diff --git a/backend/src/routes/roster.routes.ts b/backend/src/routes/roster.routes.ts
index 8792a21..a1d0d1b 100644
--- a/backend/src/routes/roster.routes.ts
+++ b/backend/src/routes/roster.routes.ts
@@ -638,6 +638,7 @@ router.get('/:id/evidence-chain', authMiddleware, async (req: AuthRequest, res,
           status: employee.terminations.some((t) => t.status === 'COMPLETED' && t.terminationDate <= new Date()) ? 'RESIGNED' : 'ACTIVE',
           gender: employee.gender,
           phone: employee.phone,
+          idCardNumber: safeDecryptStr(employee.idCardNumber),
         },
         evidence,
         risks,
@@ -691,6 +692,7 @@ router.get('/:id/evidence-chain/export', authMiddleware, async (req: AuthRequest
     const empStatus = employee.terminations.some((t) => t.status === 'COMPLETED' && t.terminationDate <= today) ? '离职' : '在职'
     wsInfo.addRows([
       { label: '姓名', value: empName },
+      { label: '身份证号', value: safeDecryptStr(employee.idCardNumber) || '' },
       { label: '部门', value: empDept },
       { label: '入职日期', value: hireDate },
       { label: '状态', value: empStatus },
diff --git a/backend/src/services/commission-bonus.service.ts b/backend/src/services/commission-bonus.service.ts
index 2f119b6..4c1aa66 100644
--- a/backend/src/services/commission-bonus.service.ts
+++ b/backend/src/services/commission-bonus.service.ts
@@ -13,12 +13,18 @@ export async function listByMonth(orgId: string, month: string) {
     where: { orgId, month },
     include: {
       employee: {
-        select: { id: true, name: true, department: true, idCardHash: true },
+        select: { id: true, name: true, department: true, idCardHash: true, idCardNumber: true },
       },
     },
     orderBy: [{ employee: { department: 'asc' } }, { employee: { name: 'asc' } }],
   })
-  return records
+  return records.map(r => ({
+    ...r,
+    employee: r.employee ? {
+      ...r.employee,
+      idCardNumber: (() => { try { const v = r.employee.idCardNumber; return v ? (v.includes(':') ? decrypt(v) : v) : null } catch { return null } })(),
+    } : r.employee,
+  }))
 }
 
 /**
diff --git a/backend/src/services/evidence.service.ts b/backend/src/services/evidence.service.ts
index c29013f..f0abfac 100644
--- a/backend/src/services/evidence.service.ts
+++ b/backend/src/services/evidence.service.ts
@@ -1,5 +1,5 @@
 import prisma from '../lib/prisma'
-import { sha256 } from '../lib/crypto'
+import { sha256, decrypt } from '../lib/crypto'
 
 /**
  * 递归排序对象/数组中所有 key，确保 JSON.stringify 结果一致
@@ -165,7 +165,7 @@ export async function getEvidenceList(orgId: string, category?: string, page: nu
     prisma.evidenceChain.count({ where }),
     prisma.evidenceChain.findMany({
       where,
-      include: { employee: { select: { id: true, name: true, department: true } } },
+      include: { employee: { select: { id: true, name: true, department: true, idCardNumber: true } } },
       orderBy: { createdAt: 'desc' },
       skip: (page - 1) * pageSize,
       take: pageSize,
@@ -187,6 +187,7 @@ export async function getEvidenceList(orgId: string, category?: string, page: nu
         employeeId: r.employeeId,
         employeeName: r.employee?.name || null,
         employeeDept: r.employee?.department || null,
+        employeeIdCardNumber: (() => { try { const v = r.employee?.idCardNumber; return v ? (v.includes(':') ? decrypt(v) : v) : null } catch { return null } })(),
         eventCount: events.length,
         firstAction: firstEvent?.action || null,
         lastAction: lastEvent?.action || null,
diff --git a/frontend/src/pages/CommissionBonus.tsx b/frontend/src/pages/CommissionBonus.tsx
index 25fe7f1..3d874ad 100644
--- a/frontend/src/pages/CommissionBonus.tsx
+++ b/frontend/src/pages/CommissionBonus.tsx
@@ -171,7 +171,10 @@ export default function CommissionBonus() {
               <tr><td colSpan={5} className="px-4 py-8 text-center text-gray-400">{month} 无提成奖金记录</td></tr>
             ) : paged.map((r: any) => (
               <tr key={r.id} className="hover:bg-gray-50">
-                <td className="px-4 py-2.5 text-sm text-gray-900">{r.employee?.name || '-'}</td>
+                <td className="px-4 py-2.5 text-sm text-gray-900">
+                  {r.employee?.name || '-'}
+                  {r.employee?.idCardNumber && <div className="text-xs text-gray-400 font-mono">{r.employee.idCardNumber}</div>}
+                </td>
                 <td className="px-4 py-2.5 text-sm text-gray-500">{r.employee?.department || '-'}</td>
                 <td className={`px-4 py-2.5 text-sm text-right font-medium ${r.amount >= 0 ? 'text-safe' : 'text-danger'}`}>
                   {r.amount >= 0 ? '+' : ''}{fmt(r.amount)}
@@ -241,7 +244,7 @@ function AddModal({ employees, month, onClose, onSubmit, saving }: {
           <Select value={employeeId} onChange={(e) => setEmployeeId(e.target.value)}>
             <option value="">请选择员工</option>
             {employees.map((e: any) => (
-              <option key={e.id} value={e.id}>{e.name}（{e.department}）</option>
+              <option key={e.id} value={e.id}>{e.name}（{e.department}）{e.idCardNumber ? ` ${e.idCardNumber}` : ''}</option>
             ))}
           </Select>
         </div>
@@ -281,7 +284,7 @@ function EditModal({ record, onClose, onSubmit, saving }: {
   const [remark, setRemark] = useState(record.remark || '')
 
   return (
-    <Modal open onClose={onClose} title={`编辑 - ${record.employee?.name || ''}`} size="md">
+    <Modal open onClose={onClose} title={`编辑 - ${record.employee?.name || ''}${record.employee?.idCardNumber ? `（${record.employee.idCardNumber}）` : ''}`} size="md">
       <div className="space-y-4">
         <div>
           <Label>金额 *（正=奖金，负=扣款）</Label>
diff --git a/frontend/src/pages/Evidence.tsx b/frontend/src/pages/Evidence.tsx
index 0e44000..6721629 100644
--- a/frontend/src/pages/Evidence.tsx
+++ b/frontend/src/pages/Evidence.tsx
@@ -121,7 +121,7 @@ export default function Evidence() {
                     </div>
                     {item.employeeName && (
                       <div className="text-xs text-gray-500 mt-0.5">
-                        员工：{item.employeeName}{item.employeeDept ? ` · ${item.employeeDept}` : ''}
+                        员工：{item.employeeName}{item.employeeDept ? ` · ${item.employeeDept}` : ''}{item.employeeIdCardNumber && <span className="ml-1 font-mono text-gray-400">{item.employeeIdCardNumber}</span>}
                       </div>
                     )}
                     <div className="text-xs text-gray-400 mt-0.5 flex items-center gap-2">
diff --git a/frontend/src/pages/roster/EvidenceChain.tsx b/frontend/src/pages/roster/EvidenceChain.tsx
index c8a7a31..9b40134 100644
--- a/frontend/src/pages/roster/EvidenceChain.tsx
+++ b/frontend/src/pages/roster/EvidenceChain.tsx
@@ -48,6 +48,7 @@ export default function EvidenceChain({ employeeId }: { employeeId: string }) {
             <h2 className="text-xs font-medium flex items-center gap-2"><Scale className="w-4 h-4" />仲裁证据链</h2>
             <div className="text-xs text-gray-500 mt-1">
               {data.employee?.name || '未知'} · {data.employee?.department || '未知'} · 入职{data.employee?.hireDate ? data.employee.hireDate.toString().slice(0, 10) : '未知'}
+              {data.employee?.idCardNumber && <span className="ml-1 font-mono text-gray-400">{data.employee.idCardNumber}</span>}
             </div>
           </div>
         </div>
@@ -104,6 +105,7 @@ export default function EvidenceChain({ employeeId }: { employeeId: string }) {
             <h2 className="text-xs font-medium flex items-center gap-2"><Scale className="w-4 h-4" />仲裁证据链</h2>
             <div className="text-xs text-gray-500 mt-1">
               {data.employee.name} · {data.employee.department} · 入职{data.employee.hireDate}
+              {data.employee.idCardNumber && <span className="ml-1 font-mono text-gray-400">{data.employee.idCardNumber}</span>}
             </div>
           </div>
           <div className="flex items-center gap-4">
@@ -228,6 +230,7 @@ export function generateEvidenceText(data: any): string {
   lines.push('========================================')
   lines.push('')
   lines.push(`员工姓名：${data.employee.name}`)
+  if (data.employee.idCardNumber) lines.push(`身份证号：${data.employee.idCardNumber}`)
   lines.push(`部门：${data.employee.department}`)
   lines.push(`入职日期：${data.employee.hireDate}`)
   lines.push(`状态：${data.employee.status === 'ACTIVE' ? '在职' : '离职'}`)