diff --git a/apps/web/src/pages/health/DoctorList.tsx b/apps/web/src/pages/health/DoctorList.tsx
index f8f2fab..b6a9621 100644
--- a/apps/web/src/pages/health/DoctorList.tsx
+++ b/apps/web/src/pages/health/DoctorList.tsx
@@ -20,7 +20,7 @@ import {
   EditOutlined,
   DeleteOutlined,
 } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import { doctorApi, type Doctor, type CreateDoctorReq, type UpdateDoctorReq } from '../../api/health/doctors';
 import { AuthButton } from '../../components/AuthButton';
 
diff --git a/apps/web/src/pages/health/DoctorSchedule.tsx b/apps/web/src/pages/health/DoctorSchedule.tsx
index 6d2ffdc..ae1e57d 100644
--- a/apps/web/src/pages/health/DoctorSchedule.tsx
+++ b/apps/web/src/pages/health/DoctorSchedule.tsx
@@ -18,7 +18,7 @@ import {
   Empty,
 } from 'antd';
 import { PlusOutlined, EditOutlined } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import type { Dayjs } from 'dayjs';
 import {
   appointmentApi,
diff --git a/apps/web/src/pages/health/FollowUpRecordList.tsx b/apps/web/src/pages/health/FollowUpRecordList.tsx
index 0d65d0a..61070c8 100644
--- a/apps/web/src/pages/health/FollowUpRecordList.tsx
+++ b/apps/web/src/pages/health/FollowUpRecordList.tsx
@@ -1,7 +1,7 @@
 import { useState, useEffect, useCallback } from 'react';
 import { Table, DatePicker, message } from 'antd';
 import type { ColumnsType, TablePaginationConfig } from 'antd/es/table';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import { followUpApi, type FollowUpRecord } from '../../api/health/followUp';
 import { PatientSelect } from './components/PatientSelect';
 import { useThemeMode } from '../../hooks/useThemeMode';
diff --git a/apps/web/src/pages/health/FollowUpTaskList.tsx b/apps/web/src/pages/health/FollowUpTaskList.tsx
index 68470b2..2b419ea 100644
--- a/apps/web/src/pages/health/FollowUpTaskList.tsx
+++ b/apps/web/src/pages/health/FollowUpTaskList.tsx
@@ -13,7 +13,7 @@ import {
 } from 'antd';
 import { PlusOutlined, EditOutlined, SwapOutlined, DeleteOutlined } from '@ant-design/icons';
 import type { ColumnsType, TablePaginationConfig } from 'antd/es/table';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import { followUpApi, type FollowUpTask, type CreateFollowUpTaskReq, type UpdateFollowUpTaskReq } from '../../api/health/followUp';
 import { StatusTag } from './components/StatusTag';
 import { PatientSelect } from './components/PatientSelect';
diff --git a/apps/web/src/pages/health/OfflineEventList.tsx b/apps/web/src/pages/health/OfflineEventList.tsx
index e75bc26..688d0ae 100644
--- a/apps/web/src/pages/health/OfflineEventList.tsx
+++ b/apps/web/src/pages/health/OfflineEventList.tsx
@@ -23,7 +23,7 @@ import {
   DeleteOutlined,
   CheckCircleOutlined,
 } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import type { Dayjs } from 'dayjs';
 import {
   pointsApi,
diff --git a/apps/web/src/pages/health/PointsOrderList.tsx b/apps/web/src/pages/health/PointsOrderList.tsx
index 2f8ba5c..7fb4dc8 100644
--- a/apps/web/src/pages/health/PointsOrderList.tsx
+++ b/apps/web/src/pages/health/PointsOrderList.tsx
@@ -17,7 +17,7 @@ import {
 import {
   CheckCircleOutlined,
 } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import {
   pointsApi,
   type PointsOrder,
diff --git a/apps/web/src/pages/health/PointsProductList.tsx b/apps/web/src/pages/health/PointsProductList.tsx
index 82ca9a7..3749830 100644
--- a/apps/web/src/pages/health/PointsProductList.tsx
+++ b/apps/web/src/pages/health/PointsProductList.tsx
@@ -21,7 +21,7 @@ import {
   EditOutlined,
   DeleteOutlined,
 } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import {
   pointsApi,
   type PointsProduct,
diff --git a/apps/web/src/pages/health/PointsRuleList.tsx b/apps/web/src/pages/health/PointsRuleList.tsx
index e2cb86a..6d62278 100644
--- a/apps/web/src/pages/health/PointsRuleList.tsx
+++ b/apps/web/src/pages/health/PointsRuleList.tsx
@@ -21,7 +21,7 @@ import {
   EditOutlined,
   DeleteOutlined,
 } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../utils/dayjs';
 import {
   pointsApi,
   type PointsRule,
diff --git a/apps/web/src/pages/health/components/HealthRecordsTab.tsx b/apps/web/src/pages/health/components/HealthRecordsTab.tsx
index c6ef9de..7c8cee5 100644
--- a/apps/web/src/pages/health/components/HealthRecordsTab.tsx
+++ b/apps/web/src/pages/health/components/HealthRecordsTab.tsx
@@ -1,7 +1,7 @@
 import { useCallback, useState } from 'react';
 import { Table, Tag, Button, Modal, Form, Select, DatePicker, Input, message, Popconfirm, Space } from 'antd';
 import { PlusOutlined, EditOutlined, DeleteOutlined } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../../utils/dayjs';
 import type { Dayjs } from 'dayjs';
 import { healthDataApi } from '../../../api/health/healthData';
 import type { HealthRecord } from '../../../api/health/healthData';
diff --git a/apps/web/src/pages/health/components/LabReportsTab.tsx b/apps/web/src/pages/health/components/LabReportsTab.tsx
index 44164ad..60e42b1 100644
--- a/apps/web/src/pages/health/components/LabReportsTab.tsx
+++ b/apps/web/src/pages/health/components/LabReportsTab.tsx
@@ -1,7 +1,7 @@
 import { useCallback, useState } from 'react';
 import { Table, Tag, Button, Modal, Form, Input, DatePicker, message, Popconfirm, Space } from 'antd';
 import { PlusOutlined, EditOutlined, DeleteOutlined } from '@ant-design/icons';
-import dayjs from 'dayjs';
+import { dayjs } from '../../../utils/dayjs';
 import type { Dayjs } from 'dayjs';
 import { healthDataApi } from '../../../api/health/healthData';
 import type { LabReport } from '../../../api/health/healthData';
diff --git a/apps/web/src/pages/health/components/VitalSignsTab.tsx b/apps/web/src/pages/health/components/VitalSignsTab.tsx
index da75966..d6b63a0 100644
--- a/apps/web/src/pages/health/components/VitalSignsTab.tsx
+++ b/apps/web/src/pages/health/components/VitalSignsTab.tsx
@@ -2,7 +2,7 @@ import { useCallback, useState, useMemo } from 'react';
 import { Table, Button, Modal, Form, InputNumber, DatePicker, Input, message, Typography, Tooltip, Popconfirm, Space } from 'antd';
 import { PlusOutlined, InfoCircleOutlined, EditOutlined, DeleteOutlined } from '@ant-design/icons';
 import type { Dayjs } from 'dayjs';
-import dayjs from 'dayjs';
+import { dayjs } from '../../../utils/dayjs';
 import { healthDataApi } from '../../../api/health/healthData';
 import type { VitalSigns } from '../../../api/health/healthData';
 import { VitalSignsChart } from './VitalSignsChart';