diff --git a/video-gen-admin/src/api/index.ts b/video-gen-admin/src/api/index.ts
index c6a37c39..37b434b2 100644
--- a/video-gen-admin/src/api/index.ts
+++ b/video-gen-admin/src/api/index.ts
@@ -94,9 +94,12 @@ export async function getAdminStats(startDate?: string, endDate?: string): Promi
   return api.get(`/admin/stats${query ? `?${query}` : ''}`);
 }
 
-export async function getAdminUsers(search?: string): Promise<AdminUser[]> {
-  const q = search ? `?search=${encodeURIComponent(search)}` : '';
-  return api.get(`/admin/users${q}`);
+export async function getAdminUsers(page = 1, pageSize = 20, search?: string): Promise<{ items: AdminUser[]; total: number }> {
+  const params = new URLSearchParams();
+  params.set('page', String(page));
+  params.set('page_size', String(pageSize));
+  if (search) params.set('search', search);
+  return api.get(`/admin/users?${params.toString()}`);
 }
 
 export async function adjustCredits(userId: string, amount: number, description: string): Promise<void> {
@@ -245,20 +248,26 @@ export async function getPaymentStats(params?: {
     return api.get(url);
 }
 
-export async function getAdminPaymentOrders(params?: { method?: string; status?: string }): Promise<{ items: any[] }> {
+export async function getAdminPaymentOrders(params?: { method?: string; status?: string; startDate?: string; endDate?: string; page?: number; pageSize?: number }): Promise<{ items: any[]; total: number }> {
   const qs = new URLSearchParams();
-  if (params?.method) qs.set('method', params.method);
+  if (params?.method) qs.set('payment_method', params.method);
   if (params?.status) qs.set('status', params.status);
-  const suffix = qs.toString() ? `?${qs.toString()}` : '';
-  return api.get(`/admin/payment-orders${suffix}`);
+  if (params?.startDate) qs.set('start_date', params.startDate);
+  if (params?.endDate) qs.set('end_date', params.endDate);
+  if (params?.page) qs.set('page', String(params.page));
+  if (params?.pageSize) qs.set('page_size', String(params.pageSize));
+  return api.get(`/admin/payment-orders?${qs.toString()}`);
 }
 
 export async function refundPaymentOrder(orderNo: string): Promise<void> {
   await api.post(`/admin/payment-orders/${orderNo}/refund`);
 }
 
-export async function getAdminNotifications(): Promise<{ total: number; items: any[] }> {
-  return api.get('/admin/notifications');
+export async function getAdminNotifications(page = 1, pageSize = 20): Promise<{ total: number; items: any[] }> {
+  const params = new URLSearchParams();
+  params.set('page', String(page));
+  params.set('page_size', String(pageSize));
+  return api.get(`/admin/notifications?${params.toString()}`);
 }
 
 export async function createAdminNotification(data: { title: string; content: string; type: string; target_user_id?: string }): Promise<void> {
diff --git a/video-gen-admin/src/pages/AdminCreditRecords.tsx b/video-gen-admin/src/pages/AdminCreditRecords.tsx
index 2abc5fc1..1023ffe9 100644
--- a/video-gen-admin/src/pages/AdminCreditRecords.tsx
+++ b/video-gen-admin/src/pages/AdminCreditRecords.tsx
@@ -29,6 +29,8 @@ const AdminCreditRecords: React.FC = () => {
   const [records, setRecords] = useState<CreditRecord[]>([]);
   const [total, setTotal] = useState(0);
   const [loading, setLoading] = useState(false);
+  const [page, setPage] = useState(1);
+  const [pageSize, setPageSize] = useState(10);
   const [typeFilter, setTypeFilter] = useState<string>('');
   const [userNameFilter, setUserNameFilter] = useState<string>('');
   const [dateRange, setDateRange] = useState<[dayjs.Dayjs | null, dayjs.Dayjs | null]>([null, null]);
@@ -36,11 +38,13 @@ const AdminCreditRecords: React.FC = () => {
   const load = async () => {
     setLoading(true);
     try {
-      const filters: { type?: string; user_name?: string; start_date?: string; end_date?: string } = {};
+      const filters: { type?: string; user_name?: string; start_date?: string; end_date?: string; page?: number; page_size?: number } = {};
       if (typeFilter) filters.type = typeFilter;
       if (userNameFilter) filters.user_name = userNameFilter;
       if (dateRange[0]) filters.start_date = dateRange[0].format('YYYY-MM-DD');
       if (dateRange[1]) filters.end_date = dateRange[1].format('YYYY-MM-DD');
+      filters.page = page;
+      filters.page_size = pageSize;
       const res = await getCreditRecords(Object.keys(filters).length > 0 ? filters : undefined);
       setRecords(res.items || []);
       setTotal(res.total || 0);
@@ -51,6 +55,13 @@ const AdminCreditRecords: React.FC = () => {
     }
   };
 
+  useEffect(() => { load(); }, [page, pageSize, typeFilter, userNameFilter, dateRange]);
+
+  const handlePageChange = (p: number, ps: number) => {
+    setPage(p);
+    setPageSize(ps);
+  };
+
   useEffect(() => { load(); }, []);
 
   const handleSearch = () => {
@@ -191,7 +202,14 @@ const AdminCreditRecords: React.FC = () => {
           dataSource={records}
           rowKey="id"
           loading={loading}
-          pagination={{ pageSize: 10, showTotal: (t) => `共 ${t} 条记录` }}
+          pagination={{
+            current: page,
+            pageSize: pageSize,
+            total: total,
+            onChange: handlePageChange,
+            showSizeChanger: true,
+            showTotal: (t) => `共 ${t} 条记录`,
+          }}
           scroll={{ x: 800 }}
         />
       </Card>
diff --git a/video-gen-admin/src/pages/AdminNotificationManager.tsx b/video-gen-admin/src/pages/AdminNotificationManager.tsx
index 0c2a8d78..4083fe0a 100644
--- a/video-gen-admin/src/pages/AdminNotificationManager.tsx
+++ b/video-gen-admin/src/pages/AdminNotificationManager.tsx
@@ -38,12 +38,16 @@ const AdminNotificationManager: React.FC = () => {
   const [readModal, setReadModal] = useState<{ open: boolean; notifId: string; title: string }>({ open: false, notifId: '', title: '' });
   const [readUsers, setReadUsers] = useState<ReadUser[]>([]);
   const [readLoading, setReadLoading] = useState(false);
+  const [page, setPage] = useState(1);
+  const [pageSize, setPageSize] = useState(10);
+  const [total, setTotal] = useState(0);
 
   const load = async () => {
     setLoading(true);
     try {
-      const res = await getAdminNotifications();
-      const userList = await getAdminUsers();
+      const res = await getAdminNotifications(page, pageSize);
+      const userRes = await getAdminUsers(1, 1000);
+      const userList = userRes.items || [];
       const userMap: Record<string, string> = {};
       userList.forEach((u: any) => { userMap[u.id] = u.username; });
       const items = (res.items || []).map((n: any) => ({
@@ -56,6 +60,7 @@ const AdminNotificationManager: React.FC = () => {
         createdAt: n.createdAt,
       }));
       setNotifications(items);
+      setTotal(res.total || 0);
       setUsers(userList.map((u: any) => ({ id: u.id, username: u.username })));
     } catch {
       message.error('加载通知列表失败');
@@ -64,7 +69,12 @@ const AdminNotificationManager: React.FC = () => {
     }
   };
 
-  useEffect(() => { load(); }, []);
+  useEffect(() => { load(); }, [page, pageSize]);
+
+  const handlePageChange = (p: number, ps: number) => {
+    setPage(p);
+    setPageSize(ps);
+  };
 
   const handleSend = async () => {
     try {
@@ -161,7 +171,7 @@ const AdminNotificationManager: React.FC = () => {
           <Space>
             <BellOutlined style={{ fontSize: 18, color: '#6366f1' }} />
             <Typography.Text strong style={{ fontSize: 16 }}>消息推送管理</Typography.Text>
-            <Tag color="purple">{notifications.length} 条消息</Tag>
+            <Tag color="purple">共 {total} 条消息</Tag>
           </Space>
           <Button type="primary" icon={<PlusOutlined />} onClick={() => setModalOpen(true)}
             style={{ borderRadius: 8 }}>
@@ -174,7 +184,14 @@ const AdminNotificationManager: React.FC = () => {
           dataSource={notifications}
           rowKey="id"
           loading={loading}
-          pagination={{ pageSize: 10, showTotal: (t) => `共 ${t} 条消息` }}
+          pagination={{
+            current: page,
+            pageSize: pageSize,
+            total: total,
+            onChange: handlePageChange,
+            showSizeChanger: true,
+            showTotal: (t) => `共 ${t} 条消息`,
+          }}
           scroll={{ x: 900 }}
         />
       </Card>
diff --git a/video-gen-admin/src/pages/AdminPaymentStats.tsx b/video-gen-admin/src/pages/AdminPaymentStats.tsx
index 582e646e..90df4dc9 100644
--- a/video-gen-admin/src/pages/AdminPaymentStats.tsx
+++ b/video-gen-admin/src/pages/AdminPaymentStats.tsx
@@ -6,7 +6,7 @@ import zhCN from 'antd/locale/zh_CN';
 import {
     DollarOutlined, CheckCircleOutlined, ClockCircleOutlined, CloseCircleOutlined, ReloadOutlined, UndoOutlined
 } from '@ant-design/icons';
-import { getPaymentStats, refundPaymentOrder } from '../api';
+import { getPaymentStats, getAdminPaymentOrders, refundPaymentOrder } from '../api';
 import { formatDate } from '../utils/formatDate';
 import dayjs from 'dayjs';
 
@@ -16,6 +16,9 @@ const { RangePicker } = DatePicker;
 const AdminPaymentStats: React.FC = () => {
     const [loading, setLoading] = useState(false);
     const [stats, setStats] = useState<any>(null);
+    const [orderPage, setOrderPage] = useState(1);
+    const [orderPageSize, setOrderPageSize] = useState(10);
+    const [orderTotal, setOrderTotal] = useState(0);
     const [filters, setFilters] = useState<{
         paymentMethod?: string;
         status?: string;
@@ -29,8 +32,16 @@ const AdminPaymentStats: React.FC = () => {
     const load = async () => {
         try {
             setLoading(true);
-            const data = await getPaymentStats(filters);
-            setStats(data);
+            const [statsData, ordersData] = await Promise.all([
+                getPaymentStats(filters),
+                getAdminPaymentOrders({
+                    ...filters,
+                    page: orderPage,
+                    pageSize: orderPageSize,
+                }),
+            ]);
+            setStats({ ...statsData, recent: ordersData.items || [] });
+            setOrderTotal(ordersData.total);
         } catch {
             message.error('加载支付统计失败');
         } finally {
@@ -38,7 +49,12 @@ const AdminPaymentStats: React.FC = () => {
         }
     };
 
-    useEffect(() => { load(); }, [filters]);
+    useEffect(() => { load(); }, [filters, orderPage, orderPageSize]);
+
+    const handleOrderPageChange = (p: number, ps: number) => {
+        setOrderPage(p);
+        setOrderPageSize(ps);
+    };
 
     const handleReset = () => {
         setFilters({
@@ -269,10 +285,17 @@ const AdminPaymentStats: React.FC = () => {
                     
                     <Table
                         columns={columns}
-                        dataSource={stats.recent}
+                        dataSource={stats.recent || []}
                         rowKey="id"
                         loading={loading}
-                        pagination={{ pageSize: 10, size: 'small' }}
+                        pagination={{
+                            current: orderPage,
+                            pageSize: orderPageSize,
+                            total: orderTotal,
+                            onChange: handleOrderPageChange,
+                            showSizeChanger: true,
+                            showTotal: (t) => `共 ${t} 条`,
+                        }}
                         scroll={{ x: 1000 }}
                         size="middle"
                     />
diff --git a/video-gen-admin/src/pages/AdminUsers.tsx b/video-gen-admin/src/pages/AdminUsers.tsx
index 3070f5d9..24497b2d 100644
--- a/video-gen-admin/src/pages/AdminUsers.tsx
+++ b/video-gen-admin/src/pages/AdminUsers.tsx
@@ -25,16 +25,26 @@ const AdminUsers: React.FC = () => {
   const [createForm] = Form.useForm();
   const [resetPwdForm] = Form.useForm();
 
+  const [page, setPage] = useState(1);
+  const [pageSize, setPageSize] = useState(20);
+  const [total, setTotal] = useState(0);
+
   const load = async () => {
     setLoading(true);
     try {
-      const data = await getAdminUsers(search || undefined);
-      setUsers(data);
+      const data = await getAdminUsers(page, pageSize, search || undefined);
+      setUsers(data.items || []);
+      setTotal(data.total || 0);
     } catch { /* auth error handled by client */ }
     setLoading(false);
   };
 
-  useEffect(() => { load(); }, []);
+  useEffect(() => { load(); }, [page, pageSize, search]);
+
+  const handlePageChange = (p: number, ps: number) => {
+    setPage(p);
+    setPageSize(ps);
+  };
 
   const handleSearch = () => load();
 
@@ -250,7 +260,14 @@ const AdminUsers: React.FC = () => {
           dataSource={filteredUsers}
           rowKey="id"
           loading={loading}
-          pagination={{ pageSize: 10, showTotal: (t) => `共 ${t} 个用户` }}
+          pagination={{
+            current: page,
+            pageSize: pageSize,
+            total: total,
+            onChange: handlePageChange,
+            showSizeChanger: true,
+            showTotal: (t) => `共 ${t} 个用户`,
+          }}
           scroll={{ x: 1000 }}
         />
       </Card>
diff --git a/video-gen-api/app/api/v1/admin.py b/video-gen-api/app/api/v1/admin.py
index 83a7a4cd..802d46ab 100644
--- a/video-gen-api/app/api/v1/admin.py
+++ b/video-gen-api/app/api/v1/admin.py
@@ -77,7 +77,7 @@ router = APIRouter(prefix="/admin", tags=["admin"])
 
 # ── User Management ──────────────────────────────────────
 
-@router.get("/users", response_model=list[AdminUserOut])
+@router.get("/users")
 async def list_users(
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=100),
@@ -86,13 +86,15 @@ async def list_users(
     db: AsyncSession = Depends(get_db),
 ):
     query = select(User).order_by(User.created_at.desc())
+    count_query = select(func.count(User.id))
     if search:
-        query = query.where(
-            (User.username.ilike(f"%{search}%"))
-            | (User.email.ilike(f"%{search}%"))
-        )
+        search_filter = (User.username.ilike(f"%{search}%")) | (User.email.ilike(f"%{search}%"))
+        query = query.where(search_filter)
+        count_query = count_query.where(search_filter)
+    total = (await db.execute(count_query)).scalar() or 0
     result = await db.execute(query.offset((page - 1) * page_size).limit(page_size))
-    return result.scalars().all()
+    items = result.scalars().all()
+    return {"items": [AdminUserOut.model_validate(u) for u in items], "total": total}
 
 
 @router.post("/users", response_model=AdminUserOut)
@@ -555,24 +557,6 @@ async def get_payment_stats(
     )
     month_row = month_result.one()
 
-    # Recent orders with filters
-    recent_filters = []
-    if payment_method:
-        recent_filters.append(PaymentOrder.payment_method == payment_method)
-    if status:
-        recent_filters.append(PaymentOrder.status == status)
-    recent_filters.append(PaymentOrder.created_at >= query_start)
-    recent_filters.append(PaymentOrder.created_at < query_end)
-
-    recent_result = await db.execute(
-        select(PaymentOrder, User)
-        .join(User, PaymentOrder.user_id == User.id)
-        .where(*recent_filters)
-        .order_by(PaymentOrder.created_at.desc())
-        .limit(50)
-    )
-    recent_data = recent_result.all()
-
     return {
         "by_status": by_status,
         "today": {
@@ -583,76 +567,68 @@ async def get_payment_stats(
             "paid_count": month_row.paid_count,
             "paid_amount": round(float(month_row.paid_amount), 2),
         },
-        "recent": [
-            {
-                "id": o.id,
-                "order_no": o.order_no,
-                "user_id": o.user_id,
-                "username": u.username,
-                "amount": round(o.amount, 2),
-                "credits": round(o.credits, 2),
-                "payment_method": o.payment_method,
-                "status": o.status if o.status in ("pending", "paid", "cancelled", "refunded") else "cancelled",
-                "trade_no": o.trade_no,
-                "paid_at": _iso(o.paid_at),
-                "created_at": _iso(o.created_at),
-            }
-            for o, u in recent_data
-        ],
     }
 
 
 @router.get("/payment-orders")
-async def get_admin_payment_orders(
-    method: str | None = None,
-    status: str | None = None,
-    page: int = 1,
-    page_size: int = 20,
+async def list_payment_orders(
+    page: int = Query(1, ge=1),
+    page_size: int = Query(20, ge=1, le=100),
+    payment_method: str | None = Query(None),
+    status: str | None = Query(None),
+    start_date: str | None = Query(None),
+    end_date: str | None = Query(None),
     admin: User = Depends(get_admin_user),
     db: AsyncSession = Depends(get_db),
 ):
-    """Return paginated payment orders for admin."""
-    query = select(PaymentOrder)
-    if method:
-        query = query.where(PaymentOrder.payment_method == method)
+    """Return paginated payment orders for admin dashboard."""
+    query = select(PaymentOrder, User.username).join(User, PaymentOrder.user_id == User.id)
+    count_query = select(func.count(PaymentOrder.id))
+
+    filters = []
+    if payment_method:
+        filters.append(PaymentOrder.payment_method == payment_method)
     if status:
-        query = query.where(PaymentOrder.status == status)
+        filters.append(PaymentOrder.status == status)
+    if start_date:
+        filters.append(PaymentOrder.created_at >= datetime.fromisoformat(start_date).replace(tzinfo=CST))
+    if end_date:
+        filters.append(PaymentOrder.created_at < (datetime.fromisoformat(end_date) + timedelta(days=1)).replace(tzinfo=CST))
 
-    # Count total
-    count_result = await db.execute(
-        select(func.count()).select_from(query.subquery())
-    )
-    total = count_result.scalar() or 0
+    for f in filters:
+        query = query.where(f)
+        count_query = count_query.where(f)
 
-    # Paginated results
+    total = (await db.execute(count_query)).scalar() or 0
     result = await db.execute(
-        query.order_by(PaymentOrder.created_at.desc())
-        .offset((page - 1) * page_size)
-        .limit(page_size)
+        query.order_by(PaymentOrder.created_at.desc()).offset((page - 1) * page_size).limit(page_size)
     )
-    orders = result.scalars().all()
+    rows = result.all()
 
-    return {
-        "total": total,
-        "page": page,
-        "page_size": page_size,
-        "items": [
-            {
-                "id": o.id,
-                "order_no": o.order_no,
-                "user_id": o.user_id,
-                "amount": round(o.amount, 2),
-                "credits": round(o.credits, 2),
-                "payment_method": o.payment_method,
-                "status": o.status if o.status in ("pending", "paid", "cancelled", "refunded") else "cancelled",
-                "trade_no": o.trade_no,
-                "paid_at": _iso(o.paid_at),
-                "created_at": _iso(o.created_at),
-            }
-            for o in orders
-        ],
-    }
+    items = [
+        {
+            "id": o.id,
+            "orderNo": o.order_no,
+            "order_no": o.order_no,
+            "userId": o.user_id,
+            "user_id": o.user_id,
+            "username": username,
+            "amount": round(float(o.amount), 2),
+            "credits": round(float(o.credits), 2),
+            "paymentMethod": o.payment_method,
+            "payment_method": o.payment_method,
+            "status": o.status,
+            "tradeNo": o.trade_no,
+            "trade_no": o.trade_no,
+            "paidAt": o.paid_at.isoformat() if o.paid_at else None,
+            "paid_at": o.paid_at.isoformat() if o.paid_at else None,
+            "createdAt": o.created_at.isoformat() if o.created_at else None,
+            "created_at": o.created_at.isoformat() if o.created_at else None,
+        }
+        for o, username in rows
+    ]
 
+    return {"items": items, "total": total, "page": page, "page_size": page_size}
 
 @router.put("/payment-configs/{config_id}")
 async def update_payment_config(
diff --git a/video-gen-api/app/api/v1/credits.py b/video-gen-api/app/api/v1/credits.py
index 3948753d..e7afaff9 100644
--- a/video-gen-api/app/api/v1/credits.py
+++ b/video-gen-api/app/api/v1/credits.py
@@ -15,7 +15,7 @@ from app.services.credits import get_records
 router = APIRouter(prefix="/credits", tags=["credits"])
 
 
-@router.get("", response_model=CreditBalanceOut)
+@router.get("")
 async def get_credits(
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=100),
@@ -23,12 +23,11 @@ async def get_credits(
     db: AsyncSession = Depends(get_db),
 ):
     records, total = await get_records(db, current_user.id, page, page_size)
-    from fastapi.responses import JSONResponse
-    return JSONResponse(content={
+    return {
         "credits": round(current_user.credits, 2),
         "records": [CreditRecordOut.model_validate(r) for r in records],
         "total": total,
-    })
+    }
 
 
 @router.get(
diff --git a/video-gen-api/app/api/v1/payments.py b/video-gen-api/app/api/v1/payments.py
index 3353dbd8..376e9f47 100644
--- a/video-gen-api/app/api/v1/payments.py
+++ b/video-gen-api/app/api/v1/payments.py
@@ -288,7 +288,7 @@ async def alipay_callback(request: Request, db: AsyncSession = Depends(get_db)):
     return "success"
 
 
-@router.get("/orders", response_model=list[PaymentOrderOut])
+@router.get("/orders")
 async def list_orders(
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=100),
@@ -296,10 +296,10 @@ async def list_orders(
     db: AsyncSession = Depends(get_db),
 ):
     from app.services.payment import _check_and_expire_order
-    
+
     count_query = select(func.count(PaymentOrder.id)).where(PaymentOrder.user_id == current_user.id)
     total = (await db.execute(count_query)).scalar() or 0
-    
+
     result = await db.execute(
         select(PaymentOrder)
         .where(PaymentOrder.user_id == current_user.id)
@@ -310,9 +310,8 @@ async def list_orders(
     orders = result.scalars().all()
     for o in orders:
         await _check_and_expire_order(db, o)
-    
-    from fastapi.responses import JSONResponse
-    return JSONResponse(content={"items": orders, "total": total})
+
+    return {"items": [PaymentOrderOut.model_validate(o) for o in orders], "total": total}
 
 
 @router.get("/orders/{order_no}", response_model=PaymentOrderOut)
diff --git a/video-gen-app/src/pages/CreditsPage.tsx b/video-gen-app/src/pages/CreditsPage.tsx
index 2f17e42c..4185ca09 100644
--- a/video-gen-app/src/pages/CreditsPage.tsx
+++ b/video-gen-app/src/pages/CreditsPage.tsx
@@ -36,16 +36,25 @@ const CreditsPage: React.FC = () => {
   const { user } = useAuthStore();
   const [records, setRecords] = useState<CreditRecord[]>([]);
   const [loading, setLoading] = useState(false);
+  const [page, setPage] = useState(1);
+  const [pageSize, setPageSize] = useState(10);
+  const [total, setTotal] = useState(0);
 
   useEffect(() => {
     const fetch = async () => {
       setLoading(true);
-      const data = await getCredits();
+      const data = await getCredits(page, pageSize);
       setRecords(data.records);
+      setTotal(data.total);
       setLoading(false);
     };
     fetch();
-  }, []);
+  }, [page, pageSize]);
+
+  const handlePageChange = (p: number, ps: number) => {
+    setPage(p);
+    setPageSize(ps);
+  };
 
   const totalRecharge = records.filter((r) => r.type === 'recharge').reduce((sum, r) => sum + r.amount, 0);
   const totalConsume = records.filter((r) => r.type === 'consume').reduce((sum, r) => sum + Math.abs(r.amount), 0);
@@ -129,7 +138,14 @@ const CreditsPage: React.FC = () => {
         </div>
         <div style={{ borderRadius: 16, background: '#fff', border: '1px solid #f0f0f5', overflow: 'hidden' }}>
           <Table columns={columns} dataSource={records} rowKey="id" loading={loading}
-            pagination={{ pageSize: 10, size: 'small' }}
+            pagination={{
+              current: page,
+              pageSize: pageSize,
+              total: total,
+              onChange: handlePageChange,
+              showSizeChanger: true,
+              showTotal: (t) => `共 ${t} 条`,
+            }}
             scroll={{ x: 500 }} />
         </div>
       </div>