote.ThanhTien các báo giá IsSelected của NCC đó (S114 D4). ContractType do user chọn
 // (phiếu có thể gen HĐ ThauPhu/NhaCungCap/MuaBan... tùy gói thầu).
 //
 // KHÔNG copy Details per-type automatically — user điền riêng sau khi HĐ
@@ -70,11 +70,10 @@ public class CreateContractFromEvaluationCommandHandler(
             .Select(w => (Guid?)w.Id)
             .FirstOrDefaultAsync(ct);
 
-        // GiaTri: 1 winner → tổng ngân sách details (HÀNH VI CŨ giữ nguyên); ≥2 liên-danh →
-        // mỗi HĐ = tổng báo giá của NCC đó (giá HĐ = giá NCC chào; HĐ draft sửa được sau —
-        // anh Kiệt UAT con số này). 0 nếu NCC chưa báo giá.
-        var detailsSum = pe.Details.Sum(d => d.ThanhTienNganSach);
-        var isSingle = winners.Count == 1;
+        // [multi-NCC 2026-07-12 — anh Kiệt LOCKED A1/D4] GiaTri mỗi HĐ = SUM báo giá ĐƯỢC CHỌN
+        // (Quote.IsSelected) của NCC đó — CẢ single lẫn multi. BỎ shortcut detailsSum cũ (single
+        // trước đây = tổng ngân sách; NAY = giá thầu chào, đúng D4 "1 HĐ/NCC = SUM IsSelected
+        // quotes của NCC"). 0 nếu NCC chưa có báo giá được chọn.
 
         // [Mig 58] Codegen TỰ-COMMIT (transaction + ContractCodeSequence RIÊNG mỗi call) → gen
         // TẤT CẢ mã TRƯỚC khi Add vào context, build N Contract trong list LOCAL → SaveChanges
@@ -86,11 +85,9 @@ public class CreateContractFromEvaluationCommandHandler(
             if (!supplierMap.TryGetValue(w.SupplierId, out var supplier))
                 throw new NotFoundException("Supplier", w.SupplierId);
 
-            var giaTri = isSingle
-                ? detailsSum
-                : pe.Details.SelectMany(d => d.Quotes)
-                    .Where(q => q.PurchaseEvaluationSupplierId == w.Id)
-                    .Sum(q => q.ThanhTien);
+            var giaTri = pe.Details.SelectMany(d => d.Quotes)
+                .Where(q => q.PurchaseEvaluationSupplierId == w.Id && q.IsSelected)
+                .Sum(q => q.ThanhTien);
 
             var contract = new Contract
             {
diff --git a/src/Backend/SolutionErp.Application/PurchaseEvaluations/Dtos/PurchaseEvaluationDtos.cs b/src/Backend/SolutionErp.Application/PurchaseEvaluations/Dtos/PurchaseEvaluationDtos.cs
index 2457705..9b00f36 100644
--- a/src/Backend/SolutionErp.Application/PurchaseEvaluations/Dtos/PurchaseEvaluationDtos.cs
+++ b/src/Backend/SolutionErp.Application/PurchaseEvaluations/Dtos/PurchaseEvaluationDtos.cs
@@ -261,11 +261,11 @@ public record PurchaseEvaluationDetailBundleDto(
     // [S69 2026-06-17] Cờ gấp per-vai (PRO ĐỎ / CCM XANH) — FE render badge + toggle.
     bool IsUrgentByPro,
     bool IsUrgentByCcm,
-    // [S69 · Mig 58 multi-winner] Tổng giá chào của các đơn vị NCC/TP ĐƯỢC CHỌN
-    // (winner quote total) — SUM ThanhTien báo giá của MỌI đơn vị IsWinner (multi-winner
-    // Mig 58), KHÔNG còn chỉ SelectedSupplierId. 0 khi chưa chọn. Mirror predicate
-    // submit-guard (PurchaseEvaluationWorkflowService ~:188). FE so với
-    // CeoApprovalThreshold hiển thị "CCM duyệt-final" hoặc "cần CEO".
+    // [S69 · S114 multi-NCC per hạng mục] Tổng giá chào của các báo giá ĐƯỢC CHỌN (winner quote
+    // total) — SUM ThanhTien các quote IsSelected (NGUỒN-SỰ-THẬT per hạng mục × NCC; Supplier.IsWinner
+    // = DERIVED == Any IsSelected). 0 khi chưa chọn. Mirror predicate submit-guard
+    // (PurchaseEvaluationWorkflowService ~:196). FE so với CeoApprovalThreshold hiển thị
+    // "CCM duyệt-final" hoặc "cần CEO".
     decimal WinnerQuoteTotal,
     // [S69] Ngưỡng gói CEO của workflow đã pin (PE.ApprovalWorkflowId). Null khi
     // phiếu chưa pin workflow V2 hoặc admin chưa set ngưỡng.
@@ -325,8 +325,8 @@ public record PurchaseEvaluationDetailBundleDto(
 // flag BE-computed theo role (Procurement / CostControl | Admin — pattern S54).
 // Lũy kế: các phiếu cùng cặp, Id != this, CreatedAt < this.CreatedAt:
 //   PreviousSubmittedTotal = SUM(BudgetPeriodAmount) WHERE Phase IN (ChoDuyet, DaDuyet)
-//   PreviousSelectedTotal  = SUM(quote ThanhTien của SelectedSupplier) WHERE Phase = DaDuyet
-//   CurrentProposalTotal   = SUM(quote ThanhTien của SelectedSupplier) phiếu NÀY (0 khi chưa chọn).
+//   PreviousSelectedTotal  = SUM(quote ThanhTien WHERE IsSelected) WHERE Phase = DaDuyet
+//   CurrentProposalTotal   = SUM(quote ThanhTien WHERE IsSelected) phiếu NÀY (0 khi chưa chọn).
 public record PeBudgetSummaryDto(
     Guid? BudgetId,
     decimal? ProEstimateAmount,
diff --git a/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationDetailFeatures.cs b/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationDetailFeatures.cs
index 9e1cef5..fd3cc48 100644
--- a/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationDetailFeatures.cs
+++ b/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationDetailFeatures.cs
@@ -261,6 +261,9 @@ public class DeletePurchaseEvaluationDetailCommandHandler(
 
         db.PurchaseEvaluationDetails.Remove(entity);
         await db.SaveChangesAsync(ct);
+        // [S114 A2 INVARIANT — Bước 4 verify bắt] Cascade xóa quotes của hạng mục có thể bỏ quote
+        // IsSelected cuối của 1 NCC → re-derive IsWinner toàn phiếu (writer bị sót lúc implement).
+        await PeWinnerInvariant.ReSyncAfterQuoteRemovalAsync(db, request.PurchaseEvaluationId, ct);
     }
 }
 
@@ -307,6 +310,13 @@ public class UpsertPurchaseEvaluationQuoteCommandHandler(
             existing.ThanhTien = request.ThanhTien;
             existing.IsSelected = request.IsSelected;
             existing.Note = request.Note;
+            // A2(b) INVARIANT: supplier.IsWinner == đơn vị có ÍT NHẤT 1 quote IsSelected. Đổi
+            // IsSelected của 1 quote → re-derive IsWinner của supplier-row (quote KHÁC từ DB +
+            // OR giá trị vừa set — DB chưa flush thay đổi hiện tại nên loại trừ existing.Id).
+            supplier.IsWinner = request.IsSelected
+                || await db.PurchaseEvaluationQuotes.AsNoTracking().AnyAsync(
+                    q => q.PurchaseEvaluationSupplierId == request.PurchaseEvaluationSupplierId
+                        && q.Id != existing.Id && q.IsSelected, ct);
             db.PurchaseEvaluationChangelogs.Add(new PurchaseEvaluationChangelog
             {
                 PurchaseEvaluationId = request.PurchaseEvaluationId,
@@ -333,6 +343,12 @@ public class UpsertPurchaseEvaluationQuoteCommandHandler(
             Note = request.Note,
         };
         db.PurchaseEvaluationQuotes.Add(entity);
+        // A2(b) INVARIANT — quote MỚI: supplier winner nếu quote này IsSelected hoặc đã có quote
+        // IsSelected khác (chưa có cặp (detail,supplier) này trước đó nên không cần loại trừ).
+        supplier.IsWinner = request.IsSelected
+            || await db.PurchaseEvaluationQuotes.AsNoTracking().AnyAsync(
+                q => q.PurchaseEvaluationSupplierId == request.PurchaseEvaluationSupplierId
+                    && q.IsSelected, ct);
         db.PurchaseEvaluationChangelogs.Add(new PurchaseEvaluationChangelog
         {
             PurchaseEvaluationId = request.PurchaseEvaluationId,
@@ -382,20 +398,65 @@ public class DeletePurchaseEvaluationQuoteCommandHandler(
 
         db.PurchaseEvaluationQuotes.Remove(quote);
         await db.SaveChangesAsync(ct);
+        // [S114 A2 INVARIANT — Bước 4 verify bắt] Xóa quote có thể bỏ quote IsSelected CUỐI của 1
+        // NCC → re-derive IsWinner (writer bị sót ở implement → nếu không, IsWinner kẹt stale →
+        // CreateContract gom NCC phantom sinh HĐ giaTri=0).
+        await PeWinnerInvariant.ReSyncAfterQuoteRemovalAsync(db, request.PurchaseEvaluationId, ct);
     }
 }
 
-// ========== Select winner (NCC/TP được chọn tổng thể — MULTI) ==========
+// [S114 A2 — cardinality invariant helper] Re-derive Supplier.IsWinner (== có ÍT NHẤT 1 quote
+// IsSelected TOÀN PHIẾU) + re-sync SelectedSupplierId. Gọi SAU khi đã flush 1 mutation XÓA quote
+// (DeleteQuote / DeleteDetail cascade) — nơi selection biến mất KHÔNG qua SelectWinner/UpsertQuote
+// (2 writer bị sót lúc implement). Đọc DB đã-flush → không cần loại-trừ quote-đã-xóa.
+internal static class PeWinnerInvariant
+{
+    public static async Task ReSyncAfterQuoteRemovalAsync(
+        IApplicationDbContext db, Guid peId, CancellationToken ct)
+    {
+        var supplierRows = await db.PurchaseEvaluationSuppliers
+            .Where(s => s.PurchaseEvaluationId == peId).ToListAsync(ct);
+        if (supplierRows.Count == 0) return;
 
-// [Mig 58 2026-06-24 — CCM/anh Kiệt FDC] Multi-winner: chọn NHIỀU đơn vị NCC/TP cùng
-// trúng (whole-supplier multi-select). SupplierIds = tập đơn vị thắng:
-//   - List rỗng [] = BỎ CHỌN tất cả (un-select về none) — thay null cũ (anh Kiệt C5).
-//   - 1 phần tử = 1 winner (SelectedSupplierId sync = đơn vị đó — backward compat).
-//   - ≥2 phần tử = joint winner (SelectedSupplierId = null vì không còn "1 winner").
-// IsWinner trên supplier-row là nguồn-sự-thật mới; winnerQuoteTotal = SUM ThanhTien
-// MỌI winner-row. Mỗi id phải nằm trong danh sách NCC tham gia của phiếu.
+        // Supplier-row có ÍT NHẤT 1 quote IsSelected (bất kỳ hạng mục nào) = winner.
+        var selectedRowIds = (await (
+            from q in db.PurchaseEvaluationQuotes.AsNoTracking()
+            join d in db.PurchaseEvaluationDetails.AsNoTracking()
+                on q.PurchaseEvaluationDetailId equals d.Id
+            where d.PurchaseEvaluationId == peId && q.IsSelected
+            select q.PurchaseEvaluationSupplierId).ToListAsync(ct)).ToHashSet();
+
+        var changed = false;
+        foreach (var r in supplierRows)
+        {
+            var win = selectedRowIds.Contains(r.Id);
+            if (r.IsWinner != win) { r.IsWinner = win; changed = true; }
+        }
+
+        // Sync SelectedSupplierId (trục A legacy display): đúng 1 winner toàn phiếu → đơn vị đó; ≥2 hoặc 0 → null.
+        var pe = await db.PurchaseEvaluations.FirstOrDefaultAsync(p => p.Id == peId, ct);
+        if (pe is not null)
+        {
+            var winnerSupplierIds = supplierRows.Where(r => r.IsWinner).Select(r => r.SupplierId).ToList();
+            var newSel = winnerSupplierIds.Count == 1 ? winnerSupplierIds[0] : (Guid?)null;
+            if (pe.SelectedSupplierId != newSel) { pe.SelectedSupplierId = newSel; changed = true; }
+        }
+
+        if (changed) await db.SaveChangesAsync(ct);
+    }
+}
+
+// ========== Select winner PER HẠNG MỤC (Detail × NCC — multi-NCC/1 hạng mục) ==========
+
+// [multi-NCC 2026-07-12 — anh Kiệt LOCKED] Chọn winner theo TỪNG HẠNG MỤC (Detail): mỗi hạng
+// mục có thể có ≥2 NCC/TP cùng trúng, mỗi nhà 1 giá riêng (Quote.ThanhTien). NGUỒN-SỰ-THẬT =
+// PurchaseEvaluationQuote.IsSelected (per Detail×Supplier). Supplier.IsWinner = DERIVED (đơn vị
+// có ÍT NHẤT 1 quote IsSelected ở bất kỳ hạng mục nào). Body {DetailId, SupplierIds} = "hạng mục
+// DetailId, các NCC SupplierIds thắng" → set Quote.IsSelected=true cho (DetailId × mỗi
+// SupplierId), false cho NCC còn lại của DetailId đó, rồi derive IsWinner toàn phiếu +
+// sync SelectedSupplierId (trục A legacy). SupplierIds rỗng [] = bỏ chọn mọi NCC cho hạng mục này.
 public record SelectPurchaseEvaluationWinnerCommand(
-    Guid PurchaseEvaluationId, IReadOnlyList<Guid> SupplierIds) : IRequest;
+    Guid PurchaseEvaluationId, Guid DetailId, IReadOnlyList<Guid> SupplierIds) : IRequest;
 
 public class SelectPurchaseEvaluationWinnerCommandHandler(
     IApplicationDbContext db,
@@ -406,29 +467,48 @@ public class SelectPurchaseEvaluationWinnerCommandHandler(
         var entity = await db.PurchaseEvaluations.FirstOrDefaultAsync(x => x.Id == request.PurchaseEvaluationId, ct)
             ?? throw new NotFoundException("PurchaseEvaluation", request.PurchaseEvaluationId);
 
-        // Load mọi supplier-row của phiếu (tracking — để set IsWinner).
-        var rows = await db.PurchaseEvaluationSuppliers
+        // Hạng mục phải thuộc phiếu (chặn cross-phiếu / stale).
+        var detail = await db.PurchaseEvaluationDetails.FirstOrDefaultAsync(
+            d => d.Id == request.DetailId && d.PurchaseEvaluationId == request.PurchaseEvaluationId, ct)
+            ?? throw new NotFoundException("PurchaseEvaluationDetail", request.DetailId);
+
+        // Load mọi supplier-row của phiếu (tracking — set IsWinner derived).
+        var supplierRows = await db.PurchaseEvaluationSuppliers
             .Where(s => s.PurchaseEvaluationId == request.PurchaseEvaluationId)
             .ToListAsync(ct);
 
-        // Distinct các id được chọn (FE có thể gửi trùng).
-        var selectedIds = request.SupplierIds?.Distinct().ToHashSet() ?? new HashSet<Guid>();
-
-        // Mỗi id chọn phải là 1 đơn vị tham gia phiếu (chặn forge/stale).
-        var participatingSupplierIds = rows.Select(r => r.SupplierId).ToHashSet();
-        foreach (var sid in selectedIds)
+        // Distinct id chọn (FE có thể gửi trùng) + map SupplierId(master) → supplier-row Id.
+        var selectedSupplierIds = request.SupplierIds?.Distinct().ToHashSet() ?? new HashSet<Guid>();
+        var rowIdBySupplierId = supplierRows.ToDictionary(r => r.SupplierId, r => r.Id);
+        foreach (var sid in selectedSupplierIds)
         {
-            if (!participatingSupplierIds.Contains(sid))
+            if (!rowIdBySupplierId.ContainsKey(sid))
                 throw new ConflictException("NCC chưa được thêm vào phiếu đánh giá.");
         }
+        var winningRowIds = selectedSupplierIds.Select(sid => rowIdBySupplierId[sid]).ToHashSet();
 
-        // Set IsWinner per-row: true nếu nằm trong tập chọn, false phần còn lại.
-        foreach (var r in rows)
-            r.IsWinner = selectedIds.Contains(r.SupplierId);
+        // Load MỌI quote của phiếu (JOIN qua Detail) — tracking. Cần cả phiếu để derive IsWinner
+        // đúng (1 đơn vị có thể còn thắng hạng mục khác dù mất selection ở hạng mục này).
+        var allQuotes = await (
+            from q in db.PurchaseEvaluationQuotes
+            join d in db.PurchaseEvaluationDetails on q.PurchaseEvaluationDetailId equals d.Id
+            where d.PurchaseEvaluationId == request.PurchaseEvaluationId
+            select q).ToListAsync(ct);
 
-        // Sync SelectedSupplierId: đúng 1 winner → đơn vị đó (backward compat luồng
-        // tạo HĐ + DTO cũ); ≥2 hoặc 0 → null.
-        entity.SelectedSupplierId = selectedIds.Count == 1 ? selectedIds.First() : null;
+        // Set IsSelected cho quotes CỦA HẠNG MỤC NÀY: true nếu supplier-row thắng, false còn lại.
+        foreach (var q in allQuotes.Where(q => q.PurchaseEvaluationDetailId == request.DetailId))
+            q.IsSelected = winningRowIds.Contains(q.PurchaseEvaluationSupplierId);
+
+        // Derive Supplier.IsWinner (INVARIANT): winner ⟺ có ÍT NHẤT 1 quote IsSelected toàn phiếu.
+        var selectedRowIds = allQuotes.Where(q => q.IsSelected)
+            .Select(q => q.PurchaseEvaluationSupplierId).ToHashSet();
+        foreach (var r in supplierRows)
+            r.IsWinner = selectedRowIds.Contains(r.Id);
+
+        // Sync SelectedSupplierId (trục A legacy display): đúng 1 đơn vị winner toàn phiếu → đơn vị
+        // đó; ≥2 hoặc 0 → null. Derive từ tập IsWinner vừa tính (giữ trục A không stale).
+        var winnerSupplierIds = supplierRows.Where(r => r.IsWinner).Select(r => r.SupplierId).ToList();
+        entity.SelectedSupplierId = winnerSupplierIds.Count == 1 ? winnerSupplierIds[0] : null;
 
         db.PurchaseEvaluationChangelogs.Add(new PurchaseEvaluationChangelog
         {
@@ -438,9 +518,9 @@ public class SelectPurchaseEvaluationWinnerCommandHandler(
             PhaseAtChange = entity.Phase,
             UserId = currentUser.UserId,
             UserName = currentUser.FullName ?? currentUser.Email,
-            Summary = selectedIds.Count == 0
-                ? "Bỏ chọn đơn vị NCC/TP trúng thầu"
-                : $"Chọn {selectedIds.Count} đơn vị NCC/TP trúng thầu",
+            Summary = selectedSupplierIds.Count == 0
+                ? $"Bỏ chọn NCC/TP trúng thầu cho hạng mục {detail.GroupCode}"
+                : $"Chọn {selectedSupplierIds.Count} NCC/TP trúng thầu cho hạng mục {detail.GroupCode}",
         });
 
         await db.SaveChangesAsync(ct);
diff --git a/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationFeatures.cs b/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationFeatures.cs
index 6218db1..9aecf6e 100644
--- a/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationFeatures.cs
+++ b/src/Backend/SolutionErp.Application/PurchaseEvaluations/PurchaseEvaluationFeatures.cs
@@ -901,29 +901,28 @@ public class GetPurchaseEvaluationQueryHandler(
             var prevSubmittedCount = submitted.Count;
             var prevSubmittedTotal = submitted.Sum(v => v ?? 0m);
 
-            // [Mig 58 multi-winner] "đã chọn thầu" = phiếu DaDuyet có ÍT NHẤT 1 đơn vị
-            // IsWinner (thay `SelectedSupplierId != null` cũ — null khi ≥2 đồng-trúng nên
-            // bỏ sót phiếu liên-danh). Tổng = mọi báo giá của các đơn vị IsWinner.
+            // "đã chọn thầu" = phiếu DaDuyet có ÍT NHẤT 1 đơn vị IsWinner (existence — IsWinner
+            // là DERIVED == Any quote IsSelected, giữ đúng ngữ nghĩa "có chọn thầu"; A3(ii)).
             var selectedPeers = peers.Where(p => p.Phase == PurchaseEvaluationPhase.DaDuyet
                 && p.Suppliers.Any(s => s.IsWinner));
             var prevSelectedCount = await selectedPeers.CountAsync(ct);
+            // [multi-NCC A3(i)[5]] Tổng "đã chọn thầu" = SUM ThanhTien quote ĐƯỢC CHỌN (Quote.IsSelected
+            // = nguồn-sự-thật per Detail×Supplier) của các phiếu DaDuyet trước — thay whole-supplier IsWinner.
             var prevSelectedTotal = await (
                 from p in selectedPeers
                 join s in db.PurchaseEvaluationSuppliers.AsNoTracking()
                     on p.Id equals s.PurchaseEvaluationId
-                where s.IsWinner
                 join q in db.PurchaseEvaluationQuotes.AsNoTracking()
                     on s.Id equals q.PurchaseEvaluationSupplierId
+                where q.IsSelected
                 select (decimal?)q.ThanhTien).SumAsync(ct) ?? 0m;
 
-            // Row 4 "Giá trị kỳ này" = tổng giá chào của MỌI đơn vị IsWinner phiếu này
-            // [Mig 58 multi-winner] (khớp winnerQuoteTotal :1087 — dùng IsWinner thay
-            // SelectedSupplierId vì null khi ≥2 đồng-trúng → trước đây báo 0 cho liên-danh).
-            var curWinnerRowIds = e.Suppliers.Where(s => s.IsWinner)
-                .Select(s => s.Id).ToList();
-            var currentProposalTotal = curWinnerRowIds.Count == 0 ? 0m
+            // Row 4 "Giá trị kỳ này" = SUM báo giá ĐƯỢC CHỌN (Quote.IsSelected) phiếu này
+            // [multi-NCC A3(i)[5]] (khớp winnerQuoteTotal :1189 — nguồn-sự-thật per Detail×Supplier).
+            var curSupplierRowIds = e.Suppliers.Select(s => s.Id).ToList();
+            var currentProposalTotal = curSupplierRowIds.Count == 0 ? 0m
                 : await db.PurchaseEvaluationQuotes.AsNoTracking()
-                    .Where(q => curWinnerRowIds.Contains(q.PurchaseEvaluationSupplierId))
+                    .Where(q => curSupplierRowIds.Contains(q.PurchaseEvaluationSupplierId) && q.IsSelected)
                     .SumAsync(q => (decimal?)q.ThanhTien, ct) ?? 0m;
 
             // [S76] Full mỗi cột = Initial + Adjustment (cột đó). Authoritative full cho
@@ -1183,16 +1182,12 @@ public class GetPurchaseEvaluationQueryHandler(
             }
         }
 
-        // [S69] Giá trị gói = tổng ThanhTien báo giá của NCC/TP ĐƯỢC CHỌN (winner).
-        // Tính từ data đã load (Suppliers + Details.Quotes) — KHÔNG query thêm. 0 khi
-        // chưa chọn NCC. FE so với CeoApprovalThreshold → "CCM duyệt-final" / "cần CEO".
-        var winnerSupplierRowIds = e.Suppliers
-            .Where(s => s.IsWinner)                                  // [Mig 58] multi-winner: tổng MỌI đơn vị IsWinner
-            .Select(s => s.Id)
-            .ToHashSet();
+        // [multi-NCC 2026-07-12 — anh Kiệt LOCKED D1] Giá trị gói = SUM ThanhTien báo giá ĐƯỢC
+        // CHỌN per hạng mục (Quote.IsSelected = nguồn-sự-thật). Tính từ data đã load (Details.Quotes)
+        // — KHÔNG query thêm. 0 khi chưa chọn NCC nào. FE so CeoApprovalThreshold → "CCM duyệt-final".
         var winnerQuoteTotal = e.Details
             .SelectMany(det => det.Quotes)
-            .Where(q => winnerSupplierRowIds.Contains(q.PurchaseEvaluationSupplierId))
+            .Where(q => q.IsSelected)
             .Sum(q => q.ThanhTien);
 
         // [Mig 54] Capability nhập giá đề xuất theo role (mirror PeBudgetSummary canEdit).
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/DbInitializer.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/DbInitializer.cs
index 902027f..556feb1 100644
--- a/src/Backend/SolutionErp.Infrastructure/Persistence/DbInitializer.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/DbInitializer.cs
@@ -1260,6 +1260,21 @@ public static class DbInitializer
             }
             await db.SaveChangesAsync();
 
+            // [multi-NCC 2026-07-12 — A2(c)] Derive IsWinner mỗi supplier-row từ grid IsSelected
+            // (INVARIANT: supplier.IsWinner == đơn vị có ÍT NHẤT 1 quote IsSelected). Đặt SAU khi
+            // tạo quotes để seed đồng bộ nguồn-sự-thật (Quote.IsSelected) với derived flag.
+            for (int si = 0; si < supplierEntities.Count; si++)
+            {
+                bool anySelected = false;
+                for (int di = 0; di < detailEntities.Count && di < quotesGrid.Length; di++)
+                {
+                    var gridRow = quotesGrid[di];
+                    if (si < gridRow.Length && gridRow[si].IsSelected) { anySelected = true; break; }
+                }
+                supplierEntities[si].IsWinner = anySelected;
+            }
+            await db.SaveChangesAsync();
+
             // Approval history theo flow của type
             PurchaseEvaluationPhase[] flow = type == PurchaseEvaluationType.DuyetNcc
                 ? [PurchaseEvaluationPhase.ChoPurchasing, PurchaseEvaluationPhase.ChoCCM,
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.Designer.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.Designer.cs
new file mode 100644
index 0000000..6de1b6c
--- /dev/null
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.Designer.cs
@@ -0,0 +1,6360 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using SolutionErp.Infrastructure.Persistence;
+
+#nullable disable
+
+namespace SolutionErp.Infrastructure.Persistence.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant")]
+    partial class BackfillPeQuoteIsSelectedAndWinnerInvariant
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "10.0.6")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<System.Guid>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("RoleClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<System.Guid>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("UserClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<System.Guid>", b =>
+                {
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("ProviderKey")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("LoginProvider", "ProviderKey");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("UserLogins", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<System.Guid>", b =>
+                {
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("UserRoles", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<System.Guid>", b =>
+                {
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("UserTokens", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflow", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("ApplicableType")
+                        .HasColumnType("int");
+
+                    b.Property<decimal?>("CeoApprovalThreshold")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsUserSelectable")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApplicableType", "IsActive");
+
+                    b.HasIndex("Code", "Version")
+                        .IsUnique();
+
+                    b.ToTable("ApprovalWorkflows", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("AllowApproverEditBudget")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowApproverEditDetails")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowApproverFinalize")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowApproverSkipToFinal")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowReturnOneLevel")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowReturnOneStep")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowReturnToAssignee")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("AllowReturnToDrafter")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(true);
+
+                    b.Property<Guid>("ApprovalWorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("ApprovalWorkflowStepId", "Order");
+
+                    b.ToTable("ApprovalWorkflowLevels", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("ApprovalWorkflowId", "Order");
+
+                    b.ToTable("ApprovalWorkflowSteps", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Contract", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("BudgetManualAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("BudgetManualName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("BypassProcurementAndCCM")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("CurrentWorkflowStepIndex")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DraftData")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid?>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("GiaTri")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaHopDong")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("NoiDung")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("RejectedAtStepIndex")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("RejectedFromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("TemplateId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("TenHopDong")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowId");
+
+                    b.HasIndex("MaHopDong")
+                        .IsUnique()
+                        .HasFilter("[MaHopDong] IS NOT NULL");
+
+                    b.HasIndex("ProjectId");
+
+                    b.HasIndex("SlaDeadline");
+
+                    b.HasIndex("SupplierId");
+
+                    b.HasIndex("Phase", "IsDeleted");
+
+                    b.ToTable("Contracts", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Decision")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ToPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "ApprovedAt");
+
+                    b.ToTable("ContractApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractAttachment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContentType")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Purpose")
+                        .HasColumnType("int");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.ToTable("ContractAttachments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractChangelog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Action")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ContextNote")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("EntityId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("EntityType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldChangesJson")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("PhaseAtChange")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Summary")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "CreatedAt");
+
+                    b.HasIndex("ContractId", "EntityType");
+
+                    b.ToTable("ContractChangelogs", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("ContractCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractComment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Content")
+                        .IsRequired()
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "CreatedAt");
+
+                    b.ToTable("ContractComments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractDepartmentApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ApproverRoleSnapshot")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsBypassed")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("PhaseAtApproval")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Stage")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("ContractId", "PhaseAtApproval", "DepartmentId", "Stage")
+                        .IsUnique()
+                        .HasDatabaseName("UX_ContractDeptApprovals_Contract_Phase_Dept_Stage");
+
+                    b.ToTable("ContractDepartmentApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("ContractId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("ContractLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.DichVuDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DenNgay")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaDichVu")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenDichVu")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ThoiGian")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<DateTime?>("TuNgay")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("DichVuDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.GiaoKhoanDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<decimal>("KhoiLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("MaCongViec")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenCongViec")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianHoanThanh")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("YeuCauKyThuat")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("GiaoKhoanDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.MuaBanDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaSP")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("SoLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ThueVAT")
+                        .HasPrecision(5, 2)
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("XuatXu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("MuaBanDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacDvDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGiaToiDa")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("DonGiaToiThieu")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("LoaiDichVu")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("PhamViDichVu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("SLA")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("TenDichVu")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NguyenTacDvDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacNccDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DieuKienGiaoHang")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("DieuKienThanhToan")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<decimal>("DonGiaToiDa")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("DonGiaToiThieu")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("NhomSP")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NguyenTacNccDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NhaCungCapDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaSP")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("SoLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianGiao")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ThongSoKyThuat")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("XuatXu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NhaCungCapDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.ThauPhuDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("HangMuc")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("KhoiLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianHoanThanh")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("ThauPhuDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowDefinition", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code", "Version")
+                        .IsUnique();
+
+                    b.HasIndex("ContractType", "IsActive");
+
+                    b.ToTable("WorkflowDefinitions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("WorkflowDefinitionId", "Order");
+
+                    b.ToTable("WorkflowSteps", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStepApprover", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AssignmentValue")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("WorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("WorkflowStepId");
+
+                    b.ToTable("WorkflowStepApprovers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowTypeAssignment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("PolicyName")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractType")
+                        .IsUnique();
+
+                    b.ToTable("WorkflowTypeAssignments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Forms.ContractClause", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Content")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.ToTable("ContractClauses", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Forms.ContractTemplate", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("FieldSpec")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<string>("FormCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Format")
+                        .IsRequired()
+                        .HasMaxLength(10)
+                        .HasColumnType("nvarchar(10)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractType");
+
+                    b.HasIndex("FormCode")
+                        .IsUnique();
+
+                    b.ToTable("ContractTemplates", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.Driver", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("LicenseClass")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("LicenseNumber")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("PhoneNumber")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("Drivers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("EmployeeCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeDocument", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContentType")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("DocumentType")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("EmployeeProfileId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly?>("ExpiryDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<string>("FilePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<DateOnly?>("IssueDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("Notes")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentType");
+
+                    b.HasIndex("EmployeeProfileId");
+
+                    b.ToTable("EmployeeDocuments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeEducation", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly?>("CertificateIssueDate")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("DegreeLevel")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("EducationMode")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("EmployeeProfileId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly?>("FromDate")
+                        .HasColumnType("date");
+
+                    b.Property<int?>("GradeLevel")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Major")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Notes")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("SchoolName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateOnly?>("ToDate")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeProfileId");
+
+                    b.ToTable("EmployeeEducations", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeFamilyRelation", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("BirthYear")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("CurrentAddress")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("EmployeeProfileId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Occupation")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Phone")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<int>("Relationship")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeProfileId");
+
+                    b.ToTable("EmployeeFamilyRelations", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeProfile", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AcademicTitle")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<decimal?>("AnnualLeaveDays")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<string>("BankAccount")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("BankBranch")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("BankName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<decimal?>("BaseSalary")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("BirthPlace")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("BloodType")
+                        .HasMaxLength(5)
+                        .HasColumnType("nvarchar(5)");
+
+                    b.Property<DateOnly?>("CommunistPartyJoinDate")
+                        .HasColumnType("date");
+
+                    b.Property<decimal?>("CompensatoryLeaveDays")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly?>("DateOfBirth")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("EmergencyContactAddress")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("EmergencyContactName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("EmergencyContactPhone")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("EmployeeCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int>("EmployeeStatus")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("EmployeeType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Ethnicity")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int?>("Gender")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("HeightCm")
+                        .HasColumnType("int");
+
+                    b.Property<DateOnly?>("HireDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("Hometown")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateOnly?>("IdCardIssueDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("IdCardIssuePlace")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("IdCardNumber")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("InternalPhone")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<bool>("IsCommunistParty")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsTradeUnion")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsYouthUnion")
+                        .HasColumnType("bit");
+
+                    b.Property<int?>("MaritalStatus")
+                        .HasColumnType("int");
+
+                    b.Property<string>("MedicalRegistrationPlace")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Nationality")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Notes")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<string>("PassportNumber")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("PermanentAddressText")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid?>("PermanentDistrictId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PermanentProvinceId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PermanentWardId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("PersonalEmail")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Phone")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("PhotoUrl")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Qualification")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Religion")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<decimal?>("RemainingLeaveDays")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateOnly?>("ResignDate")
+                        .HasColumnType("date");
+
+                    b.Property<decimal?>("SeniorityLeaveDays")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<string>("SocialInsuranceNumber")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateOnly?>("SocialInsuranceStartDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("StreetAddressPermanent")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("StreetAddressTemporary")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("TaxCode")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("TemporaryAddressText")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid?>("TemporaryDistrictId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("TemporaryProvinceId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("TemporaryWardId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("TimekeepingCode")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<decimal?>("TotalSalary")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateOnly?>("TradeUnionJoinDate")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("WeightKg")
+                        .HasColumnType("int");
+
+                    b.Property<string>("WorkLocation")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateOnly?>("YouthUnionJoinDate")
+                        .HasColumnType("date");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeCode")
+                        .IsUnique();
+
+                    b.HasIndex("IsDeleted");
+
+                    b.HasIndex("Phone");
+
+                    b.HasIndex("UserId")
+                        .IsUnique();
+
+                    b.ToTable("EmployeeProfiles", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeSkill", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("EmployeeProfileId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<string>("LanguageId")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("Level")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeProfileId");
+
+                    b.HasIndex("Kind");
+
+                    b.ToTable("EmployeeSkills", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeWorkHistory", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("CompanyAddress")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("CompanyName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("EmployeeProfileId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly?>("FromDate")
+                        .HasColumnType("date");
+
+                    b.Property<string>("Industry")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("JobDescription")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<string>("JobTitle")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ResignReason")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateOnly?>("ToDate")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("EmployeeProfileId");
+
+                    b.ToTable("EmployeeWorkHistories", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.Holiday", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateOnly>("Date")
+                        .HasColumnType("date");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsPaid")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsRecurring")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Year")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Year", "Date")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("Holidays", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.LeaveBalance", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("AdjustmentDays")
+                        .HasPrecision(5, 2)
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("EntitledDays")
+                        .HasPrecision(5, 2)
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("LeaveTypeId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("UsedDays")
+                        .HasPrecision(5, 2)
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Year")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("LeaveTypeId");
+
+                    b.HasIndex("UserId");
+
+                    b.HasIndex("UserId", "LeaveTypeId", "Year")
+                        .IsUnique();
+
+                    b.ToTable("LeaveBalances", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.LeaveType", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DaysPerYear")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsPaid")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("RequiresAttachment")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("LeaveTypes", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.OtPolicy", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("MaxHoursPerDay")
+                        .HasColumnType("int");
+
+                    b.Property<int>("MaxHoursPerMonth")
+                        .HasColumnType("int");
+
+                    b.Property<int>("MaxHoursPerYear")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("MultiplierHoliday")
+                        .HasColumnType("decimal(4,2)");
+
+                    b.Property<decimal>("MultiplierWeekday")
+                        .HasColumnType("decimal(4,2)");
+
+                    b.Property<decimal>("MultiplierWeekend")
+                        .HasColumnType("decimal(4,2)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("OtPolicies", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.ShiftPattern", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("BreakMinutes")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<TimeOnly>("EndTime")
+                        .HasColumnType("time");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<TimeOnly>("StartTime")
+                        .HasColumnType("time");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("WorkDays")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("ShiftPatterns", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.Vehicle", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("LicensePlate")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("SeatCount")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("Vehicles", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.Property<string>("Key")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("DisplayLabel")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Icon")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<bool>("IsVisible")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(true);
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ParentKey")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("Key");
+
+                    b.HasIndex("ParentKey");
+
+                    b.ToTable("MenuItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Permission", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("CanCreate")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanDelete")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanRead")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanUpdate")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MenuKey")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MenuKey");
+
+                    b.HasIndex("RoleId", "MenuKey")
+                        .IsUnique();
+
+                    b.ToTable("Permissions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Role", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("ShortName")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique()
+                        .HasDatabaseName("RoleNameIndex")
+                        .HasFilter("[NormalizedName] IS NOT NULL");
+
+                    b.ToTable("Roles", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("AccessFailedCount")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("CanBypassReview")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<bool>("EmailConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("FullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTimeOffset?>("LockoutEnd")
+                        .HasColumnType("datetimeoffset");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedUserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Position")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int?>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RefreshToken")
+                        .HasMaxLength(512)
+                        .HasColumnType("nvarchar(512)");
+
+                    b.Property<DateTime?>("RefreshTokenExpiresAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SecurityStamp")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("NormalizedEmail")
+                        .HasDatabaseName("EmailIndex");
+
+                    b.HasIndex("NormalizedUserName")
+                        .IsUnique()
+                        .HasDatabaseName("UserNameIndex")
+                        .HasFilter("[NormalizedUserName] IS NOT NULL");
+
+                    b.ToTable("Users", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.MaterialItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("OriginCountry")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Specification")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("MaterialItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.ServiceItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("ServiceItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.UnitOfMeasure", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("UnitsOfMeasure", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.WorkItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("WorkItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Department", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid?>("ManagerUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid?>("ParentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.HasIndex("ParentId");
+
+                    b.ToTable("Departments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Project", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("BudgetTotal")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("EndDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Investor")
+                        .HasMaxLength(250)
+                        .HasColumnType("nvarchar(250)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Location")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid?>("ManagerUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("Package")
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<DateTime?>("StartDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("Year")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("Projects", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Supplier", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Address")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("AuthorizationNote")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("BankAccount")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("ContactPerson")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ContactPhone")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("ContactTitle")
+                        .HasMaxLength(150)
+                        .HasColumnType("nvarchar(150)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Fax")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsPublic")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("LegalRepTitle")
+                        .HasMaxLength(150)
+                        .HasColumnType("nvarchar(150)");
+
+                    b.Property<string>("LegalRepresentative")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("LinkGpkd")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("LinkGuq")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("LinkHsnl")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MailRecipient")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("MailingAddress")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("OfficeAddress")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("OwnerPmh")
+                        .HasMaxLength(150)
+                        .HasColumnType("nvarchar(150)");
+
+                    b.Property<string>("PackageCategory")
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<string>("Phone")
+                        .HasMaxLength(30)
+                        .HasColumnType("nvarchar(30)");
+
+                    b.Property<string>("ReferralSource")
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<string>("SecondaryBankAccount")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("SourceUpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SourceUpdatedBy")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int?>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TaxCode")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0 AND [Code] <> ''");
+
+                    b.HasIndex("Type");
+
+                    b.ToTable("Suppliers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Notifications.Notification", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("Href")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("ReadAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("RefId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreatedAt");
+
+                    b.HasIndex("UserId", "ReadAt");
+
+                    b.ToTable("Notifications", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.Attendance", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("AttendanceDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal?>("CheckInAccuracy")
+                        .HasColumnType("decimal(8,2)");
+
+                    b.Property<DateTime?>("CheckInAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal?>("CheckInLatitude")
+                        .HasColumnType("decimal(10,7)");
+
+                    b.Property<decimal?>("CheckInLongitude")
+                        .HasColumnType("decimal(10,7)");
+
+                    b.Property<decimal?>("CheckOutAccuracy")
+                        .HasColumnType("decimal(8,2)");
+
+                    b.Property<DateTime?>("CheckOutAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal?>("CheckOutLatitude")
+                        .HasColumnType("decimal(10,7)");
+
+                    b.Property<decimal?>("CheckOutLongitude")
+                        .HasColumnType("decimal(10,7)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("IpAddressIn")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("IpAddressOut")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal?>("OtHours")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<int>("SourceIn")
+                        .HasColumnType("int");
+
+                    b.Property<int>("SourceOut")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("WorkHours")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId", "AttendanceDate")
+                        .IsUnique();
+
+                    b.ToTable("Attendances", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ItTicket", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AssignedToFullName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid?>("AssignedToUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Category")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .IsRequired()
+                        .HasMaxLength(5000)
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaTicket")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int>("Priority")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RequesterFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("RequesterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Resolution")
+                        .HasMaxLength(5000)
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("ResolvedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaBreached")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("SlaDueAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarnedSent")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("AssignedToUserId");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("MaTicket")
+                        .IsUnique()
+                        .HasFilter("[MaTicket] IS NOT NULL");
+
+                    b.HasIndex("RequesterUserId");
+
+                    b.HasIndex("Status");
+
+                    b.ToTable("ItTickets", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.LeaveRequest", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("EndDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("LeaveTypeId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("MaDonTu")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<decimal>("NumDays")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<string>("Reason")
+                        .IsRequired()
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int?>("RejectedFromStatus")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RequesterFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("RequesterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("StartDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MaDonTu")
+                        .IsUnique()
+                        .HasFilter("[MaDonTu] IS NOT NULL");
+
+                    b.HasIndex("RequesterUserId");
+
+                    b.HasIndex("Status");
+
+                    b.ToTable("LeaveRequests", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.LeaveRequestLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("LeaveRequestId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("LeaveRequestId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("LeaveRequestLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingBooking", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("BookedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("BookedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("EndAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid>("RoomId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("StartAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BookedByUserId");
+
+                    b.HasIndex("RoomId", "StartAt");
+
+                    b.ToTable("MeetingBookings", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingBookingAttendee", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("BookingId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("FullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Notes")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.HasIndex("BookingId", "UserId")
+                        .IsUnique();
+
+                    b.ToTable("MeetingBookingAttendees", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingRoom", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Capacity")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Equipment")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Location")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.ToTable("MeetingRooms", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.OtRequest", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<TimeSpan>("EndTime")
+                        .HasColumnType("time");
+
+                    b.Property<decimal>("Hours")
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaDonTu")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("OtDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("OtPolicyId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Reason")
+                        .IsRequired()
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int?>("RejectedFromStatus")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RequesterFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("RequesterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<TimeSpan>("StartTime")
+                        .HasColumnType("time");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MaDonTu")
+                        .IsUnique()
+                        .HasFilter("[MaDonTu] IS NOT NULL");
+
+                    b.HasIndex("RequesterUserId");
+
+                    b.HasIndex("Status");
+
+                    b.ToTable("OtRequests", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.OtRequestLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("OtRequestId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("OtRequestId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("OtRequestLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.Proposal", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("AmountEstimate")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(5000)
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaDeXuat")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int?>("RejectedFromStatus")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("DrafterUserId");
+
+                    b.HasIndex("MaDeXuat")
+                        .IsUnique()
+                        .HasFilter("[MaDeXuat] IS NOT NULL");
+
+                    b.HasIndex("Status");
+
+                    b.ToTable("Proposals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ProposalAttachment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("FilePath")
+                        .IsRequired()
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MimeType")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("ProposalId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UploadedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("UploadedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProposalId");
+
+                    b.ToTable("ProposalAttachments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ProposalCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("ProposalCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ProposalLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("ProposalId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("ProposalId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("ProposalLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.TravelRequest", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Destination")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<DateTime>("EndDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal?>("EstimatedCost")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaDonTu")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<int>("NumDays")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Purpose")
+                        .IsRequired()
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int?>("RejectedFromStatus")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RequesterFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("RequesterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("StartDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MaDonTu")
+                        .IsUnique()
+                        .HasFilter("[MaDonTu] IS NOT NULL");
+
+                    b.HasIndex("RequesterUserId");
+
+                    b.HasIndex("Status");
+
+                    b.ToTable("TravelRequests", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.TravelRequestLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("TravelRequestId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("TravelRequestId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("TravelRequestLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.VehicleBooking", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Destination")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<string>("DriverName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime>("EndAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaDonTu")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Purpose")
+                        .IsRequired()
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int?>("RejectedFromStatus")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RequesterFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("RequesterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("StartAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("VehicleLicense")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<string>("VehicleName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MaDonTu")
+                        .IsUnique()
+                        .HasFilter("[MaDonTu] IS NOT NULL");
+
+                    b.HasIndex("RequesterUserId");
+
+                    b.HasIndex("Status");
+
+                    b.HasIndex("VehicleLicense", "StartAt");
+
+                    b.ToTable("VehicleBookings", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.VehicleBookingLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("VehicleBookingId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("VehicleBookingId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("VehicleBookingLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.WorkflowAppCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("WorkflowAppCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PeWorkItemBudget", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("AdjustmentAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("CcmNote")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("InitialAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<decimal?>("ProAdjustmentAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("ProEstimateAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("ProInitialAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("ProNote")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("WorkItemId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("WorkItemId");
+
+                    b.HasIndex("ProjectId", "WorkItemId")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("PeWorkItemBudgets", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("ApprovalWorkflowId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("ApprovedPriceAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("ApprovedPriceSource")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<decimal?>("BudgetPeriodAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("CcmBudgetPeriodAmount")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("CcmSuggestedPrice")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("CcmSuggestedPriceNote")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid?>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("CurrentApprovalLevelOrder")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("CurrentWorkflowStepIndex")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DiaDiem")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid?>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("EndedByLevelFinalize")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<decimal?>("ExpectedRemainingAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("HoSoLink")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsUrgentByCcm")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsUrgentByPro")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaPhieu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<string>("PaymentTerms")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<decimal?>("ProSuggestedMaxPrice")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal?>("ProSuggestedMinPrice")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("ProSuggestedPriceNote")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("RejectedAtStepIndex")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("RejectedFromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid?>("SelectedSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("TenGoiThau")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("WorkItemId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowId");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("MaPhieu")
+                        .IsUnique()
+                        .HasFilter("[MaPhieu] IS NOT NULL");
+
+                    b.HasIndex("ProjectId");
+
+                    b.HasIndex("SlaDeadline");
+
+                    b.HasIndex("WorkItemId");
+
+                    b.HasIndex("WorkflowDefinitionId");
+
+                    b.HasIndex("Phase", "IsDeleted");
+
+                    b.ToTable("PurchaseEvaluations", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Decision")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("ToPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "ApprovedAt");
+
+                    b.ToTable("PurchaseEvaluationApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationAttachment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContentType")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PurchaseEvaluationSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Purpose")
+                        .HasColumnType("int");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationSupplierId");
+
+                    b.ToTable("PurchaseEvaluationAttachments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationChangelog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Action")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ContextNote")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("EntityId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("EntityType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldChangesJson")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("PhaseAtChange")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Summary")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "CreatedAt");
+
+                    b.HasIndex("PurchaseEvaluationId", "EntityType");
+
+                    b.ToTable("PurchaseEvaluationChangelogs", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("PurchaseEvaluationCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ApproverRoleSnapshot")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsBypassed")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("PhaseAtApproval")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Stage")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationId", "PhaseAtApproval", "DepartmentId", "Stage")
+                        .IsUnique()
+                        .HasDatabaseName("UX_PEDeptApprovals_PE_Phase_Dept_Stage");
+
+                    b.ToTable("PurchaseEvaluationDepartmentApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Opinion")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "Kind")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationDepartmentOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGiaNganSach")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("GroupCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GroupName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ItemCode")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<decimal>("KhoiLuongNganSach")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<decimal>("KhoiLuongThiCong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("NoiDung")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("ThanhTienNganSach")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "Order");
+
+                    b.ToTable("PurchaseEvaluationDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationLevelOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ApprovalWorkflowLevelId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SignedByFullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("SignedByUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApprovalWorkflowLevelId");
+
+                    b.HasIndex("PurchaseEvaluationId", "ApprovalWorkflowLevelId")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationLevelOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationQuote", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("BgVat")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ChuaVat")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsSelected")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid>("PurchaseEvaluationDetailId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("PurchaseEvaluationSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationSupplierId");
+
+                    b.HasIndex("PurchaseEvaluationDetailId", "PurchaseEvaluationSupplierId")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationQuotes", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContactEmail")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ContactName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ContactPhone")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DisplayName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("IsWinner")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bit")
+                        .HasDefaultValue(false);
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("PaymentTermText")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SupplierId");
+
+                    b.HasIndex("PurchaseEvaluationId", "SupplierId")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationSuppliers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int>("EvaluationType")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code", "Version")
+                        .IsUnique();
+
+                    b.HasIndex("EvaluationType", "IsActive");
+
+                    b.ToTable("PurchaseEvaluationWorkflowDefinitions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowDefinitionId", "Order");
+
+                    b.ToTable("PurchaseEvaluationWorkflowSteps", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepApprover", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AssignmentValue")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowStepId");
+
+                    b.ToTable("PurchaseEvaluationWorkflowStepApprovers", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.Role", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.Role", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowStep", "Step")
+                        .WithMany("Levels")
+                        .HasForeignKey("ApprovalWorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("ApproverUserId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflow", "ApprovalWorkflow")
+                        .WithMany("Steps")
+                        .HasForeignKey("ApprovalWorkflowId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.Navigation("ApprovalWorkflow");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Contract", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflow", null)
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowId")
+                        .OnDelete(DeleteBehavior.Restrict);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Approvals")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractAttachment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Attachments")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractChangelog", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Changelogs")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractComment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Comments")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractDepartmentApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("DepartmentApprovals")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+
+                    b.Navigation("Level");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.DichVuDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("DichVuDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.GiaoKhoanDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("GiaoKhoanDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.MuaBanDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("MuaBanDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacDvDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NguyenTacDvDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacNccDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NguyenTacNccDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NhaCungCapDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NhaCungCapDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.ThauPhuDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("ThauPhuDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.HasOne("SolutionErp.Domain.Contracts.WorkflowDefinition", "WorkflowDefinition")
+                        .WithMany("Steps")
+                        .HasForeignKey("WorkflowDefinitionId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("WorkflowDefinition");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStepApprover", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.WorkflowStep", "Step")
+                        .WithMany("Approvers")
+                        .HasForeignKey("WorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeDocument", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.EmployeeProfile", "EmployeeProfile")
+                        .WithMany("Documents")
+                        .HasForeignKey("EmployeeProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("EmployeeProfile");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeEducation", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.EmployeeProfile", "EmployeeProfile")
+                        .WithMany("Educations")
+                        .HasForeignKey("EmployeeProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("EmployeeProfile");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeFamilyRelation", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.EmployeeProfile", "EmployeeProfile")
+                        .WithMany("FamilyRelations")
+                        .HasForeignKey("EmployeeProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("EmployeeProfile");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeProfile", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", "User")
+                        .WithOne()
+                        .HasForeignKey("SolutionErp.Domain.Hrm.EmployeeProfile", "UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeSkill", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.EmployeeProfile", "EmployeeProfile")
+                        .WithMany("Skills")
+                        .HasForeignKey("EmployeeProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("EmployeeProfile");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeWorkHistory", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.EmployeeProfile", "EmployeeProfile")
+                        .WithMany("WorkHistories")
+                        .HasForeignKey("EmployeeProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("EmployeeProfile");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.LeaveBalance", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Hrm.LeaveType", "LeaveType")
+                        .WithMany()
+                        .HasForeignKey("LeaveTypeId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("LeaveType");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.MenuItem", "Parent")
+                        .WithMany("Children")
+                        .HasForeignKey("ParentKey")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.Navigation("Parent");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Permission", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.MenuItem", "Menu")
+                        .WithMany("Permissions")
+                        .HasForeignKey("MenuKey")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Identity.Role", "Role")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Menu");
+
+                    b.Navigation("Role");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.User", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.LeaveRequestLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Office.LeaveRequest", "LeaveRequest")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("LeaveRequestId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("LeaveRequest");
+
+                    b.Navigation("Level");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingBooking", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Office.MeetingRoom", "Room")
+                        .WithMany()
+                        .HasForeignKey("RoomId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Room");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingBookingAttendee", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Office.MeetingBooking", "Booking")
+                        .WithMany("Attendees")
+                        .HasForeignKey("BookingId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Booking");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.OtRequestLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Office.OtRequest", "OtRequest")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("OtRequestId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Level");
+
+                    b.Navigation("OtRequest");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ProposalAttachment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Office.Proposal", "Proposal")
+                        .WithMany("Attachments")
+                        .HasForeignKey("ProposalId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Proposal");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.ProposalLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Office.Proposal", "Proposal")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("ProposalId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Level");
+
+                    b.Navigation("Proposal");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.TravelRequestLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Office.TravelRequest", "TravelRequest")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("TravelRequestId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Level");
+
+                    b.Navigation("TravelRequest");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.VehicleBookingLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Office.VehicleBooking", "VehicleBooking")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("VehicleBookingId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Level");
+
+                    b.Navigation("VehicleBooking");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflow", null)
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowId")
+                        .OnDelete(DeleteBehavior.Restrict);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Approvals")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationAttachment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Attachments")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationChangelog", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Changelogs")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("DepartmentApprovals")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("DepartmentOpinions")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Details")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationLevelOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowLevel", "Level")
+                        .WithMany()
+                        .HasForeignKey("ApprovalWorkflowLevelId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("LevelOpinions")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Level");
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationQuote", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", "Detail")
+                        .WithMany("Quotes")
+                        .HasForeignKey("PurchaseEvaluationDetailId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", null)
+                        .WithMany("Quotes")
+                        .HasForeignKey("PurchaseEvaluationId");
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", "Supplier")
+                        .WithMany()
+                        .HasForeignKey("PurchaseEvaluationSupplierId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Detail");
+
+                    b.Navigation("Supplier");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Suppliers")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", "Definition")
+                        .WithMany("Steps")
+                        .HasForeignKey("PurchaseEvaluationWorkflowDefinitionId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Definition");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepApprover", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", "Step")
+                        .WithMany("Approvers")
+                        .HasForeignKey("PurchaseEvaluationWorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflow", b =>
+                {
+                    b.Navigation("Steps");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.ApprovalWorkflowsV2.ApprovalWorkflowStep", b =>
+                {
+                    b.Navigation("Levels");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Contract", b =>
+                {
+                    b.Navigation("Approvals");
+
+                    b.Navigation("Attachments");
+
+                    b.Navigation("Changelogs");
+
+                    b.Navigation("Comments");
+
+                    b.Navigation("DepartmentApprovals");
+
+                    b.Navigation("DichVuDetails");
+
+                    b.Navigation("GiaoKhoanDetails");
+
+                    b.Navigation("LevelOpinions");
+
+                    b.Navigation("MuaBanDetails");
+
+                    b.Navigation("NguyenTacDvDetails");
+
+                    b.Navigation("NguyenTacNccDetails");
+
+                    b.Navigation("NhaCungCapDetails");
+
+                    b.Navigation("ThauPhuDetails");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowDefinition", b =>
+                {
+                    b.Navigation("Steps");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.Navigation("Approvers");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Hrm.EmployeeProfile", b =>
+                {
+                    b.Navigation("Documents");
+
+                    b.Navigation("Educations");
+
+                    b.Navigation("FamilyRelations");
+
+                    b.Navigation("Skills");
+
+                    b.Navigation("WorkHistories");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.Navigation("Children");
+
+                    b.Navigation("Permissions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.LeaveRequest", b =>
+                {
+                    b.Navigation("LevelOpinions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.MeetingBooking", b =>
+                {
+                    b.Navigation("Attendees");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.OtRequest", b =>
+                {
+                    b.Navigation("LevelOpinions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.Proposal", b =>
+                {
+                    b.Navigation("Attachments");
+
+                    b.Navigation("LevelOpinions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.TravelRequest", b =>
+                {
+                    b.Navigation("LevelOpinions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Office.VehicleBooking", b =>
+                {
+                    b.Navigation("LevelOpinions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", b =>
+                {
+                    b.Navigation("Approvals");
+
+                    b.Navigation("Attachments");
+
+                    b.Navigation("Changelogs");
+
+                    b.Navigation("DepartmentApprovals");
+
+                    b.Navigation("DepartmentOpinions");
+
+                    b.Navigation("Details");
+
+                    b.Navigation("LevelOpinions");
+
+                    b.Navigation("Quotes");
+
+                    b.Navigation("Suppliers");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.Navigation("Quotes");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", b =>
+                {
+                    b.Navigation("Steps");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.Navigation("Approvers");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.cs
new file mode 100644
index 0000000..1026216
--- /dev/null
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260712142652_BackfillPeQuoteIsSelectedAndWinnerInvariant.cs
@@ -0,0 +1,49 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SolutionErp.Infrastructure.Persistence.Migrations
+{
+    /// <inheritdoc />
+    public partial class BackfillPeQuoteIsSelectedAndWinnerInvariant : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // [multi-NCC 2026-07-12 — anh Kiệt LOCKED A2/A6] Data-only backfill 2 CHIỀU thiết lập
+            // BẤT BIẾN: PurchaseEvaluationSupplier.IsWinner == đơn vị có ÍT NHẤT 1
+            // PurchaseEvaluationQuote.IsSelected. NGUỒN-SỰ-THẬT mới = Quote.IsSelected (per
+            // Detail×Supplier); IsWinner (whole-supplier, Mig 58) → DERIVED. Idempotent (WHERE ...=0
+            // → re-run no-op). SQL-Server-only (tests SQLite EnsureCreated KHÔNG replay migration).
+
+            // CHIỀU 1 (IsWinner → IsSelected): phiếu cũ mô hình whole-supplier winner (Mig 58) →
+            // mọi báo giá của đơn vị IsWinner=1 được đánh IsSelected=1 (đơn vị thắng cả gói → mọi
+            // hạng mục của họ được chọn). Preserve tổng: winnerQuoteTotal cũ (SUM quote của IsWinner)
+            // == winnerQuoteTotal mới (SUM quote IsSelected). Mirror Mig 58 idempotent.
+            migrationBuilder.Sql(@"
+UPDATE q SET IsSelected = 1
+FROM PurchaseEvaluationQuotes q
+INNER JOIN PurchaseEvaluationSuppliers s ON s.Id = q.PurchaseEvaluationSupplierId
+WHERE s.IsWinner = 1 AND q.IsSelected = 0;");
+
+            // CHIỀU 2 (IsSelected → IsWinner): dữ liệu dormant/seed có Quote.IsSelected=1 nhưng
+            // supplier-row IsWinner=0 (per-hạng-mục selection chưa đồng bộ flag) → set IsWinner=1
+            // cho đơn vị có tồn tại ≥1 quote IsSelected. Sau 2 chiều: IsWinner ⟺ Any(IsSelected).
+            migrationBuilder.Sql(@"
+UPDATE s SET IsWinner = 1
+FROM PurchaseEvaluationSuppliers s
+WHERE s.IsWinner = 0
+  AND EXISTS (
+      SELECT 1 FROM PurchaseEvaluationQuotes q
+      WHERE q.PurchaseEvaluationSupplierId = s.Id AND q.IsSelected = 1);");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            // Data-only backfill KHÔNG reversible (không snapshot trạng thái IsSelected/IsWinner
+            // trước khi thiết lập bất biến; revert = phá bất biến / mất per-hạng-mục selection).
+            // No-op an toàn — mirror BackfillEndedByLevelFinalizeFromChangelog (Mig 61).
+        }
+    }
+}
diff --git a/src/Backend/SolutionErp.Infrastructure/Services/PurchaseEvaluationWorkflowService.cs b/src/Backend/SolutionErp.Infrastructure/Services/PurchaseEvaluationWorkflowService.cs
index bcfaed5..8fa3c97 100644
--- a/src/Backend/SolutionErp.Infrastructure/Services/PurchaseEvaluationWorkflowService.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Services/PurchaseEvaluationWorkflowService.cs
@@ -189,25 +189,23 @@ public class PurchaseEvaluationWorkflowService(
             // missingForApproval (FE KHÔNG check Purpose enum → BE cũng không,
             // tránh mismatch 2 tầng).
             var missing = new List<string>();
-            // [Mig 58 CCM item 1] Multi-winner: winner = các supplier-row IsWinner (≥1). Tổng giá
-            // gói = SUM ThanhTien MỌI winner-row (vd 3 đơn vị 37.8+9+10=56.8tr). 0 winner →
-            // "chưa chọn"; có winner nhưng tổng ≤ 0 → "chưa có giá chào thầu" (item 2 chỉ nới
-            // NGÂN SÁCH, KHÔNG nới giá NCC — winner phải có giá).
-            var winnerRowIds = await db.PurchaseEvaluationSuppliers.AsNoTracking()
-                .Where(s => s.PurchaseEvaluationId == evaluation.Id && s.IsWinner)
-                .Select(s => s.Id)
-                .ToListAsync(ct);
-            if (winnerRowIds.Count == 0)
+            // [multi-NCC A3(i)[2] + D5] Winner = có ÍT NHẤT 1 báo giá ĐƯỢC CHỌN (Quote.IsSelected
+            // = nguồn-sự-thật per Detail×Supplier). Tổng giá gói = SUM ThanhTien mọi quote IsSelected
+            // toàn phiếu (D5 giữ >0). 0 selected → "chưa chọn"; có selected nhưng tổng ≤0 → "chưa có giá"
+            // (item 2 chỉ nới NGÂN SÁCH, KHÔNG nới giá NCC — winner phải có giá).
+            var selectedThanhTien = await (
+                from q in db.PurchaseEvaluationQuotes.AsNoTracking()
+                join d in db.PurchaseEvaluationDetails.AsNoTracking()
+                    on q.PurchaseEvaluationDetailId equals d.Id
+                where d.PurchaseEvaluationId == evaluation.Id && q.IsSelected
+                select q.ThanhTien).ToListAsync(ct);
+            if (selectedThanhTien.Count == 0)
             {
                 missing.Add("chưa chọn Đơn vị NCC/TP");
             }
-            else
+            else if (selectedThanhTien.Sum() <= 0)
             {
-                var winnerQuoteTotal = await db.PurchaseEvaluationQuotes.AsNoTracking()
-                    .Where(q => winnerRowIds.Contains(q.PurchaseEvaluationSupplierId))
-                    .SumAsync(q => (decimal?)q.ThanhTien, ct) ?? 0m;
-                if (winnerQuoteTotal <= 0)
-                    missing.Add("Đơn vị được chọn chưa có giá chào thầu");
+                missing.Add("Đơn vị được chọn chưa có giá chào thầu");
             }
             // [S61 Mig 50] Schema ngân sách mới — điều kiện (3) = "Ngân sách - kỳ này"
             // (BudgetPeriodAmount, drafter nhập). FE PeDetailTabs missingForApproval
@@ -881,14 +879,14 @@ public class PurchaseEvaluationWorkflowService(
                 throw new ForbiddenException(
                     "Chỉ CCM (Kiểm soát Chi phí) được duyệt done miễn CEO.");
 
-            var winnerSupplierRowIds = await db.PurchaseEvaluationSuppliers.AsNoTracking()
-                .Where(s => s.PurchaseEvaluationId == evaluation.Id && s.IsWinner)   // [Mig 58] multi-winner
-                .Select(s => s.Id)
-                .ToListAsync(ct);
-            var winnerQuoteTotal = winnerSupplierRowIds.Count == 0 ? 0m
-                : await db.PurchaseEvaluationQuotes.AsNoTracking()
-                    .Where(q => winnerSupplierRowIds.Contains(q.PurchaseEvaluationSupplierId))
-                    .SumAsync(q => (decimal?)q.ThanhTien, ct) ?? 0m;
+            // [multi-NCC A3(i)[3]] Giá gói = SUM ThanhTien báo giá ĐƯỢC CHỌN (Quote.IsSelected =
+            // nguồn-sự-thật) toàn phiếu. CCM duyệt done miễn CEO chỉ khi giá gói < ngưỡng (strict).
+            var winnerQuoteTotal = await (
+                from q in db.PurchaseEvaluationQuotes.AsNoTracking()
+                join d in db.PurchaseEvaluationDetails.AsNoTracking()
+                    on q.PurchaseEvaluationDetailId equals d.Id
+                where d.PurchaseEvaluationId == evaluation.Id && q.IsSelected
+                select (decimal?)q.ThanhTien).SumAsync(ct) ?? 0m;
 
             if (winnerQuoteTotal >= ceoThreshold)
                 throw new ConflictException(
diff --git a/tests/SolutionErp.Infrastructure.Tests/Application/CreateContractFromEvaluationMultiWinnerTests.cs b/tests/SolutionErp.Infrastructure.Tests/Application/CreateContractFromEvaluationMultiWinnerTests.cs
index 0896be9..fabbe2a 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Application/CreateContractFromEvaluationMultiWinnerTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Application/CreateContractFromEvaluationMultiWinnerTests.cs
@@ -64,6 +64,11 @@ public class CreateContractFromEvaluationMultiWinnerTests
     // Seed 1 PE (default DaDuyet) + N supplier rows; winnersByIndex marks which supplier-rows
     // are IsWinner. detailQuotes[i][j] = ThanhTien báo giá của supplier j cho detail i.
     // detailBudgets[i] = ThanhTienNganSach (ngân sách) của detail i.
+    // [multi-NCC 2026-07-12 cardinality-change] GiaTri mỗi HĐ NAY = SUM ThanhTien quote ĐƯỢC CHỌN
+    // (Quote.IsSelected) của winner đó — CreateContractFromEvaluationFeatures.cs:88-90
+    // `q.PurchaseEvaluationSupplierId == w.Id && q.IsSelected`. Nên quote của winner PHẢI
+    // IsSelected=true mới cộng vào GiaTri. detailQuoteSelected[i][j] override IsSelected per
+    // (detail,supplier); null → mặc định winner's-all-selected (IsSelected = winnerIndexes.Contains(j)).
     private static async Task<Seeded> SeedAsync(
         IdentityFixture fix,
         TestApplicationDbContext db,
@@ -71,7 +76,8 @@ public class CreateContractFromEvaluationMultiWinnerTests
         int[] winnerIndexes,
         decimal[] detailBudgets,
         decimal[][] detailQuotes,
-        PurchaseEvaluationPhase phase = PurchaseEvaluationPhase.DaDuyet)
+        PurchaseEvaluationPhase phase = PurchaseEvaluationPhase.DaDuyet,
+        bool[][]? detailQuoteSelected = null)
     {
         var actor = await fix.CreateUserAsync("drafter-d2@test.local", "Drafter D2",
             departmentId: null, roles: new[] { AppRoles.Drafter });
@@ -136,12 +142,16 @@ public class CreateContractFromEvaluationMultiWinnerTests
             // Quote per supplier cho detail này — FK PESupplierId → supplier-row.Id.
             for (var j = 0; j < supplierCount; j++)
             {
+                var isSelected = detailQuoteSelected is not null
+                    ? detailQuoteSelected[i][j]
+                    : winnerIndexes.Contains(j);   // mặc định: quote của winner = được chọn
                 detail.Quotes.Add(new PurchaseEvaluationQuote
                 {
                     Id = Guid.NewGuid(),
                     PurchaseEvaluationDetailId = detail.Id,
                     PurchaseEvaluationSupplierId = suppliers[j].Item2.Id,
                     ThanhTien = detailQuotes[i][j],
+                    IsSelected = isSelected,
                 });
             }
             pe.Details.Add(detail);
@@ -206,16 +216,19 @@ public class CreateContractFromEvaluationMultiWinnerTests
         peReloaded.ContractId.Should().Be(ids[0]);
     }
 
-    // ===== (b) single winner → 1 HĐ, GiaTri = details budget sum (LEGACY preserved) =====
+    // ===== single winner → 1 HĐ, GiaTri = SUM báo giá ĐƯỢC CHỌN của winner (D4) =====
+    // [multi-NCC 2026-07-12 — SPEC CHANGE D4] BỎ shortcut detailsSum (budget) cũ cho single.
+    // NAY single = SUM(Quote.IsSelected của winner), giống multi. Trước đây test này assert
+    // GiaTri = 800 (budget sum); giờ = 140 (100+40 = quote ĐƯỢC CHỌN của winner0).
 
     [Fact]
-    public async Task Create_SingleWinner_GiaTriIsDetailsBudgetSum_NotQuoteTotal()
+    public async Task Create_SingleWinner_GiaTriIsSelectedQuoteTotal_NotBudgetSum()
     {
         using var fix = new IdentityFixture();
         var db = fix.Services.GetRequiredService<TestApplicationDbContext>();
 
-        // 1 winner (idx 0). detailBudgets sum = 500 + 300 = 800. winner0 quote total =
-        // 100 + 40 = 140. Single-winner PHẢI = 800 (budget), KHÔNG = 140 (quote).
+        // 1 winner (idx 0). detailBudgets sum = 500 + 300 = 800 (KHÔNG dùng nữa). winner0 quote
+        // ĐƯỢC CHỌN = 100 + 40 = 140. Single-winner NAY = 140 (quote IsSelected), KHÔNG = 800 (budget).
         var seeded = await SeedAsync(fix, db,
             supplierCount: 2,
             winnerIndexes: new[] { 0 },
@@ -235,7 +248,7 @@ public class CreateContractFromEvaluationMultiWinnerTests
 
         var contract = await db.Contracts.AsNoTracking().FirstAsync(c => c.Id == ids[0]);
         contract.SupplierId.Should().Be(seeded.Suppliers[0].supplier.Id);
-        contract.GiaTri.Should().Be(800m);                       // LEGACY: budget sum, NOT 140
+        contract.GiaTri.Should().Be(140m, "D4: single-winner = SUM báo giá ĐƯỢC CHỌN (100+40), KHÔNG phải budget 800");
         contract.Phase.Should().Be(ContractPhase.DangSoanThao);
         contract.MaHopDong.Should().NotBeNull();
         // TenHopDong null trong request → fallback pe.TenGoiThau.
@@ -245,6 +258,45 @@ public class CreateContractFromEvaluationMultiWinnerTests
         peReloaded.ContractId.Should().Be(ids[0]);
     }
 
+    // ===== (b) [multi-NCC 2026-07-12 — NEW] single-winner thắng SUBSET hạng mục =====
+    // Winner thắng CHỈ 1 trong 2 hạng mục (detail0 IsSelected=true, detail1 IsSelected=false)
+    // → GiaTri = SUM(selected quotes) = quote detail0 THÔI, KHÁC SUM-mọi-quote-của-winner
+    // (chống bug detailsSum/all-quote cũ). Chứng minh handler lọc theo Quote.IsSelected per hạng mục.
+    [Fact]
+    public async Task Create_SingleWinner_WinsSubsetOfDetails_GiaTriSumsOnlySelectedQuotes()
+    {
+        using var fix = new IdentityFixture();
+        var db = fix.Services.GetRequiredService<TestApplicationDbContext>();
+
+        // Winner = supplier0. detail0 quote 300 ĐƯỢC CHỌN, detail1 quote 500 KHÔNG chọn.
+        // GiaTri = 300 (chỉ selected); SUM-mọi-quote-winner = 800; budget-sum = 2000. Cả 3 khác nhau.
+        var seeded = await SeedAsync(fix, db,
+            supplierCount: 2,
+            winnerIndexes: new[] { 0 },
+            detailBudgets: new[] { 1000m, 1000m },              // sum 2000 — KHÔNG dùng
+            detailQuotes: new[]
+            {
+                new[] { 300m, 11m },                            // detail0: winner0=300
+                new[] { 500m, 13m },                            // detail1: winner0=500 (KHÔNG chọn)
+            },
+            detailQuoteSelected: new[]
+            {
+                new[] { true, false },                          // detail0: winner0 ĐƯỢC CHỌN
+                new[] { false, false },                         // detail1: winner0 KHÔNG chọn
+            });
+        var handler = BuildHandler(db, fix.Services, seeded.Actor);
+
+        var ids = await handler.Handle(
+            new CreateContractFromEvaluationCommand(seeded.Pe.Id, ContractType.HopDongThauPhu, null),
+            CancellationToken.None);
+
+        ids.Should().HaveCount(1);
+        var contract = await db.Contracts.AsNoTracking().FirstAsync(c => c.Id == ids[0]);
+        contract.SupplierId.Should().Be(seeded.Suppliers[0].supplier.Id);
+        contract.GiaTri.Should().Be(300m,
+            "SUM chỉ quote ĐƯỢC CHỌN (detail0=300); KHÁC SUM-mọi-quote-winner (800) + budget-sum (2000)");
+    }
+
     // ===== (c) idempotency → re-call throws ConflictException =====
 
     [Fact]
diff --git a/tests/SolutionErp.Infrastructure.Tests/Application/PeListWinnerNamesProjectionTests.cs b/tests/SolutionErp.Infrastructure.Tests/Application/PeListWinnerNamesProjectionTests.cs
index 51f5ae8..81df2ef 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Application/PeListWinnerNamesProjectionTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Application/PeListWinnerNamesProjectionTests.cs
@@ -20,6 +20,12 @@ namespace SolutionErp.Infrastructure.Tests.Application;
 // NẾU EF KHÔNG translate (runtime InvalidOperationException) → test FAIL = blocker
 // REPORT em main (fallback 2-pass). Dùng SqliteDbFixture (KHÔNG cần Identity — query
 // chỉ đọc, DrafterUserId LEFT-join Users nullable).
+//
+// [multi-NCC 2026-07-12 cardinality-change] Winner-truth chuyển whole-supplier IsWinner →
+// per-(Detail×Supplier) Quote.IsSelected; NHƯNG Supplier.IsWinner GIỮ là cột PERSISTED
+// (BE tự derive = Any quote IsSelected trong SelectWinner/UpsertQuote handler). WinnerSupplierNames
+// projection ĐỌC THẲNG cột IsWinner đã persist (`where sw.IsWinner`) → KHÔNG đổi theo cardinality.
+// Seed IsWinner trực tiếp = hợp lệ cho translation-smoke (không cần seed quote — projection không đọc quote).
 public class PeListWinnerNamesProjectionTests
 {
     private static (Project project, Supplier[] suppliers) SeedMasters(TestApplicationDbContext db, int supplierCount)
diff --git a/tests/SolutionErp.Infrastructure.Tests/Application/PeMultiWinnerTests.cs b/tests/SolutionErp.Infrastructure.Tests/Application/PeMultiWinnerTests.cs
index 55de93c..cc5f7b1 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Application/PeMultiWinnerTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Application/PeMultiWinnerTests.cs
@@ -72,7 +72,11 @@ public class PeMultiWinnerTests
     }
 
     // 1 NCC tham gia (master + PES row) + 1 quote ThanhTien thuộc detail. isWinner pin
-    // IsWinner trên PES row. Return supplierId master.
+    // IsWinner trên PES row VÀ IsSelected trên quote (invariant IsWinner==Any(IsSelected)).
+    // [multi-NCC 2026-07-12 cardinality-change] DTO WinnerQuoteTotal NAY = SUM ThanhTien
+    // quote ĐƯỢC CHỌN (Quote.IsSelected — PurchaseEvaluationFeatures.cs:1188-1191
+    // `.Where(q => q.IsSelected)`), KHÔNG còn build từ IsWinner supplier-row. Nên winner PHẢI
+    // có quote.IsSelected=true thì mới lọt tổng; loser IsSelected=false → bị loại. Return supplierId.
     private static async Task<Guid> SeedSupplierWithQuoteAsync(
         TestApplicationDbContext db, PurchaseEvaluation pe, Guid detailId,
         string code, decimal thanhTien, bool isWinner, int order)
@@ -94,6 +98,7 @@ public class PeMultiWinnerTests
             PurchaseEvaluationDetailId = detailId,
             PurchaseEvaluationSupplierId = pes.Id,
             ThanhTien = thanhTien,
+            IsSelected = isWinner,   // [multi-NCC] winner ⟺ báo giá được chọn
         });
         await db.SaveChangesAsync(CancellationToken.None);
         return supplier.Id;
@@ -215,11 +220,13 @@ public class PeMultiWinnerTests
         {
             Id = Guid.NewGuid(), PurchaseEvaluationDetailId = detail1,
             PurchaseEvaluationSupplierId = pes.Id, ThanhTien = 20_000_000m,
+            IsSelected = true,   // [multi-NCC] cả 2 dòng của winner ĐƯỢC CHỌN → vào tổng
         });
         db.PurchaseEvaluationQuotes.Add(new PurchaseEvaluationQuote
         {
             Id = Guid.NewGuid(), PurchaseEvaluationDetailId = detail2.Id,
             PurchaseEvaluationSupplierId = pes.Id, ThanhTien = 30_000_000m,
+            IsSelected = true,
         });
         await db.SaveChangesAsync(CancellationToken.None);
 
@@ -228,4 +235,35 @@ public class PeMultiWinnerTests
 
         bundle.WinnerQuoteTotal.Should().Be(50_000_000m, "SUM mọi dòng báo giá của winner-row qua nhiều detail");
     }
+
+    // ===== [multi-NCC 2026-07-12 cardinality-change — NEW test (a)] =====
+    // ≥2 NCC/TP cùng trúng TRÊN CÙNG 1 HẠNG MỤC (Detail) — mỗi nhà 1 giá riêng (Quote.ThanhTien).
+    // winnerQuoteTotal = SUM 2 quote IsSelected CỦA hạng mục đó; NCC thứ 3 chào cùng hạng mục
+    // nhưng KHÔNG được chọn (IsSelected=false) → bị loại. Đây là trục cardinality-change cốt lõi:
+    // winner-truth = per-(Detail×Supplier) Quote.IsSelected, KHÔNG phải whole-supplier.
+    [Fact]
+    public async Task WinnerQuoteTotal_TwoNccSameDetail_SumsBothSelected_ExcludesUnselectedThird()
+    {
+        using var fix = new IdentityFixture();
+        var db = fix.Services.GetRequiredService<TestApplicationDbContext>();
+        var pe = await SeedPeAsync(db, "PE-MW-2NCC1HM");
+        var detailId = await SeedDetailAsync(db, pe);   // 1 hạng mục dùng chung 3 NCC
+
+        // 3 NCC chào CÙNG hạng mục detailId: 2 được chọn (33 + 27) + 1 không chọn (50).
+        await SeedSupplierWithQuoteAsync(db, pe, detailId, "NCC-P1", 33_000_000m, isWinner: true, order: 0);
+        await SeedSupplierWithQuoteAsync(db, pe, detailId, "NCC-P2", 27_000_000m, isWinner: true, order: 1);
+        await SeedSupplierWithQuoteAsync(db, pe, detailId, "NCC-P3", 50_000_000m, isWinner: false, order: 2);
+
+        var handler = BuildQueryHandler(fix, db, AsRoles(AppRoles.Admin));
+        var bundle = await handler.Handle(new GetPurchaseEvaluationQuery(pe.Id), CancellationToken.None);
+
+        bundle.WinnerQuoteTotal.Should().Be(60_000_000m,
+            "≥2 NCC trúng CÙNG 1 hạng mục → SUM 2 quote ĐƯỢC CHỌN (33+27); NCC thứ 3 không chọn bị loại");
+        bundle.SelectedSupplierId.Should().BeNull("≥2 đơn vị cùng trúng → không có 1 winner duy nhất");
+
+        // Quote của NCC thứ 3 tồn tại nhưng IsSelected=false → chứng minh loại theo IsSelected.
+        var detailDto = bundle.Details.Single(d => d.Id == detailId);
+        detailDto.Quotes.Should().HaveCount(3, "cả 3 NCC đều có báo giá cho hạng mục");
+        detailDto.Quotes.Count(q => q.IsSelected).Should().Be(2, "đúng 2 báo giá được chọn");
+    }
 }
diff --git a/tests/SolutionErp.Infrastructure.Tests/Application/PeSelectWinnerClearTests.cs b/tests/SolutionErp.Infrastructure.Tests/Application/PeSelectWinnerClearTests.cs
index 05905fe..8a4b955 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Application/PeSelectWinnerClearTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Application/PeSelectWinnerClearTests.cs
@@ -10,26 +10,32 @@ using SolutionErp.Infrastructure.Tests.Common;
 
 namespace SolutionErp.Infrastructure.Tests.Application;
 
-// [Mig 58 2026-06-24 — CCM/anh Kiệt FDC — test-after] SelectPurchaseEvaluationWinnerCommand
-// MULTI-WINNER. Command record ĐỔI `(Guid PurchaseEvaluationId, Guid? SupplierId)` →
-// `(Guid PurchaseEvaluationId, IReadOnlyList<Guid> SupplierIds)`.
-// Handler (PurchaseEvaluationDetailFeatures.cs ~404-447):
-//   • Load MỌI supplier-row của phiếu (tracking) → set IsWinner = (row.SupplierId ∈
-//     selectedIds), false phần còn lại. IsWinner trên supplier-row = nguồn-sự-thật mới.
-//   • selectedIds rỗng [] = BỎ CHỌN tất cả (IsWinner=false hết) — thay null cũ (anh Kiệt C5).
-//   • Mỗi id chọn PHẢI thuộc participating-list (PurchaseEvaluationSuppliers) → Conflict.
-//   • Distinct id (FE có thể gửi trùng).
-//   • Sync SelectedSupplierId: đúng 1 winner → đơn vị đó (backward compat luồng tạo HĐ +
-//     DTO cũ); ≥2 HOẶC 0 → null.
-//   • KHÔNG còn check master Suppliers existence (logic mới chỉ validate participating-list)
-//     — NotFound master-existence bỏ; chỉ Conflict khi id không thuộc list của phiếu.
-// Mọi nhánh ghi 1 Changelog (Header/Update) — Summary "Bỏ chọn đơn vị NCC/TP trúng thầu"
-// (count==0) vs "Chọn {n} đơn vị NCC/TP trúng thầu".
+// [multi-NCC 2026-07-12 — anh Kiệt LOCKED — cardinality-change test-before] SelectPurchaseEvaluationWinnerCommand
+// đổi `(Guid PurchaseEvaluationId, IReadOnlyList<Guid> SupplierIds)` → thêm DetailId:
+// `(Guid PurchaseEvaluationId, Guid DetailId, IReadOnlyList<Guid> SupplierIds)`. Winner NAY chọn
+// theo TỪNG HẠNG MỤC (Detail) — mỗi hạng mục ≥2 NCC/TP có thể cùng trúng, mỗi nhà 1 giá riêng.
 //
-// Handler 2-dep (db + ICurrentUser), KHÔNG cần UserManager → SqliteDbFixture đủ nhẹ
-// (mirror DepartmentTreeTests). ICurrentUser fake cứng để Changelog ghi UserId/Name.
+// Handler (PurchaseEvaluationDetailFeatures.cs ~410-480):
+//   • Load PE (NotFound) → Load Detail thuộc PE (NotFound) → Load MỌI supplier-row của phiếu.
+//   • Validate mỗi selected SupplierId ∈ participating-list → Conflict "NCC chưa được thêm vào phiếu".
+//   • Load MỌI quote của phiếu → set Quote.IsSelected cho quotes CỦA DetailId NÀY: true nếu
+//     supplier-row thắng, false còn lại. NGUỒN-SỰ-THẬT = Quote.IsSelected (per Detail×Supplier).
+//   • Derive Supplier.IsWinner (INVARIANT): winner ⟺ có ÍT NHẤT 1 quote IsSelected TOÀN PHIẾU.
+//   • Sync SelectedSupplierId: đúng 1 winner toàn phiếu → đơn vị đó; ≥2 HOẶC 0 → null.
+//   • Changelog Header/Update Summary: count==0 → "Bỏ chọn NCC/TP trúng thầu cho hạng mục {GroupCode}";
+//     else "Chọn {n} NCC/TP trúng thầu cho hạng mục {GroupCode}".
+//
+// ⚠️ CARDINALITY-CHANGE (khác test cũ): IsWinner KHÔNG còn set-thẳng — nó DERIVE từ Quote.IsSelected.
+//   Muốn supplier thành winner qua SelectWinner thì (Detail × Supplier) PHẢI có 1 quote để handler
+//   flip IsSelected → derive IsWinner. Test seed 1 detail + 1 quote/participating-row (helper
+//   AddParticipatingWithQuoteAsync). Test dùng SQLite EnsureCreated — KHÔNG replay migration
+//   backfill (chỉ SQL-Server) → seed IsSelected/IsWinner trực tiếp cho pre-state.
+//
+// Handler 2-dep (db + ICurrentUser) → SqliteDbFixture đủ nhẹ. ICurrentUser fake để Changelog ghi.
 public class PeSelectWinnerClearTests
 {
+    private const string DetailGroupCode = "A.I";
+
     private sealed class FakeCurrentUser : ICurrentUser
     {
         public Guid? UserId { get; init; } = Guid.NewGuid();
@@ -43,6 +49,10 @@ public class PeSelectWinnerClearTests
         TestApplicationDbContext db)
         => new(db, new FakeCurrentUser());
 
+    private static UpsertPurchaseEvaluationQuoteCommandHandler BuildUpsertQuoteHandler(
+        TestApplicationDbContext db)
+        => new(db, new FakeCurrentUser());
+
     private static async Task<Supplier> SeedSupplierAsync(
         TestApplicationDbContext db, string code)
     {
@@ -52,8 +62,8 @@ public class PeSelectWinnerClearTests
         return s;
     }
 
-    // Phiếu PE + (tùy chọn) SelectedSupplierId pre-set. KHÔNG tự thêm participating
-    // row — caller quyết định để cô lập nhánh clear (skip-list) vs select (need-list).
+    // Phiếu PE Nháp + (tùy chọn) SelectedSupplierId pre-set. KHÔNG tự thêm participating
+    // row — caller quyết định để cô lập nhánh clear vs select.
     private static async Task<PurchaseEvaluation> SeedPeAsync(
         TestApplicationDbContext db, Guid? selectedSupplierId, string code = "PE-SW")
     {
@@ -72,9 +82,54 @@ public class PeSelectWinnerClearTests
         return pe;
     }
 
-    // Gắn supplier vào participating-list (PurchaseEvaluationSuppliers) của phiếu.
-    // Return PES row Id để assert IsWinner.
-    private static async Task<Guid> AddParticipatingAsync(
+    // 1 hạng mục (Detail) cho phiếu. Winner chọn theo hạng mục → mọi command cần DetailId này.
+    private static async Task<Guid> SeedDetailAsync(
+        TestApplicationDbContext db, Guid peId, string groupCode = DetailGroupCode)
+    {
+        var detail = new PurchaseEvaluationDetail
+        {
+            Id = Guid.NewGuid(),
+            PurchaseEvaluationId = peId,
+            GroupCode = groupCode,
+            GroupName = "Bê tông",
+            NoiDung = "Concrete M100",
+            Order = 0,
+        };
+        db.PurchaseEvaluationDetails.Add(detail);
+        await db.SaveChangesAsync(CancellationToken.None);
+        return detail.Id;
+    }
+
+    // Gắn supplier vào participating-list + 1 quote thuộc detailId. isSelected pin pre-state
+    // (quote.IsSelected + pes.IsWinner giữ invariant). SelectWinner sẽ flip IsSelected của
+    // quote NÀY → derive IsWinner. Return PES row Id.
+    private static async Task<Guid> AddParticipatingWithQuoteAsync(
+        TestApplicationDbContext db, Guid peId, Guid supplierId, Guid detailId,
+        bool isSelected = false, decimal thanhTien = 100m, int order = 0)
+    {
+        var row = new PurchaseEvaluationSupplier
+        {
+            Id = Guid.NewGuid(),
+            PurchaseEvaluationId = peId,
+            SupplierId = supplierId,
+            Order = order,
+            IsWinner = isSelected,   // derived == Any(quote.IsSelected)
+        };
+        db.PurchaseEvaluationSuppliers.Add(row);
+        db.PurchaseEvaluationQuotes.Add(new PurchaseEvaluationQuote
+        {
+            Id = Guid.NewGuid(),
+            PurchaseEvaluationDetailId = detailId,
+            PurchaseEvaluationSupplierId = row.Id,
+            ThanhTien = thanhTien,
+            IsSelected = isSelected,
+        });
+        await db.SaveChangesAsync(CancellationToken.None);
+        return row.Id;
+    }
+
+    // Participating-row THUẦN (không quote) — cho test derive-invariant qua UpsertQuote.
+    private static async Task<Guid> AddParticipatingNoQuoteAsync(
         TestApplicationDbContext db, Guid peId, Guid supplierId, int order = 0)
     {
         var row = new PurchaseEvaluationSupplier
@@ -98,52 +153,48 @@ public class PeSelectWinnerClearTests
             .FirstAsync();
 
     // ============================================================
-    // 1. CLEAR branch ([] = bỏ chọn tất cả — trục quan trọng nhất)
+    // 1. CLEAR branch ([] = bỏ chọn cho hạng mục — trục quan trọng nhất)
     // ============================================================
 
     [Fact]
     public async Task Clear_PhieuHasSelectedWinner_SetsSelectedSupplierIdNull_AllRowsNotWinner()
     {
-        // ⭐ Phiếu đang có 1 winner (s1, IsWinner=true) + s1 trong participating-list →
-        // gọi SupplierIds=[] → clear: SelectedSupplierId=null + s1.IsWinner=false.
+        // ⭐ Phiếu đang có 1 winner (s1, quote IsSelected=true → IsWinner=true) + s1 trong
+        // participating-list → gọi SupplierIds=[] cho hạng mục → clear: quote IsSelected=false,
+        // IsWinner derive=false, SelectedSupplierId=null.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-A");
         var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
-        // Pre-set s1 = winner (mô phỏng phiếu đã chọn trước).
-        var row = await db.PurchaseEvaluationSuppliers.FirstAsync(s => s.SupplierId == s1.Id);
-        row.IsWinner = true;
-        await db.SaveChangesAsync(CancellationToken.None);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: Array.Empty<Guid>());
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>());
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
         reloaded.SelectedSupplierId.Should().BeNull("bỏ chọn = clear winner về none");
-        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("clear → mọi supplier-row IsWinner=false");
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("clear → quote IsSelected=false → IsWinner=false");
     }
 
     [Fact]
     public async Task Clear_EmptyList_AllRowsNotWinner_NoConflict()
     {
-        // Trục cốt lõi nhánh clear: SKIP validate participating-list (list rỗng = không
-        // có id cần kiểm). Phiếu có 2 NCC tham gia, s1 đang là winner → clear [] →
-        // KHÔNG ném + cả 2 row IsWinner=false + SelectedSupplierId=null.
+        // Trục cốt lõi nhánh clear: SKIP validate participating-list (list rỗng = không có id
+        // cần kiểm). Phiếu 2 NCC tham gia, s1 winner (quote sel=true) → clear [] cho hạng mục →
+        // KHÔNG ném + cả 2 IsWinner=false + SelectedSupplierId=null.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-1");
         var s2 = await SeedSupplierAsync(db, "NCC-2");
         var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
-        var r1 = await db.PurchaseEvaluationSuppliers.FirstAsync(s => s.SupplierId == s1.Id);
-        r1.IsWinner = true;
-        await db.SaveChangesAsync(CancellationToken.None);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: Array.Empty<Guid>());
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>());
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().NotThrowAsync("clear [] KHÔNG validate participating-list");
@@ -156,14 +207,16 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Clear_PhieuAlreadyNull_IsIdempotent_StaysNull_NoThrow()
     {
-        // Phiếu vốn-dĩ chưa chọn winner (SelectedSupplierId=null, không row IsWinner) →
-        // clear [] lần nữa = idempotent, vẫn null, không ném. Empty list cũng không cản.
+        // Phiếu vốn-dĩ chưa chọn winner (SelectedSupplierId=null, không quote IsSelected) →
+        // clear [] cho hạng mục lần nữa = idempotent, vẫn null, không ném. Cần seed detail
+        // (handler load Detail thuộc phiếu). Không có supplier/quote.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
+        var detailId = await SeedDetailAsync(db, pe.Id);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: Array.Empty<Guid>());
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>());
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().NotThrowAsync();
@@ -174,22 +227,23 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Clear_WritesChangelog_WithBoChonSummary()
     {
-        // Nhánh clear vẫn ghi 1 Changelog Header/Update với Summary "Bỏ chọn đơn vị
-        // NCC/TP trúng thầu" (phân biệt với "Chọn {n} đơn vị..." của nhánh select).
+        // Nhánh clear ghi 1 Changelog Header/Update Summary "Bỏ chọn NCC/TP trúng thầu cho
+        // hạng mục {GroupCode}" (phân biệt với "Chọn {n}..." của nhánh select).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-A");
         var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: Array.Empty<Guid>());
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>());
         await handler.Handle(cmd, CancellationToken.None);
 
         var log = await db.PurchaseEvaluationChangelogs.AsNoTracking()
             .Where(c => c.PurchaseEvaluationId == pe.Id)
             .SingleAsync();
-        log.Summary.Should().Be("Bỏ chọn đơn vị NCC/TP trúng thầu");
+        log.Summary.Should().Be($"Bỏ chọn NCC/TP trúng thầu cho hạng mục {DetailGroupCode}");
         log.EntityType.Should().Be(PurchaseEvaluationEntityType.Header);
         log.Action.Should().Be(ChangelogAction.Update);
     }
@@ -201,16 +255,17 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_OneSupplierInList_SetsSelectedSupplierId_RowIsWinner()
     {
-        // Happy-path single-winner: 1 supplier hợp lệ (thuộc participating-list) →
-        // SelectedSupplierId = đúng id (count==1 sync) + row IsWinner=true.
+        // Happy-path single-winner: 1 supplier hợp lệ (trong list, có quote cho hạng mục) →
+        // quote IsSelected=true → IsWinner=true + SelectedSupplierId = đúng id (count==1 sync).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-WIN");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id });
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -221,22 +276,20 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_ChangeWinner_FromS1ToS2_BothInList_UpdatesToS2_OnlyS2IsWinner()
     {
-        // Đổi winner: phiếu đang chọn s1 → chọn [s2] (cả 2 trong list) → SelectedSupplierId
-        // chuyển s2 + s2.IsWinner=true + s1.IsWinner=false (set false phần còn lại).
+        // Đổi winner: phiếu đang chọn s1 (quote sel=true) → chọn [s2] cho hạng mục → s2 quote
+        // IsSelected=true + s1 quote IsSelected=false → SelectedSupplierId=s2 + s2.IsWinner=true
+        // + s1.IsWinner=false.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-1");
         var s2 = await SeedSupplierAsync(db, "NCC-2");
         var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
-        // s1 đang là winner.
-        var r1 = await db.PurchaseEvaluationSuppliers.FirstAsync(s => s.SupplierId == s1.Id);
-        r1.IsWinner = true;
-        await db.SaveChangesAsync(CancellationToken.None);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s2.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s2.Id });
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -248,20 +301,18 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_SupplierNotInParticipatingList_ThrowsConflict_NoMutate()
     {
-        // Supplier không thuộc participating-list của phiếu → Conflict. IsWinner +
-        // SelectedSupplierId giữ nguyên (throw TRƯỚC khi set + SaveChanges).
+        // Supplier không thuộc participating-list → Conflict. IsWinner + SelectedSupplierId giữ
+        // nguyên (throw TRƯỚC khi flip IsSelected + SaveChanges).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
-        var s1 = await SeedSupplierAsync(db, "NCC-IN");      // trong list
+        var s1 = await SeedSupplierAsync(db, "NCC-IN");      // trong list (winner)
         var outsider = await SeedSupplierAsync(db, "NCC-OUT"); // không trong list
         var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
-        var r1 = await db.PurchaseEvaluationSuppliers.FirstAsync(s => s.SupplierId == s1.Id);
-        r1.IsWinner = true;
-        await db.SaveChangesAsync(CancellationToken.None);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { outsider.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { outsider.Id });
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().ThrowAsync<ConflictException>()
@@ -275,18 +326,18 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_OneIdInListOneOutside_ThrowsConflict_NoPartialMutate()
     {
-        // Multi-select với 1 id ngoài list (s1 trong, outsider ngoài) → Conflict (mỗi id
-        // phải thuộc list). KHÔNG partial-write: s1.IsWinner KHÔNG bị set true dù hợp lệ
-        // (validate TRƯỚC khi set IsWinner cho toàn bộ rows).
+        // Multi-select với 1 id ngoài list (s1 trong, outsider ngoài) → Conflict. KHÔNG
+        // partial-write: s1.IsWinner KHÔNG bị set true dù hợp lệ (validate TRƯỚC khi flip IsSelected).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-OK");
         var outsider = await SeedSupplierAsync(db, "NCC-FORGE");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, outsider.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, outsider.Id });
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().ThrowAsync<ConflictException>()
@@ -295,25 +346,26 @@ public class PeSelectWinnerClearTests
     }
 
     // ============================================================
-    // 3. SELECT branch — MULTI winner (≥2 → joint winner, SelectedSupplierId=null)
-    //    [TASK 2.1] regression cho hành vi multi-winner mới (Mig 58).
+    // 3. SELECT branch — MULTI winner CÙNG HẠNG MỤC (≥2 → joint, SelectedSupplierId=null)
+    //    [multi-NCC] ≥2 NCC/TP trúng CÙNG 1 hạng mục.
     // ============================================================
 
     [Fact]
     public async Task Select_TwoSuppliers_BothIsWinner_SelectedSupplierIdNull()
     {
-        // Chọn 2 đơn vị cùng trúng → cả 2 IsWinner=true, SelectedSupplierId=null (≥2 →
-        // không còn "1 winner" duy nhất). Trục multi-winner cốt lõi.
+        // Chọn 2 đơn vị cùng trúng 1 hạng mục → cả 2 quote IsSelected=true → cả 2 IsWinner=true,
+        // SelectedSupplierId=null (≥2 → không "1 winner" duy nhất). Trục multi-NCC cốt lõi.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-J1");
         var s2 = await SeedSupplierAsync(db, "NCC-J2");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, s2.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, s2.Id });
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -325,8 +377,8 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_ThreeOfFour_ThreeIsWinner_NonSelectedIsFalse_SelectedSupplierIdNull()
     {
-        // 4 NCC tham gia, chọn 3 → đúng 3 row IsWinner=true, NCC thứ 4 IsWinner=false,
-        // SelectedSupplierId=null. Verify "set false phần còn lại" với nhiều row.
+        // 4 NCC chào cùng hạng mục, chọn 3 → đúng 3 quote IsSelected=true (3 IsWinner), NCC thứ 4
+        // quote IsSelected=false (IsWinner=false), SelectedSupplierId=null.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-Q1");
@@ -334,13 +386,14 @@ public class PeSelectWinnerClearTests
         var s3 = await SeedSupplierAsync(db, "NCC-Q3");
         var s4 = await SeedSupplierAsync(db, "NCC-Q4");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
-        await AddParticipatingAsync(db, pe.Id, s3.Id, order: 2);
-        await AddParticipatingAsync(db, pe.Id, s4.Id, order: 3);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s3.Id, detailId, isSelected: false, order: 2);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s4.Id, detailId, isSelected: false, order: 3);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, s2.Id, s3.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, s2.Id, s3.Id });
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -354,16 +407,17 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_DuplicateIds_Deduped_TreatedAsSingleWinner_SelectedSupplierIdSet()
     {
-        // FE gửi trùng id [s1, s1] → Distinct → count==1 → đối xử single-winner:
-        // s1.IsWinner=true + SelectedSupplierId=s1 (KHÔNG bị coi là ≥2 do trùng).
+        // FE gửi trùng id [s1, s1] → Distinct → count==1 → single-winner: s1.IsWinner=true +
+        // SelectedSupplierId=s1 (KHÔNG bị coi là ≥2 do trùng).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-DUP");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false);
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, s1.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, s1.Id });
         await handler.Handle(cmd, CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -374,25 +428,25 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_MultiThenClear_RoundTrip_AllWinnersReset()
     {
-        // Round-trip: chọn 2 (joint) → rồi clear [] → cả 2 IsWinner về false +
-        // SelectedSupplierId=null. Chứng minh clear reset đúng kể cả từ trạng thái multi.
+        // Round-trip: chọn 2 (joint) → rồi clear [] → cả 2 IsWinner về false + SelectedSupplierId=null.
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-R1");
         var s2 = await SeedSupplierAsync(db, "NCC-R2");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
         var handler = BuildHandler(db);
 
         await handler.Handle(
-            new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, s2.Id }),
+            new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, s2.Id }),
             CancellationToken.None);
         (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("sau chọn 2");
         (await IsWinnerAsync(db, pe.Id, s2.Id)).Should().BeTrue();
 
         await handler.Handle(
-            new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: Array.Empty<Guid>()),
+            new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>()),
             CancellationToken.None);
 
         var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
@@ -404,43 +458,42 @@ public class PeSelectWinnerClearTests
     [Fact]
     public async Task Select_MultiWinner_WritesChangelog_WithChonNSummary()
     {
-        // Multi-winner ghi Changelog Summary "Chọn {n} đơn vị NCC/TP trúng thầu" (n = số
-        // đơn vị chọn). Verify count chính xác trong message.
+        // Multi-winner ghi Changelog Summary "Chọn {n} NCC/TP trúng thầu cho hạng mục {GroupCode}".
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var s1 = await SeedSupplierAsync(db, "NCC-CL1");
         var s2 = await SeedSupplierAsync(db, "NCC-CL2");
         var pe = await SeedPeAsync(db, selectedSupplierId: null);
-        await AddParticipatingAsync(db, pe.Id, s1.Id, order: 0);
-        await AddParticipatingAsync(db, pe.Id, s2.Id, order: 1);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false, order: 0);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s2.Id, detailId, isSelected: false, order: 1);
         var handler = BuildHandler(db);
 
         await handler.Handle(
-            new SelectPurchaseEvaluationWinnerCommand(pe.Id, SupplierIds: new[] { s1.Id, s2.Id }),
+            new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s1.Id, s2.Id }),
             CancellationToken.None);
 
         var log = await db.PurchaseEvaluationChangelogs.AsNoTracking()
             .Where(c => c.PurchaseEvaluationId == pe.Id)
             .SingleAsync();
-        log.Summary.Should().Be("Chọn 2 đơn vị NCC/TP trúng thầu");
+        log.Summary.Should().Be($"Chọn 2 NCC/TP trúng thầu cho hạng mục {DetailGroupCode}");
         log.EntityType.Should().Be(PurchaseEvaluationEntityType.Header);
         log.Action.Should().Be(ChangelogAction.Update);
     }
 
     // ============================================================
-    // 4. PE existence — chung mọi nhánh (check TRƯỚC khi rẽ nhánh SupplierIds)
+    // 4. Existence guards — PE + Detail (check TRƯỚC khi rẽ nhánh SupplierIds)
     // ============================================================
 
     [Fact]
     public async Task UnknownPe_Clear_ThrowsNotFound_BeforeBranch()
     {
-        // PE không tồn tại → NotFound("PurchaseEvaluation") ngay đầu handler, TRƯỚC
-        // khi xét SupplierIds (kể cả nhánh clear [] cũng không bỏ qua existence).
+        // PE không tồn tại → NotFound("PurchaseEvaluation") ngay đầu handler (TRƯỚC Detail + SupplierIds).
         using var fix = new SqliteDbFixture();
         var db = fix.Db;
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(Guid.NewGuid(), SupplierIds: Array.Empty<Guid>());
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(Guid.NewGuid(), Guid.NewGuid(), SupplierIds: Array.Empty<Guid>());
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().ThrowAsync<NotFoundException>();
@@ -454,9 +507,190 @@ public class PeSelectWinnerClearTests
         var s1 = await SeedSupplierAsync(db, "NCC-A");
         var handler = BuildHandler(db);
 
-        var cmd = new SelectPurchaseEvaluationWinnerCommand(Guid.NewGuid(), SupplierIds: new[] { s1.Id });
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(Guid.NewGuid(), Guid.NewGuid(), SupplierIds: new[] { s1.Id });
         var act = async () => await handler.Handle(cmd, CancellationToken.None);
 
         await act.Should().ThrowAsync<NotFoundException>();
     }
+
+    [Fact]
+    public async Task UnknownDetail_NotBelongingToPhieu_ThrowsNotFound()
+    {
+        // [multi-NCC] Detail phải thuộc phiếu — DetailId lạ (random Guid) → NotFound("PurchaseEvaluationDetail").
+        // Chặn cross-phiếu / stale detail. Kiểm SAU PE-existence, TRƯỚC supplier validate.
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-A");
+        var pe = await SeedPeAsync(db, selectedSupplierId: null);
+        var validDetailId = await SeedDetailAsync(db, pe.Id);   // phiếu CÓ 1 detail hợp lệ
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, validDetailId);
+        var handler = BuildHandler(db);
+
+        // cmd truyền DetailId LẠ (không thuộc phiếu) → NotFound TRƯỚC supplier validate.
+        var cmd = new SelectPurchaseEvaluationWinnerCommand(pe.Id, Guid.NewGuid(), SupplierIds: new[] { s1.Id });
+        var act = async () => await handler.Handle(cmd, CancellationToken.None);
+
+        await act.Should().ThrowAsync<NotFoundException>()
+            .WithMessage("*PurchaseEvaluationDetail*");
+    }
+
+    // ============================================================
+    // 5. [multi-NCC NEW test (d)] DERIVE INVARIANT: Supplier.IsWinner == Any(Quote.IsSelected)
+    //    duy trì qua UpsertQuote + SelectWinner + seed. Nguồn-sự-thật = Quote.IsSelected.
+    // ============================================================
+
+    [Fact]
+    public async Task DeriveInvariant_IsWinnerEqualsAnySelectedQuote_AfterUpsertQuoteAndSelectWinner()
+    {
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-INV1");
+        var s2 = await SeedSupplierAsync(db, "NCC-INV2");
+        var pe = await SeedPeAsync(db, selectedSupplierId: null);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        var s1Row = await AddParticipatingNoQuoteAsync(db, pe.Id, s1.Id, order: 0);
+        var s2Row = await AddParticipatingNoQuoteAsync(db, pe.Id, s2.Id, order: 1);
+
+        var upsert = BuildUpsertQuoteHandler(db);
+        var select = BuildHandler(db);
+
+        // Step 1 — UpsertQuote (Detail × s1) IsSelected=true → handler set s1.IsWinner=true.
+        await upsert.Handle(new UpsertPurchaseEvaluationQuoteCommand(
+            pe.Id, detailId, s1Row, BgVat: 0m, ChuaVat: 0m, ThanhTien: 100m, IsSelected: true, Note: null),
+            CancellationToken.None);
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("UpsertQuote IsSelected=true → derive IsWinner=true");
+
+        // Step 2 — UpsertQuote (Detail × s2) IsSelected=false → s2.IsWinner=false.
+        await upsert.Handle(new UpsertPurchaseEvaluationQuoteCommand(
+            pe.Id, detailId, s2Row, BgVat: 0m, ChuaVat: 0m, ThanhTien: 200m, IsSelected: false, Note: null),
+            CancellationToken.None);
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s2.Id)).Should().BeFalse("UpsertQuote IsSelected=false → IsWinner=false");
+
+        // Step 3 — SelectWinner [s2] cho hạng mục → s2 quote IsSelected=true, s1 quote IsSelected=false.
+        await select.Handle(
+            new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: new[] { s2.Id }),
+            CancellationToken.None);
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("SelectWinner đổi sang s2 → s1 quote IsSelected=false → IsWinner=false");
+        (await IsWinnerAsync(db, pe.Id, s2.Id)).Should().BeTrue("s2 quote IsSelected=true → IsWinner=true");
+
+        // Step 4 — SelectWinner [] clear → cả 2 quote IsSelected=false → cả 2 IsWinner=false.
+        await select.Handle(
+            new SelectPurchaseEvaluationWinnerCommand(pe.Id, detailId, SupplierIds: Array.Empty<Guid>()),
+            CancellationToken.None);
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse();
+        (await IsWinnerAsync(db, pe.Id, s2.Id)).Should().BeFalse();
+    }
+
+    // ============================================================
+    // [S114 Bước 4 verify — MUST/SHOULD] Delete-path re-derive IsWinner (writer bị sót ở implement)
+    // ============================================================
+
+    [Fact]
+    public async Task DeleteQuote_LastSelectedQuoteOfSupplier_ClearsIsWinner_NoPhantom()
+    {
+        // ⭐ BUG (Bước 4): DeleteQuoteHandler Remove(quote) KHÔNG re-derive IsWinner → xóa quote
+        // IsSelected CUỐI của 1 NCC để IsWinner kẹt=true trong khi Any(IsSelected)=false → phantom
+        // winner → CreateContract sinh HĐ giaTri=0. Test-before: assert IsWinner về false + invariant.
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-DQ");
+        var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        var rowId = await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true);
+        var quoteId = await db.PurchaseEvaluationQuotes.AsNoTracking()
+            .Where(q => q.PurchaseEvaluationSupplierId == rowId).Select(q => q.Id).FirstAsync();
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("pre-state: quote IsSelected=true → IsWinner=true");
+
+        var del = new DeletePurchaseEvaluationQuoteCommandHandler(db, new FakeCurrentUser());
+        await del.Handle(new DeletePurchaseEvaluationQuoteCommand(pe.Id, quoteId), CancellationToken.None);
+
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("xóa quote-selected cuối → IsWinner về false");
+        var reloaded = await db.PurchaseEvaluations.AsNoTracking().FirstAsync(x => x.Id == pe.Id);
+        reloaded.SelectedSupplierId.Should().BeNull("0 winner → SelectedSupplierId=null");
+    }
+
+    [Fact]
+    public async Task DeleteDetail_WithSupplierLastSelectedQuote_ClearsIsWinner()
+    {
+        // ⭐ BUG (Bước 4): DeleteDetailHandler Remove(entity) cascade xóa quotes NHƯNG không re-derive
+        // IsWinner → NCC mất quote-selected cuối bị kẹt IsWinner=true. Test-before.
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-DD");
+        var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: true);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("pre-state IsWinner=true");
+
+        var del = new DeletePurchaseEvaluationDetailCommandHandler(db, new FakeCurrentUser());
+        await del.Handle(new DeletePurchaseEvaluationDetailCommand(pe.Id, detailId), CancellationToken.None);
+
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("xóa hạng mục chứa quote-selected cuối → IsWinner=false");
+    }
+
+    [Fact]
+    public async Task DeleteDetail_SupplierStillWinsAnotherDetail_KeepsIsWinner()
+    {
+        // Guard: re-derive per-PHIẾU (không over-clear). Xóa 1 hạng mục nhưng NCC còn thắng hạng
+        // mục KHÁC → IsWinner GIỮ true.
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-2D");
+        var pe = await SeedPeAsync(db, selectedSupplierId: s1.Id);
+        var detailA = await SeedDetailAsync(db, pe.Id, "A.I");
+        var detailB = await SeedDetailAsync(db, pe.Id, "B.I");
+        var rowId = await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailA, isSelected: true);
+        var up = BuildUpsertQuoteHandler(db);
+        await up.Handle(new UpsertPurchaseEvaluationQuoteCommand(pe.Id, detailB, rowId, 0, 0, 50m, true, null), CancellationToken.None);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue();
+
+        var del = new DeletePurchaseEvaluationDetailCommandHandler(db, new FakeCurrentUser());
+        await del.Handle(new DeletePurchaseEvaluationDetailCommand(pe.Id, detailA), CancellationToken.None);
+
+        await AssertWinnerInvariantAsync(db, pe.Id);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("vẫn thắng detailB → IsWinner giữ true");
+    }
+
+    [Fact]
+    public async Task UpsertQuote_UpdateBranch_TogglesIsWinnerCorrectly()
+    {
+        // [Bước 4 SHOULD] Coverage-gap: UPDATE-path (quote đã tồn tại) re-derive dùng loại-trừ
+        // q.Id != existing.Id (né stale-DB-read). Test-before đã có, giữ để cover UPDATE branch.
+        using var fix = new SqliteDbFixture();
+        var db = fix.Db;
+        var s1 = await SeedSupplierAsync(db, "NCC-UP");
+        var pe = await SeedPeAsync(db, selectedSupplierId: null);
+        var detailId = await SeedDetailAsync(db, pe.Id);
+        var rowId = await AddParticipatingWithQuoteAsync(db, pe.Id, s1.Id, detailId, isSelected: false);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("quote tồn tại nhưng chưa selected");
+        var up = BuildUpsertQuoteHandler(db);
+
+        await up.Handle(new UpsertPurchaseEvaluationQuoteCommand(pe.Id, detailId, rowId, 0, 0, 100m, true, null), CancellationToken.None);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeTrue("UPDATE IsSelected=true → IsWinner=true");
+        await AssertWinnerInvariantAsync(db, pe.Id);
+
+        await up.Handle(new UpsertPurchaseEvaluationQuoteCommand(pe.Id, detailId, rowId, 0, 0, 100m, false, null), CancellationToken.None);
+        (await IsWinnerAsync(db, pe.Id, s1.Id)).Should().BeFalse("UPDATE IsSelected=false (loại chính nó) → IsWinner=false");
+        await AssertWinnerInvariantAsync(db, pe.Id);
+    }
+
+    // Invariant checker: MỌI supplier-row → IsWinner == (tồn tại ÍT NHẤT 1 quote IsSelected của row).
+    private static async Task AssertWinnerInvariantAsync(TestApplicationDbContext db, Guid peId)
+    {
+        var rows = await db.PurchaseEvaluationSuppliers.AsNoTracking()
+            .Where(s => s.PurchaseEvaluationId == peId).ToListAsync();
+        foreach (var r in rows)
+        {
+            var anySelected = await db.PurchaseEvaluationQuotes.AsNoTracking()
+                .AnyAsync(q => q.PurchaseEvaluationSupplierId == r.Id && q.IsSelected);
+            r.IsWinner.Should().Be(anySelected,
+                $"invariant Supplier.IsWinner == Any(Quote.IsSelected) cho row SupplierId={r.SupplierId}");
+        }
+    }
 }
diff --git a/tests/SolutionErp.Infrastructure.Tests/Application/PeWorkItemBudgetTests.cs b/tests/SolutionErp.Infrastructure.Tests/Application/PeWorkItemBudgetTests.cs
index 81cb14e..3b160e4 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Application/PeWorkItemBudgetTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Application/PeWorkItemBudgetTests.cs
@@ -593,10 +593,11 @@ public class PeWorkItemBudgetTests
     // =====================================================================
 
     // Seed 1 NCC thắng + 1 detail + 1 quote ThanhTien cho phiếu (winner tổng thể).
-    // [Mig 58 multi-winner] Tiêu chí "đã chọn thầu" nay = IsWinner trên supplier-row
-    // (KHÔNG còn SelectedSupplierId). Helper này set CẢ HAI để mô phỏng single-winner đúng
-    // nghiệp vụ (đúng 1 winner ⇒ SelectedSupplierId = winner đó được sync). Code GetDetail
-    // chỉ đọc IsWinner cho prevSelected*; SelectedSupplierId giữ để các path khác (banner FE).
+    // [multi-NCC 2026-07-12 cardinality-change] budgetSummary PreviousSelectedTotal +
+    // CurrentProposalTotal NAY = SUM ThanhTien quote ĐƯỢC CHỌN (Quote.IsSelected —
+    // PurchaseEvaluationFeatures.cs:911-926 `where q.IsSelected`), KHÔNG còn build từ IsWinner.
+    // PreviousSelectedCount vẫn dùng IsWinner (existence). Helper set CẢ quote.IsSelected=true +
+    // pes.IsWinner=true (invariant) → tổng tiền lọt đúng + count đúng. SelectedSupplierId sync caller.
     private static async Task SeedWinnerWithQuoteAsync(
         TestApplicationDbContext db, PurchaseEvaluation pe, Guid supplierId, decimal thanhTien)
     {
@@ -606,7 +607,7 @@ public class PeWorkItemBudgetTests
             PurchaseEvaluationId = pe.Id,
             SupplierId = supplierId,
             Order = 0,
-            IsWinner = true,   // [Mig 58] nguồn-sự-thật mới cho "đơn vị trúng"
+            IsWinner = true,   // existence (PreviousSelectedCount) — derived == Any(IsSelected)
         };
         var detail = new PurchaseEvaluationDetail
         {
@@ -625,6 +626,7 @@ public class PeWorkItemBudgetTests
             PurchaseEvaluationDetailId = detail.Id,
             PurchaseEvaluationSupplierId = pes.Id,
             ThanhTien = thanhTien,
+            IsSelected = true,   // [multi-NCC] báo giá được chọn → vào PrevSelectedTotal/CurrentProposalTotal
         });
         await db.SaveChangesAsync(CancellationToken.None);
     }
@@ -665,6 +667,7 @@ public class PeWorkItemBudgetTests
                 PurchaseEvaluationDetailId = detail.Id,
                 PurchaseEvaluationSupplierId = pes.Id,
                 ThanhTien = thanhTien,
+                IsSelected = true,   // [multi-NCC] mỗi winner có báo giá được chọn → vào SUM IsSelected
             });
         }
         // pe.SelectedSupplierId GIỮ null (đã null từ SeedPeAsync) — đặc trưng ≥2 winner.
diff --git a/tests/SolutionErp.Infrastructure.Tests/Services/PeCcmThresholdFinalizeTests.cs b/tests/SolutionErp.Infrastructure.Tests/Services/PeCcmThresholdFinalizeTests.cs
index d621514..4d330ed 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Services/PeCcmThresholdFinalizeTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Services/PeCcmThresholdFinalizeTests.cs
@@ -80,6 +80,11 @@ public class PeCcmThresholdFinalizeTests
 
     // Seed 1 NCC tham gia (winner) + 1 detail + 1 quote ThanhTien=amount → winner
     // quote sum = amount. Return supplierId (master ref) để pin SelectedSupplierId.
+    // [multi-NCC 2026-07-12 cardinality-change] ccm-delegate winnerQuoteTotal NAY = SUM
+    // ThanhTien quote ĐƯỢC CHỌN (Quote.IsSelected — service :884-889 `where q.IsSelected`),
+    // KHÔNG còn theo IsWinner supplier-row. Quote PHẢI IsSelected=true thì mới vào tổng
+    // → boundary test (b)/(b2) (gói >= ngưỡng → Conflict) mới đúng; nếu IsSelected=false thì
+    // tổng=0 luôn < ngưỡng → mất case Conflict. Set CẢ IsSelected + IsWinner (giữ invariant).
     private static async Task<Guid> SeedWinnerWithQuoteAsync(
         TestApplicationDbContext db, PurchaseEvaluation pe, decimal quoteThanhTien)
     {
@@ -89,7 +94,7 @@ public class PeCcmThresholdFinalizeTests
             PurchaseEvaluationId = pe.Id,
             SupplierId = supplierId,
             Order = 0,
-            IsWinner = true,   // [Mig 58] ccm-delegate winnerQuoteTotal đếm SUM theo IsWinner rows
+            IsWinner = true,   // derived == Any(quote.IsSelected)
         };
         var detail = new PurchaseEvaluationDetail
         {
@@ -106,6 +111,47 @@ public class PeCcmThresholdFinalizeTests
             PurchaseEvaluationDetailId = detail.Id,
             PurchaseEvaluationSupplierId = pes.Id,
             ThanhTien = quoteThanhTien,
+            IsSelected = true,   // [multi-NCC] báo giá được chọn → vào winnerQuoteTotal
+        });
+        await db.SaveChangesAsync(CancellationToken.None);
+        return supplierId;
+    }
+
+    // [multi-NCC 2026-07-12 — new test (c) threshold-crossing] Seed 1 winner-row với 2 quote:
+    // 1 ĐƯỢC CHỌN (selectedThanhTien) + 1 KHÔNG chọn (unselectedThanhTien). Tổng-theo-IsSelected
+    // = selectedThanhTien; tổng-theo-CŨ (whole-supplier IsWinner, gồm cả quote không chọn) =
+    // selected + unselected. Return supplierId.
+    private static async Task<Guid> SeedWinnerWithSelectedAndUnselectedQuoteAsync(
+        TestApplicationDbContext db, PurchaseEvaluation pe,
+        decimal selectedThanhTien, decimal unselectedThanhTien)
+    {
+        var supplierId = Guid.NewGuid();
+        var pes = new PurchaseEvaluationSupplier
+        {
+            PurchaseEvaluationId = pe.Id, SupplierId = supplierId, Order = 0, IsWinner = true,
+        };
+        var detailSel = new PurchaseEvaluationDetail
+        {
+            PurchaseEvaluationId = pe.Id, GroupCode = "A.I", GroupName = "Bê tông",
+            NoiDung = "Hạng mục ĐƯỢC chọn", Order = 0,
+        };
+        var detailUnsel = new PurchaseEvaluationDetail
+        {
+            PurchaseEvaluationId = pe.Id, GroupCode = "A.II", GroupName = "Thép",
+            NoiDung = "Hạng mục KHÔNG chọn", Order = 1,
+        };
+        db.PurchaseEvaluationSuppliers.Add(pes);
+        db.PurchaseEvaluationDetails.Add(detailSel);
+        db.PurchaseEvaluationDetails.Add(detailUnsel);
+        db.PurchaseEvaluationQuotes.Add(new PurchaseEvaluationQuote
+        {
+            PurchaseEvaluationDetailId = detailSel.Id, PurchaseEvaluationSupplierId = pes.Id,
+            ThanhTien = selectedThanhTien, IsSelected = true,
+        });
+        db.PurchaseEvaluationQuotes.Add(new PurchaseEvaluationQuote
+        {
+            PurchaseEvaluationDetailId = detailUnsel.Id, PurchaseEvaluationSupplierId = pes.Id,
+            ThanhTien = unselectedThanhTien, IsSelected = false,
         });
         await db.SaveChangesAsync(CancellationToken.None);
         return supplierId;
@@ -611,4 +657,50 @@ public class PeCcmThresholdFinalizeTests
                 .WithMessage("*giá chốt*");
         }
     }
+
+    // =====================================================================
+    // (c) [multi-NCC 2026-07-12 cardinality-change — NEW] THRESHOLD-CROSSING:
+    //     Winner có 1 quote ĐƯỢC CHỌN 500tr + 1 quote KHÔNG chọn 700tr.
+    //     • Tổng-theo-CŨ (whole-supplier IsWinner, gồm cả quote không chọn) = 1.2 tỷ ≥ ngưỡng
+    //       1 tỷ → nếu code còn dùng logic cũ = Conflict (SAI).
+    //     • Tổng-theo-MỚI (Quote.IsSelected only) = 500tr < 1 tỷ → CCM duyệt done miễn CEO
+    //       HỢP LỆ → finalize DaDuyet, KHÔNG throw.
+    //     Chống regression: chứng minh winnerQuoteTotal đọc IsSelected-subset, KHÔNG whole-supplier.
+    // =====================================================================
+    [Fact]
+    public async Task ApproveV2_CcmDelegation_WholeSupplierSumAboveButSelectedSubsetBelow_Finalizes_NoThrow()
+    {
+        var (svc, fix, db, _) = CreateService();
+        using (fix)
+        {
+            var ccm = (await fix.CreateUserAsync("ccmXc@fb.test", "CCM User", null, new[] { AppRoles.CostControl })).Id;
+            var ceo = (await fix.CreateUserAsync("ceoXc@fb.test", "CEO User", null, new[] { AppRoles.Director })).Id;
+
+            var wf = await SeedWorkflowAsync(db, new[]
+            {
+                new[] { ccm },   // Bước 1 = CCM (đứng đây)
+                new[] { ceo },   // Bước 2 = CEO (sẽ bị bỏ qua)
+            }, ceoThreshold: CeoThreshold);   // 1 tỷ
+
+            var pe = BuildPeAtApprovalSlot(wf.Id, selectedSupplierId: null, stepIdx: 0, levelOrder: 1, code: "PE-FB-XC");
+            db.PurchaseEvaluations.Add(pe);
+            await db.SaveChangesAsync(CancellationToken.None);
+            // Selected 500tr + Unselected 700tr → whole-supplier=1.2 tỷ ≥ ngưỡng, IsSelected=500tr < ngưỡng.
+            var supplierId = await SeedWinnerWithSelectedAndUnselectedQuoteAsync(
+                db, pe, selectedThanhTien: 500_000_000m, unselectedThanhTien: 700_000_000m);
+            pe.SelectedSupplierId = supplierId;
+            await db.SaveChangesAsync(CancellationToken.None);
+
+            // finalize theo IsSelected-subset (500tr < 1 tỷ) → KHÔNG throw, DaDuyet.
+            var act = async () => await ApproveAsync(svc, pe, ccm, new[] { AppRoles.CostControl },
+                finalizeByCcmDelegation: true,
+                approvedPriceAmount: ValidApprovedPrice, approvedPriceSource: ValidApprovedSource);
+
+            await act.Should().NotThrowAsync(
+                "winnerQuoteTotal đọc SUM Quote.IsSelected (500tr < ngưỡng); logic cũ whole-supplier 1.2 tỷ đã bị thay");
+            pe.Phase.Should().Be(PurchaseEvaluationPhase.DaDuyet, "CCM duyệt done miễn CEO — gói ĐƯỢC CHỌN < ngưỡng");
+            pe.CurrentWorkflowStepIndex.Should().BeNull();
+            pe.ApprovedPriceAmount.Should().Be(ValidApprovedPrice);
+        }
+    }
 }
diff --git a/tests/SolutionErp.Infrastructure.Tests/Services/PeSubmitGuardAndBypassTests.cs b/tests/SolutionErp.Infrastructure.Tests/Services/PeSubmitGuardAndBypassTests.cs
index 76a885e..fcf6bd1 100644
--- a/tests/SolutionErp.Infrastructure.Tests/Services/PeSubmitGuardAndBypassTests.cs
+++ b/tests/SolutionErp.Infrastructure.Tests/Services/PeSubmitGuardAndBypassTests.cs
@@ -96,9 +96,13 @@ public class PeSubmitGuardAndBypassTests
 
     // Seed 1 NCC tham gia (PurchaseEvaluationSupplier) cho winner + 1 detail + 1
     // quote ThanhTien=amount để winner quote sum > 0. Return supplierId (master ref).
-    // [Mig 58] Winner = supplier-row IsWinner=true (nguồn-sự-thật mới — submit guard +
-    // ccm-delegate + read DTO SUM theo IsWinner, KHÔNG còn theo SelectedSupplierId). Set
-    // IsWinner=true + sync SelectedSupplierId trong caller để mirror handler select-winner.
+    // [multi-NCC 2026-07-12 cardinality-change] Submit guard NAY đọc SUM theo
+    // Quote.IsSelected (nguồn-sự-thật per Detail×Supplier — PurchaseEvaluationWorkflowService
+    // :196-201 `where q.IsSelected`), KHÔNG còn IsWinner/SelectedSupplierId. Winner quote PHẢI
+    // IsSelected=true thì mới lọt selectedThanhTien (nếu không → "chưa chọn Đơn vị NCC/TP" bắn
+    // sai). Set CẢ quote.IsSelected=true + pes.IsWinner=true (invariant IsWinner==Any(IsSelected))
+    // để mirror handler select-winner. Test (3) ThanhTien=0 vẫn đúng: IsSelected=true → lọt
+    // list nhưng Sum≤0 → "chưa có giá chào thầu".
     private static async Task<Guid> SeedWinnerWithQuoteAsync(
         TestApplicationDbContext db, PurchaseEvaluation pe, decimal quoteThanhTien)
     {
@@ -108,7 +112,7 @@ public class PeSubmitGuardAndBypassTests
             PurchaseEvaluationId = pe.Id,
             SupplierId = supplierId,
             Order = 0,
-            IsWinner = true,   // [Mig 58] đánh dấu winner — submit guard đếm IsWinner rows
+            IsWinner = true,   // derived == Any(quote.IsSelected) — giữ đúng invariant
         };
         var detail = new PurchaseEvaluationDetail
         {
@@ -125,6 +129,7 @@ public class PeSubmitGuardAndBypassTests
             PurchaseEvaluationDetailId = detail.Id,
             PurchaseEvaluationSupplierId = pes.Id,
             ThanhTien = quoteThanhTien,
+            IsSelected = true,   // [multi-NCC] báo giá ĐƯỢC CHỌN → lọt SUM submit-guard/DTO/threshold
         });
         await db.SaveChangesAsync(CancellationToken.None);
         return supplierId;