diff --git a/fe-admin/src/components/pe/PeDetailTabs.tsx b/fe-admin/src/components/pe/PeDetailTabs.tsx
index 9277017..aac435d 100644
--- a/fe-admin/src/components/pe/PeDetailTabs.tsx
+++ b/fe-admin/src/components/pe/PeDetailTabs.tsx
@@ -95,22 +95,19 @@ export function PeDetailTabs({
       </div>
 
       <div className="divide-y divide-slate-200">
-        <Section title="Thông tin">
-          <InfoTab ev={evaluation} readOnly={readOnly} />
+        {/* Section 1 — đúng spec form FO-PHIẾU TRÌNH KÝ CHỌN TP/NCC */}
+        <Section title="1. Thông tin gói thầu">
+          <InfoTab ev={evaluation} />
         </Section>
-        <Section title={`NCC tham gia (${evaluation.suppliers.length})`}>
+        <Section title="2. Chọn NCC / TP">
+          <ChonNccSection ev={evaluation} readOnly={readOnly} />
+        </Section>
+        <Section title={`3. NCC / TP tham gia (${evaluation.suppliers.length})`}>
           <SuppliersTab ev={evaluation} readOnly={readOnly} />
         </Section>
-        <Section title={`Hạng mục + Báo giá (${evaluation.details.length})`}>
+        <Section title={`4. Hạng mục + Báo giá (${evaluation.details.length})`}>
           <ItemsTab ev={evaluation} readOnly={readOnly} />
         </Section>
-        <Section title="Bảng so sánh (file tổng)">
-          <GeneralAttachmentsSection
-            evaluationId={evaluation.id}
-            attachments={evaluation.attachments.filter(a => a.purchaseEvaluationSupplierId === null)}
-            readOnly={readOnly}
-          />
-        </Section>
       </div>
     </div>
   )
@@ -145,35 +142,90 @@ export function PeHistorySection({ ev }: { ev: PeDetailBundle }) {
   )
 }
 
-// ===== Tab: Thông tin =====
-function InfoTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
+// ===== Section 1 — Thông tin gói thầu (spec: a. Tên gói thầu / b. Dự án) =====
+function InfoTab({ ev }: { ev: PeDetailBundle }) {
+  return (
+    <dl className="space-y-2 text-sm">
+      <FormRow label="a. Tên gói thầu" value={ev.tenGoiThau} />
+      <FormRow label="b. Dự án" value={ev.projectName} />
+      {(ev.diaDiem || ev.moTa) && (
+        <div className="mt-3 rounded bg-slate-50 px-3 py-2 text-[12px] text-slate-600">
+          {ev.diaDiem && <div><span className="text-slate-400">Địa điểm:</span> {ev.diaDiem}</div>}
+          {ev.moTa && <div><span className="text-slate-400">Mô tả:</span> {ev.moTa}</div>}
+        </div>
+      )}
+    </dl>
+  )
+}
+
+// ===== Section 2 — Chọn NCC/TP (spec: a/b/c/d) =====
+function ChonNccSection({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
   const canCreateContract = !readOnly && ev.phase === PurchaseEvaluationPhase.DaDuyet && !ev.contractId && ev.selectedSupplierId
   const [createOpen, setCreateOpen] = useState(false)
+
+  // c. Giá chào thầu = sum quotes của NCC được chọn (winner)
+  const winnerSupplierRowId = ev.selectedSupplierId
+    ? ev.suppliers.find(s => s.supplierId === ev.selectedSupplierId)?.id ?? null
+    : null
+  const giaChaoThau = winnerSupplierRowId
+    ? ev.details
+        .flatMap(d => d.quotes)
+        .filter(q => q.purchaseEvaluationSupplierId === winnerSupplierRowId)
+        .reduce((sum, q) => sum + q.thanhTien, 0)
+    : null
+
+  // d. Bản so sánh — attachments với purpose=ComparisonTable hoặc supplier-row null
+  const banSoSanhAttachments = ev.attachments.filter(
+    a => a.purchaseEvaluationSupplierId === null,
+  )
+
   return (
-    <div className="space-y-4">
-      <dl className="grid grid-cols-2 gap-x-6 gap-y-3 text-sm">
-        <Field label="Tên gói thầu" value={ev.tenGoiThau} />
-        <Field label="Dự án" value={ev.projectName} />
-        <Field label="Địa điểm" value={ev.diaDiem ?? '—'} />
-        <Field label="Mô tả" value={ev.moTa ?? '—'} />
-        <Field label="NCC được chọn" value={ev.selectedSupplierName ?? '—'} />
-        <Field label="Điều khoản thanh toán" value={ev.paymentTerms ?? '—'} />
-        <Field
-          label="Ngân sách"
-          value={ev.budget ? (
-            <a href={`/budgets?id=${ev.budget.id}`} className="text-brand-600 hover:underline">
-              <span className="font-mono text-[11px]">{ev.budget.maNganSach ?? '—'}</span>
-              {' · '}
-              {ev.budget.tenNganSach}
-              {' · '}
-              <span className="text-slate-500">{ev.budget.tongNganSach.toLocaleString('vi-VN')} đ</span>
-            </a>
-          ) : <span className="text-slate-400">— (chưa link)</span>}
+    <div className="space-y-3">
+      <FormRow
+        label="a. NCC / TP được chọn"
+        value={ev.selectedSupplierName ? (
+          <span className="font-medium text-emerald-700">✓ {ev.selectedSupplierName}</span>
+        ) : <span className="text-slate-400">— (chưa chọn)</span>}
+      />
+      <FormRow
+        label="b. Ngân sách"
+        value={ev.budget ? (
+          <a href={`/budgets?id=${ev.budget.id}`} className="text-brand-600 hover:underline">
+            <span className="font-mono text-[11px]">{ev.budget.maNganSach ?? '—'}</span>
+            {' · '}{ev.budget.tenNganSach}
+            {' · '}<span className="text-slate-500">{ev.budget.tongNganSach.toLocaleString('vi-VN')} đ</span>
+          </a>
+        ) : <span className="text-slate-400">— (chưa link)</span>}
+      />
+      <FormRow
+        label="c. Giá chào thầu"
+        value={giaChaoThau != null ? (
+          <span className="font-semibold text-slate-900">{giaChaoThau.toLocaleString('vi-VN')} đ</span>
+        ) : <span className="text-slate-400">— (chưa chọn NCC / chưa nhập báo giá)</span>}
+      />
+      <div>
+        <div className="flex gap-3">
+          <span className="w-44 shrink-0 text-[12px] text-slate-500">d. Bản so sánh</span>
+          <div className="min-w-0 flex-1">
+            <GeneralAttachmentsSection
+              evaluationId={ev.id}
+              attachments={banSoSanhAttachments}
+              readOnly={readOnly}
+            />
+          </div>
+        </div>
+      </div>
+
+      {ev.paymentTerms && (
+        <FormRow label="Điều khoản thanh toán" value={<span className="whitespace-pre-wrap">{ev.paymentTerms}</span>} />
+      )}
+      {ev.contractId && (
+        <FormRow
+          label="HĐ kế thừa"
+          value={<a href={`/contracts/${ev.contractId}`} className="text-brand-600 hover:underline">✓ Xem HĐ</a>}
         />
-        {ev.contractId && (
-          <Field label="HĐ kế thừa" value={<a href={`/contracts/${ev.contractId}`} className="text-brand-600 hover:underline">✓ Xem HĐ</a>} />
-        )}
-      </dl>
+      )}
+
       {canCreateContract && (
         <div className="rounded border border-emerald-200 bg-emerald-50 p-3">
           <div className="flex items-center justify-between gap-3">
@@ -191,6 +243,16 @@ function InfoTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: bool
   )
 }
 
+// Form row: label cố định 176px (w-44) bên trái + value bên phải (giống spec).
+function FormRow({ label, value }: { label: string; value: React.ReactNode }) {
+  return (
+    <div className="flex items-baseline gap-3 border-b border-dotted border-slate-200 pb-1.5">
+      <dt className="w-44 shrink-0 text-[12px] text-slate-500">{label}</dt>
+      <dd className="min-w-0 flex-1 text-slate-800">{value}</dd>
+    </div>
+  )
+}
+
 function CreateContractDialog({ evaluation, onClose }: { evaluation: PeDetailBundle; onClose: () => void }) {
   const navigate = useNavigate()
   const [form, setForm] = useState({
@@ -253,15 +315,6 @@ function CreateContractDialog({ evaluation, onClose }: { evaluation: PeDetailBun
   )
 }
 
-function Field({ label, value }: { label: string; value: React.ReactNode }) {
-  return (
-    <div>
-      <dt className="text-[11px] uppercase tracking-wide text-slate-400">{label}</dt>
-      <dd className="mt-0.5 text-slate-800">{value}</dd>
-    </div>
-  )
-}
-
 // ===== Tab: NCC =====
 function SuppliersTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
   const qc = useQueryClient()
diff --git a/fe-user/src/components/pe/PeDetailTabs.tsx b/fe-user/src/components/pe/PeDetailTabs.tsx
index 9277017..aac435d 100644
--- a/fe-user/src/components/pe/PeDetailTabs.tsx
+++ b/fe-user/src/components/pe/PeDetailTabs.tsx
@@ -95,22 +95,19 @@ export function PeDetailTabs({
       </div>
 
       <div className="divide-y divide-slate-200">
-        <Section title="Thông tin">
-          <InfoTab ev={evaluation} readOnly={readOnly} />
+        {/* Section 1 — đúng spec form FO-PHIẾU TRÌNH KÝ CHỌN TP/NCC */}
+        <Section title="1. Thông tin gói thầu">
+          <InfoTab ev={evaluation} />
         </Section>
-        <Section title={`NCC tham gia (${evaluation.suppliers.length})`}>
+        <Section title="2. Chọn NCC / TP">
+          <ChonNccSection ev={evaluation} readOnly={readOnly} />
+        </Section>
+        <Section title={`3. NCC / TP tham gia (${evaluation.suppliers.length})`}>
           <SuppliersTab ev={evaluation} readOnly={readOnly} />
         </Section>
-        <Section title={`Hạng mục + Báo giá (${evaluation.details.length})`}>
+        <Section title={`4. Hạng mục + Báo giá (${evaluation.details.length})`}>
           <ItemsTab ev={evaluation} readOnly={readOnly} />
         </Section>
-        <Section title="Bảng so sánh (file tổng)">
-          <GeneralAttachmentsSection
-            evaluationId={evaluation.id}
-            attachments={evaluation.attachments.filter(a => a.purchaseEvaluationSupplierId === null)}
-            readOnly={readOnly}
-          />
-        </Section>
       </div>
     </div>
   )
@@ -145,35 +142,90 @@ export function PeHistorySection({ ev }: { ev: PeDetailBundle }) {
   )
 }
 
-// ===== Tab: Thông tin =====
-function InfoTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
+// ===== Section 1 — Thông tin gói thầu (spec: a. Tên gói thầu / b. Dự án) =====
+function InfoTab({ ev }: { ev: PeDetailBundle }) {
+  return (
+    <dl className="space-y-2 text-sm">
+      <FormRow label="a. Tên gói thầu" value={ev.tenGoiThau} />
+      <FormRow label="b. Dự án" value={ev.projectName} />
+      {(ev.diaDiem || ev.moTa) && (
+        <div className="mt-3 rounded bg-slate-50 px-3 py-2 text-[12px] text-slate-600">
+          {ev.diaDiem && <div><span className="text-slate-400">Địa điểm:</span> {ev.diaDiem}</div>}
+          {ev.moTa && <div><span className="text-slate-400">Mô tả:</span> {ev.moTa}</div>}
+        </div>
+      )}
+    </dl>
+  )
+}
+
+// ===== Section 2 — Chọn NCC/TP (spec: a/b/c/d) =====
+function ChonNccSection({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
   const canCreateContract = !readOnly && ev.phase === PurchaseEvaluationPhase.DaDuyet && !ev.contractId && ev.selectedSupplierId
   const [createOpen, setCreateOpen] = useState(false)
+
+  // c. Giá chào thầu = sum quotes của NCC được chọn (winner)
+  const winnerSupplierRowId = ev.selectedSupplierId
+    ? ev.suppliers.find(s => s.supplierId === ev.selectedSupplierId)?.id ?? null
+    : null
+  const giaChaoThau = winnerSupplierRowId
+    ? ev.details
+        .flatMap(d => d.quotes)
+        .filter(q => q.purchaseEvaluationSupplierId === winnerSupplierRowId)
+        .reduce((sum, q) => sum + q.thanhTien, 0)
+    : null
+
+  // d. Bản so sánh — attachments với purpose=ComparisonTable hoặc supplier-row null
+  const banSoSanhAttachments = ev.attachments.filter(
+    a => a.purchaseEvaluationSupplierId === null,
+  )
+
   return (
-    <div className="space-y-4">
-      <dl className="grid grid-cols-2 gap-x-6 gap-y-3 text-sm">
-        <Field label="Tên gói thầu" value={ev.tenGoiThau} />
-        <Field label="Dự án" value={ev.projectName} />
-        <Field label="Địa điểm" value={ev.diaDiem ?? '—'} />
-        <Field label="Mô tả" value={ev.moTa ?? '—'} />
-        <Field label="NCC được chọn" value={ev.selectedSupplierName ?? '—'} />
-        <Field label="Điều khoản thanh toán" value={ev.paymentTerms ?? '—'} />
-        <Field
-          label="Ngân sách"
-          value={ev.budget ? (
-            <a href={`/budgets?id=${ev.budget.id}`} className="text-brand-600 hover:underline">
-              <span className="font-mono text-[11px]">{ev.budget.maNganSach ?? '—'}</span>
-              {' · '}
-              {ev.budget.tenNganSach}
-              {' · '}
-              <span className="text-slate-500">{ev.budget.tongNganSach.toLocaleString('vi-VN')} đ</span>
-            </a>
-          ) : <span className="text-slate-400">— (chưa link)</span>}
+    <div className="space-y-3">
+      <FormRow
+        label="a. NCC / TP được chọn"
+        value={ev.selectedSupplierName ? (
+          <span className="font-medium text-emerald-700">✓ {ev.selectedSupplierName}</span>
+        ) : <span className="text-slate-400">— (chưa chọn)</span>}
+      />
+      <FormRow
+        label="b. Ngân sách"
+        value={ev.budget ? (
+          <a href={`/budgets?id=${ev.budget.id}`} className="text-brand-600 hover:underline">
+            <span className="font-mono text-[11px]">{ev.budget.maNganSach ?? '—'}</span>
+            {' · '}{ev.budget.tenNganSach}
+            {' · '}<span className="text-slate-500">{ev.budget.tongNganSach.toLocaleString('vi-VN')} đ</span>
+          </a>
+        ) : <span className="text-slate-400">— (chưa link)</span>}
+      />
+      <FormRow
+        label="c. Giá chào thầu"
+        value={giaChaoThau != null ? (
+          <span className="font-semibold text-slate-900">{giaChaoThau.toLocaleString('vi-VN')} đ</span>
+        ) : <span className="text-slate-400">— (chưa chọn NCC / chưa nhập báo giá)</span>}
+      />
+      <div>
+        <div className="flex gap-3">
+          <span className="w-44 shrink-0 text-[12px] text-slate-500">d. Bản so sánh</span>
+          <div className="min-w-0 flex-1">
+            <GeneralAttachmentsSection
+              evaluationId={ev.id}
+              attachments={banSoSanhAttachments}
+              readOnly={readOnly}
+            />
+          </div>
+        </div>
+      </div>
+
+      {ev.paymentTerms && (
+        <FormRow label="Điều khoản thanh toán" value={<span className="whitespace-pre-wrap">{ev.paymentTerms}</span>} />
+      )}
+      {ev.contractId && (
+        <FormRow
+          label="HĐ kế thừa"
+          value={<a href={`/contracts/${ev.contractId}`} className="text-brand-600 hover:underline">✓ Xem HĐ</a>}
         />
-        {ev.contractId && (
-          <Field label="HĐ kế thừa" value={<a href={`/contracts/${ev.contractId}`} className="text-brand-600 hover:underline">✓ Xem HĐ</a>} />
-        )}
-      </dl>
+      )}
+
       {canCreateContract && (
         <div className="rounded border border-emerald-200 bg-emerald-50 p-3">
           <div className="flex items-center justify-between gap-3">
@@ -191,6 +243,16 @@ function InfoTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: bool
   )
 }
 
+// Form row: label cố định 176px (w-44) bên trái + value bên phải (giống spec).
+function FormRow({ label, value }: { label: string; value: React.ReactNode }) {
+  return (
+    <div className="flex items-baseline gap-3 border-b border-dotted border-slate-200 pb-1.5">
+      <dt className="w-44 shrink-0 text-[12px] text-slate-500">{label}</dt>
+      <dd className="min-w-0 flex-1 text-slate-800">{value}</dd>
+    </div>
+  )
+}
+
 function CreateContractDialog({ evaluation, onClose }: { evaluation: PeDetailBundle; onClose: () => void }) {
   const navigate = useNavigate()
   const [form, setForm] = useState({
@@ -253,15 +315,6 @@ function CreateContractDialog({ evaluation, onClose }: { evaluation: PeDetailBun
   )
 }
 
-function Field({ label, value }: { label: string; value: React.ReactNode }) {
-  return (
-    <div>
-      <dt className="text-[11px] uppercase tracking-wide text-slate-400">{label}</dt>
-      <dd className="mt-0.5 text-slate-800">{value}</dd>
-    </div>
-  )
-}
-
 // ===== Tab: NCC =====
 function SuppliersTab({ ev, readOnly = false }: { ev: PeDetailBundle; readOnly?: boolean }) {
   const qc = useQueryClient()