diff --git a/apps/backend/src/services/admin/admin-read-service.ts b/apps/backend/src/services/admin/admin-read-service.ts
index 9f9fb237..da3a92f5 100644
--- a/apps/backend/src/services/admin/admin-read-service.ts
+++ b/apps/backend/src/services/admin/admin-read-service.ts
@@ -368,6 +368,9 @@ export async function getAdminTaskDetail(
           platformOrderId: order.platform_order_id,
           payStatus: order.pay_status,
           orderStatus: order.order_status,
+          claimStatus: (order.claim_status as 'active' | 'paused' | 'closed') || 'active',
+          claimStatusReason: order.claim_status_reason || null,
+          claimStatusUpdatedAt: order.claim_status_updated_at || null,
         }
       : null,
     orderItem: orderItem
diff --git a/apps/frontend/src/pages/admin/AdminTaskDetailPage.tsx b/apps/frontend/src/pages/admin/AdminTaskDetailPage.tsx
index 04d5c4aa..978472dc 100644
--- a/apps/frontend/src/pages/admin/AdminTaskDetailPage.tsx
+++ b/apps/frontend/src/pages/admin/AdminTaskDetailPage.tsx
@@ -3,7 +3,11 @@ import {
   CheckCircleOutlined,
   CloseCircleOutlined,
   CopyOutlined,
+  LinkOutlined,
+  PauseCircleOutlined,
+  PlayCircleOutlined,
   ReloadOutlined,
+  StopOutlined,
   UserSwitchOutlined,
 } from '@ant-design/icons'
 import {
@@ -12,9 +16,11 @@ import {
   Button,
   Card,
   Descriptions,
+  Divider,
   Empty,
   Image,
   Input,
+  Modal,
   Skeleton,
   Space,
   Table,
@@ -23,7 +29,7 @@ import {
   Typography,
 } from 'antd'
 import type { TableColumnsType } from 'antd'
-import { useQuery } from '@tanstack/react-query'
+import { useMutation, useQuery } from '@tanstack/react-query'
 import { useEffect, useMemo, useState } from 'react'
 import { useNavigate, useParams } from 'react-router'
 
@@ -39,6 +45,7 @@ import {
   markAdminTaskManualReview,
   resendAdminTaskKuaishouIndustryVoucherCode,
   retryAdminTask,
+  updateAdminOrderClaimStatus,
 } from '@/services/admin'
 import type { AdminTaskActionResponse, AdminTaskDetail } from '@/types/admin'
 import { hasAdminRole } from '@/utils/admin-auth'
@@ -65,6 +72,9 @@ export default function AdminTaskDetailPage() {
   const [actionLoadingKey, setActionLoadingKey] = useState('')
   const [lastClaimUrl, setLastClaimUrl] = useState('')
   const [screenshotPreviewUrl, setScreenshotPreviewUrl] = useState('')
+  const [statusModalVisible, setStatusModalVisible] = useState(false)
+  const [targetStatus, setTargetStatus] = useState<'active' | 'paused' | 'closed'>('active')
+  const [statusReason, setStatusReason] = useState('')
   const [manualDispatchForm, setManualDispatchForm] = useState<ManualDispatchForm>({
     deliveryReference: '',
     deliveredCredential: '',
@@ -231,6 +241,61 @@ export default function AdminTaskDetailPage() {
     )
   }
 
+  const orderId = resolvedDetail.order?.orderId ? String(resolvedDetail.order.orderId) : ''
+  const platformOrderId =
+    resolvedDetail.order?.platformOrderId || resolvedDetail.task.platformOrderId || ''
+  const h5ClaimUrl = platformOrderId
+    ? `${window.location.origin}/h5/${encodeURIComponent(platformOrderId)}`
+    : ''
+  const claimStatus = resolvedDetail.order?.claimStatus || 'active'
+  const claimStatusReason = resolvedDetail.order?.claimStatusReason || ''
+
+  const statusMutation = useMutation({
+    mutationFn: (data: { status: 'active' | 'paused' | 'closed'; reason?: string }) => {
+      if (!orderId) throw new Error('当前任务无关联订单信息')
+      return updateAdminOrderClaimStatus(orderId, data)
+    },
+    onSuccess: () => {
+      message.success('订单兑换状态已更新')
+      setStatusModalVisible(false)
+      setStatusReason('')
+      void query.refetch()
+    },
+    onError: (err: unknown) => {
+      message.error(err instanceof Error ? err.message : '更新状态失败')
+    },
+  })
+
+  const handleCopyH5Link = () => {
+    if (!h5ClaimUrl) return
+    navigator.clipboard
+      .writeText(h5ClaimUrl)
+      .then(() => message.success('已复制 H5 领取链接: ' + h5ClaimUrl))
+      .catch(() => message.error('复制失败，请手动复制'))
+  }
+
+  const openStatusModal = (status: 'active' | 'paused' | 'closed') => {
+    if (!orderId) {
+      message.warning('当前任务无关联订单 ID，无法更改兑换状态')
+      return
+    }
+    if (status === 'active') {
+      modal.confirm({
+        title: '恢复启用订单兑换',
+        content: '恢复后，买家可正常进入 H5 页面提交 UID 领取，确认恢复吗？',
+        onOk: () =>
+          statusMutation.mutateAsync({
+            status: 'active',
+            reason: '客服在任务详情中恢复启用',
+          }),
+      })
+      return
+    }
+    setTargetStatus(status)
+    setStatusReason('')
+    setStatusModalVisible(true)
+  }
+
   return (
     <section className="page-stack">
       <PageHeader
@@ -332,31 +397,138 @@ export default function AdminTaskDetailPage() {
         </Descriptions>
       </Card>
 
-      {resolvedDetail.claimToken ? (
-        <Card title="领取链接">
-          <Space direction="vertical" size={8} className="full-width">
-            {claimUrl ? (
-              <Typography.Text copyable={{ text: claimUrl }}>{claimUrl}</Typography.Text>
-            ) : claimLinkInvalid ? (
-              <Typography.Text type="secondary">领取链接已失效</Typography.Text>
-            ) : (
-              <Typography.Text type="secondary">暂无可用领取链接</Typography.Text>
-            )}
-            <Space wrap>
-              <StatusTag value={resolvedDetail.claimToken.status} />
-              {isExternalClaimLink ? (
-                <Typography.Text type="secondary">外部交付链接</Typography.Text>
-              ) : (
-                <Typography.Text type="secondary">
-                  {resolvedDetail.claimToken.expiredAt
-                    ? `到期：${formatAdminDateTime(resolvedDetail.claimToken.expiredAt)}`
-                    : '长期有效'}
-                </Typography.Text>
-              )}
-              <Button icon={<CopyOutlined />} disabled={!claimUrl} onClick={copyClaimUrl}>
-                复制链接
-              </Button>
+      {h5ClaimUrl || resolvedDetail.claimToken ? (
+        <Card
+          title={
+            <Space size={12}>
+              <span>领取链接与兑换控制</span>
+              {resolvedDetail.order ? (
+                claimStatus === 'active' ? (
+                  <Tag color="success">H5兑换有效</Tag>
+                ) : claimStatus === 'paused' ? (
+                  <Tag color="warning">H5兑换已暂停</Tag>
+                ) : (
+                  <Tag color="error">H5兑换已关闭</Tag>
+                )
+              ) : null}
             </Space>
+          }
+        >
+          <Space direction="vertical" size={16} className="full-width">
+            {h5ClaimUrl ? (
+              <div
+                style={{
+                  background: '#fafafa',
+                  padding: 12,
+                  borderRadius: 6,
+                  border: '1px solid #f0f0f0',
+                }}
+              >
+                <Space direction="vertical" size={8} className="full-width">
+                  <div
+                    style={{
+                      display: 'flex',
+                      alignItems: 'center',
+                      justifyContent: 'space-between',
+                      flexWrap: 'wrap',
+                      gap: 8,
+                    }}
+                  >
+                    <Space>
+                      <Tag color="blue">固定 H5 链接</Tag>
+                      <Typography.Text strong copyable={{ text: h5ClaimUrl }}>
+                        {h5ClaimUrl}
+                      </Typography.Text>
+                    </Space>
+                    <Space wrap>
+                      <Button
+                        type="primary"
+                        ghost
+                        icon={<CopyOutlined />}
+                        onClick={handleCopyH5Link}
+                      >
+                        复制 H5 链接
+                      </Button>
+                      {orderId ? (
+                        <>
+                          {claimStatus !== 'paused' && (
+                            <Button
+                              danger
+                              style={{ color: '#fa8c16', borderColor: '#ffa39e' }}
+                              icon={<PauseCircleOutlined />}
+                              onClick={() => openStatusModal('paused')}
+                            >
+                              暂停兑换
+                            </Button>
+                          )}
+                          {claimStatus !== 'closed' && (
+                            <Button
+                              danger
+                              icon={<StopOutlined />}
+                              onClick={() => openStatusModal('closed')}
+                            >
+                              关闭兑换
+                            </Button>
+                          )}
+                          {claimStatus !== 'active' && (
+                            <Button
+                              type="primary"
+                              icon={<PlayCircleOutlined />}
+                              onClick={() => openStatusModal('active')}
+                            >
+                              恢复启用
+                            </Button>
+                          )}
+                        </>
+                      ) : null}
+                    </Space>
+                  </div>
+                  {claimStatusReason ? (
+                    <Typography.Text type="secondary" style={{ fontSize: 13 }}>
+                      状态备注：{claimStatusReason}
+                    </Typography.Text>
+                  ) : null}
+                </Space>
+              </div>
+            ) : null}
+
+            {resolvedDetail.claimToken ? (
+              <div>
+                <Typography.Text
+                  type="secondary"
+                  style={{ fontSize: 12, display: 'block', marginBottom: 6 }}
+                >
+                  历史/备用 Token 链接：
+                </Typography.Text>
+                <Space wrap align="center">
+                  {claimUrl ? (
+                    <Typography.Text copyable={{ text: claimUrl }}>{claimUrl}</Typography.Text>
+                  ) : claimLinkInvalid ? (
+                    <Typography.Text type="secondary">链接已失效</Typography.Text>
+                  ) : (
+                    <Typography.Text type="secondary">暂无可用链接</Typography.Text>
+                  )}
+                  <StatusTag value={resolvedDetail.claimToken.status} />
+                  {isExternalClaimLink ? (
+                    <Typography.Text type="secondary">外部交付链接</Typography.Text>
+                  ) : (
+                    <Typography.Text type="secondary">
+                      {resolvedDetail.claimToken.expiredAt
+                        ? `到期：${formatAdminDateTime(resolvedDetail.claimToken.expiredAt)}`
+                        : '长期有效'}
+                    </Typography.Text>
+                  )}
+                  <Button
+                    icon={<CopyOutlined />}
+                    size="small"
+                    disabled={!claimUrl}
+                    onClick={copyClaimUrl}
+                  >
+                    复制 Token 链接
+                  </Button>
+                </Space>
+              </div>
+            ) : null}
           </Space>
         </Card>
       ) : null}
@@ -432,6 +604,48 @@ export default function AdminTaskDetailPage() {
           },
         ]}
       />
+
+      <Modal
+        title={targetStatus === 'paused' ? '暂停订单兑换' : '关闭订单兑换'}
+        open={statusModalVisible}
+        confirmLoading={statusMutation.isPending}
+        onOk={() =>
+          statusMutation.mutateAsync({
+            status: targetStatus,
+            reason: statusReason.trim() || undefined,
+          })
+        }
+        onCancel={() => setStatusModalVisible(false)}
+        okText="确认变更"
+        cancelText="取消"
+        centered
+      >
+        <div style={{ display: 'flex', flexDirection: 'column', gap: 12, marginTop: 16 }}>
+          <Alert
+            type={targetStatus === 'paused' ? 'warning' : 'error'}
+            showIcon
+            message={
+              targetStatus === 'paused'
+                ? '暂停后，买家访问 H5 链接将提示“订单兑换已暂停”，无法提交 UID。可在售后处理完成后恢复启用。'
+                : '关闭后，买家访问 H5 链接将提示“订单兑换已关闭”，完全阻断兑换。通常用于退款完成场景。'
+            }
+          />
+          <div>
+            <Typography.Text type="secondary">原因 / 备注（可选）：</Typography.Text>
+            <Input.TextArea
+              rows={3}
+              placeholder={
+                targetStatus === 'paused'
+                  ? '例如：买家申请退款中 / 售后核实'
+                  : '例如：买家已全额退款'
+              }
+              value={statusReason}
+              onChange={(e) => setStatusReason(e.target.value)}
+              style={{ marginTop: 6 }}
+            />
+          </div>
+        </div>
+      </Modal>
     </section>
   )
 }
diff --git a/apps/frontend/src/pages/admin/AdminTasksPage.tsx b/apps/frontend/src/pages/admin/AdminTasksPage.tsx
index 9da30cb6..23d41e89 100644
--- a/apps/frontend/src/pages/admin/AdminTasksPage.tsx
+++ b/apps/frontend/src/pages/admin/AdminTasksPage.tsx
@@ -1,5 +1,6 @@
 import {
   CloseCircleOutlined,
+  CopyOutlined,
   ReloadOutlined,
   SearchOutlined,
   UserSwitchOutlined,
@@ -124,7 +125,26 @@ export default function AdminTasksPage() {
           <Typography.Link onClick={() => navigate(`/admin/tasks/${row.taskId}`)}>
             {row.taskNo}
           </Typography.Link>
-          <span className="muted">{row.platformOrderId}</span>
+          <Space size={4}>
+            <span className="muted">{row.platformOrderId}</span>
+            {row.platformOrderId ? (
+              <Button
+                type="text"
+                size="small"
+                icon={<CopyOutlined />}
+                title="复制 H5 领取链接"
+                style={{ padding: 0, height: 'auto', color: '#64748b' }}
+                onClick={(e) => {
+                  e.stopPropagation()
+                  const h5Url = `${window.location.origin}/h5/${encodeURIComponent(row.platformOrderId)}`
+                  navigator.clipboard
+                    .writeText(h5Url)
+                    .then(() => message.success('已复制 H5 领取链接: ' + h5Url))
+                    .catch(() => message.error('复制失败，请手动复制'))
+                }}
+              />
+            ) : null}
+          </Space>
         </div>
       ),
     },
diff --git a/apps/frontend/src/types/admin/tasks.ts b/apps/frontend/src/types/admin/tasks.ts
index 485d0a41..fe3086e1 100644
--- a/apps/frontend/src/types/admin/tasks.ts
+++ b/apps/frontend/src/types/admin/tasks.ts
@@ -87,6 +87,9 @@ export interface AdminTaskDetail {
     platformOrderId: string
     payStatus: string
     orderStatus: string
+    claimStatus?: 'active' | 'paused' | 'closed'
+    claimStatusReason?: string | null
+    claimStatusUpdatedAt?: string | null
   }
   orderItem: null | {
     orderItemId: number