diff --git a/package-lock.json b/package-lock.json
index d88c972..b5831d7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -463,6 +463,30 @@
       "resolved": "https://registry.npm.taobao.org/@angular/router/download/@angular/router-9.0.0.tgz",
       "integrity": "sha1-EXhPyM6cszFMfsEIP/m+fGERgcI="
     },
+    "@ant-design/colors": {
+      "version": "3.2.2",
+      "resolved": "https://registry.npm.taobao.org/@ant-design/colors/download/@ant-design/colors-3.2.2.tgz?cache=0&sync_timestamp=1596611396536&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2F%40ant-design%2Fcolors%2Fdownload%2F%40ant-design%2Fcolors-3.2.2.tgz",
+      "integrity": "sha1-WtQ9YZ6RHzSI66wwPWBuZqhCOQM=",
+      "requires": {
+        "tinycolor2": "^1.4.1"
+      }
+    },
+    "@ant-design/icons-angular": {
+      "version": "10.0.1",
+      "resolved": "https://registry.npm.taobao.org/@ant-design/icons-angular/download/@ant-design/icons-angular-10.0.1.tgz?cache=0&sync_timestamp=1601105390624&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2F%40ant-design%2Ficons-angular%2Fdownload%2F%40ant-design%2Ficons-angular-10.0.1.tgz",
+      "integrity": "sha1-0Rc/YpU1wegqBSiP2VuOBbwnLWE=",
+      "requires": {
+        "@ant-design/colors": "^3.1.0",
+        "tslib": "^2.0.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npm.taobao.org/tslib/download/tslib-2.0.2.tgz?cache=0&sync_timestamp=1601998793819&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ftslib%2Fdownload%2Ftslib-2.0.2.tgz",
+          "integrity": "sha1-RiKVYxGF20SyGx6jYVtjzRwDgkI="
+        }
+      }
+    },
     "@babel/code-frame": {
       "version": "7.5.5",
       "resolved": "https://registry.npm.taobao.org/@babel/code-frame/download/@babel/code-frame-7.5.5.tgz",
@@ -6531,11 +6555,6 @@
         "assert-plus": "^1.0.0"
       }
     },
-    "date-fns": {
-      "version": "2.9.0",
-      "resolved": "https://registry.npm.taobao.org/date-fns/download/date-fns-2.9.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdate-fns%2Fdownload%2Fdate-fns-2.9.0.tgz",
-      "integrity": "sha1-0LF1pcN+1fF7l+InK7wfpa7Gd9I="
-    },
     "date-format": {
       "version": "2.1.0",
       "resolved": "https://registry.npm.taobao.org/date-format/download/date-format-2.1.0.tgz?cache=0&sync_timestamp=1572559173297&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdate-format%2Fdownload%2Fdate-format-2.1.0.tgz",
@@ -11395,6 +11414,45 @@
       "integrity": "sha1-rCetpmFn+ohJpq3dg39rGJrSCBw=",
       "dev": true
     },
+    "ng-zorro-antd": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npm.taobao.org/ng-zorro-antd/download/ng-zorro-antd-10.0.0.tgz?cache=0&sync_timestamp=1601298489342&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fng-zorro-antd%2Fdownload%2Fng-zorro-antd-10.0.0.tgz",
+      "integrity": "sha1-tLw3rZwAqcWbFvN6ccf+cadXOA4=",
+      "requires": {
+        "@angular/cdk": "^10.0.0",
+        "@ant-design/icons-angular": "^10.0.0",
+        "date-fns": "^2.10.0",
+        "resize-observer-polyfill": "^1.5.1",
+        "tslib": "^2.0.0"
+      },
+      "dependencies": {
+        "@angular/cdk": {
+          "version": "10.2.4",
+          "resolved": "https://registry.npm.taobao.org/@angular/cdk/download/@angular/cdk-10.2.4.tgz?cache=0&sync_timestamp=1601937314503&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2F%40angular%2Fcdk%2Fdownload%2F%40angular%2Fcdk-10.2.4.tgz",
+          "integrity": "sha1-ZWCVZIrwBef6AsTMaIZb5L9Z/BA=",
+          "requires": {
+            "parse5": "^5.0.0",
+            "tslib": "^2.0.0"
+          }
+        },
+        "date-fns": {
+          "version": "2.16.1",
+          "resolved": "https://registry.npm.taobao.org/date-fns/download/date-fns-2.16.1.tgz?cache=0&sync_timestamp=1598884189690&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdate-fns%2Fdownload%2Fdate-fns-2.16.1.tgz",
+          "integrity": "sha1-BXdXksPzMx2oEq8lPhqTWFHTg0s="
+        },
+        "parse5": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npm.taobao.org/parse5/download/parse5-5.1.1.tgz",
+          "integrity": "sha1-9o5OW6GFKsLK3AD0VV//bCq7YXg=",
+          "optional": true
+        },
+        "tslib": {
+          "version": "2.0.2",
+          "resolved": "https://registry.npm.taobao.org/tslib/download/tslib-2.0.2.tgz?cache=0&sync_timestamp=1601998793819&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ftslib%2Fdownload%2Ftslib-2.0.2.tgz",
+          "integrity": "sha1-RiKVYxGF20SyGx6jYVtjzRwDgkI="
+        }
+      }
+    },
     "ng2-file-upload": {
       "version": "1.4.0",
       "resolved": "https://registry.npm.taobao.org/ng2-file-upload/download/ng2-file-upload-1.4.0.tgz",
@@ -15213,6 +15271,11 @@
       "integrity": "sha1-QFQRqOfmM5/mTbmiNN4R3DHgK9Q=",
       "dev": true
     },
+    "tinycolor2": {
+      "version": "1.4.2",
+      "resolved": "https://registry.npm.taobao.org/tinycolor2/download/tinycolor2-1.4.2.tgz?cache=0&sync_timestamp=1601056446986&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ftinycolor2%2Fdownload%2Ftinycolor2-1.4.2.tgz",
+      "integrity": "sha1-P2pNEHGtB2dtf6Ry4frECnGdiAM="
+    },
     "tinyqueue": {
       "version": "1.2.3",
       "resolved": "https://registry.npm.taobao.org/tinyqueue/download/tinyqueue-1.2.3.tgz",
diff --git a/package.json b/package.json
index ad99b89..a5c6b81 100644
--- a/package.json
+++ b/package.json
@@ -25,10 +25,10 @@
     "@types/cesium": "^1.59.5",
     "angular-calendar": "^0.28.2",
     "cesium": "^1.64.0",
-    "date-fns": "^2.9.0",
     "e-ngx-cesium": "^6.3.2",
     "echarts": "^4.6.0",
     "firebase": "^7.6.2",
+    "ng-zorro-antd": "^10.0.0",
     "ng2-file-upload": "^1.4.0",
     "ngx-echarts": "^4.2.2",
     "ngx-perfect-scrollbar": "^8.0.0",
diff --git a/src/app/ui/create-exam/create-exam.component.ts b/src/app/ui/create-exam/create-exam.component.ts
index bf5114e..388b4d2 100644
--- a/src/app/ui/create-exam/create-exam.component.ts
+++ b/src/app/ui/create-exam/create-exam.component.ts
@@ -41,7 +41,7 @@ export class CreateExamComponent implements OnInit {
   }
 }
 
-import getISOWeek from 'date-fns/getISOWeek';
+// import getISOWeek from 'date-fns/getISOWeek';
 //创建组织
 @Component({
   selector: 'CreateDialog',
@@ -66,9 +66,9 @@ export class CreateDialog {
   onChange(result: Date[]): void {
     console.log('onChange: ', result);
   }
-  getWeek(result: Date[]): void {
-    console.log('week: ', result.map(getISOWeek));
-  }
+  // getWeek(result: Date[]): void {
+  //   console.log('week: ', result.map(getISOWeek));
+  // }
 }
 
 
diff --git a/src/app/ui/eharts-statistics/eharts-statistics.component.html b/src/app/ui/eharts-statistics/eharts-statistics.component.html
index a8f0263..e2d13d1 100644
--- a/src/app/ui/eharts-statistics/eharts-statistics.component.html
+++ b/src/app/ui/eharts-statistics/eharts-statistics.component.html
@@ -9,7 +9,7 @@
           <button type="button" mat-raised-button color="primary" (click)='queryAll()'>查看全部详情</button>
         </div>
   
-        <div class="queryField">
+        <!-- <div class="queryField">
           <label style="margin-right: 10px;">开始时间:</label>
           <input matInput [matDatepicker]="start" placeholder="请选择开始时间" readonly (dateChange)="startEvent($event)" [formControl]='startTime'>
           <mat-datepicker-toggle matSuffix [for]="start"></mat-datepicker-toggle>
@@ -21,14 +21,15 @@
           <input matInput [matDatepicker]="end" placeholder="请选择结束时间" readonly (dateChange)="endEvent($event)" [formControl]='endTime'>
           <mat-datepicker-toggle matSuffix [for]="end"></mat-datepicker-toggle>
           <mat-datepicker #end></mat-datepicker>
-        </div>
+        </div> -->
+        
 
         <div class="btnbox" style="margin-left: 90px;">
           <button mat-raised-button color="primary" (click)='query()'>查询</button>
           <button mat-raised-button style="margin-left: 10px;" type="button" (click)='getList()'>重置</button>
         </div>
       </div>
-      
+       
     </form>
   </div>
 
diff --git a/src/app/ui/learning-record-details/learning-record-details.component.html b/src/app/ui/learning-record-details/learning-record-details.component.html
index 460a05e..a45b7b6 100644
--- a/src/app/ui/learning-record-details/learning-record-details.component.html
+++ b/src/app/ui/learning-record-details/learning-record-details.component.html
@@ -5,7 +5,7 @@
             <button type="button" mat-raised-button color="primary" (click)="backtop()"><mat-icon style="vertical-align: middle;font-size: 20px;">reply</mat-icon>返回</button>
         </div> 
         <div class="datasearch">
-            <div class="starttime">
+            <!-- <div class="starttime">
                 <span>开始时间 :</span>
                     <input style="width: 220px; height:21px;line-height: 21px;font-size: 15px;" matInput [matDatepicker]="dp" readonly [formControl]="startdate">
                     <mat-datepicker-toggle matSuffix [for]="dp"></mat-datepicker-toggle>
@@ -17,7 +17,7 @@
                     <input style="width: 220px; height:21px;line-height: 21px;font-size: 15px;" matInput [matDatepicker]="dp2" readonly [formControl]="enddate">
                     <mat-datepicker-toggle matSuffix [for]="dp2"></mat-datepicker-toggle>
                     <mat-datepicker #dp2 disabled="false"></mat-datepicker>
-            </div>
+            </div> -->
         </div>
         <div class="btnbox">
             <button type="button"  mat-raised-button color="primary" (click)="onSubmit()">查询</button>
diff --git a/src/app/ui/ui.module.ts b/src/app/ui/ui.module.ts
index 0b5e8db..d2ff06f 100644
--- a/src/app/ui/ui.module.ts
+++ b/src/app/ui/ui.module.ts
@@ -17,7 +17,7 @@ import {MatCardModule} from '@angular/material/card';
 import {MatCheckboxModule} from '@angular/material/checkbox';
 import {MatChipsModule} from '@angular/material/chips';
 import {MatStepperModule} from '@angular/material/stepper';
-import {MatDatepickerModule} from '@angular/material/datepicker';
+// import {MatDatepickerModule} from '@angular/material/datepicker';
 import {MatDialogModule} from '@angular/material/dialog';
 import {MatDividerModule} from '@angular/material/divider';
 import {MatExpansionModule} from '@angular/material/expansion';
@@ -67,11 +67,12 @@ import { LookOverTestComponent } from './look-over-test/look-over-test.component
 import { StatisticAnalysisComponent } from './statistic-analysis/statistic-analysis.component';
 import { JoinExamComponent } from './join-exam/join-exam.component';
 import { TestRecordsComponent } from './test-records/test-records.component'
-
+import { NzDatePickerModule } from 'ng-zorro-antd/date-picker';
 @NgModule({
   declarations: [FolderDialog,ViewDetails,PersonaldataComponent, ChangepasswordComponent,SizePipe,NamePipe,NamePipe2,NamePipe3,ConfirmpswDirective, AllFileComponent, ChangeuserdataComponent, LoginComponent, UploadFilesComponent,AddEnterpriserUser,EnterpriseuserComponent,editenterpriseuser,seeenterpriseuser,TeacherManagementComponent,editTeacher,AddTeacher,seeTeacher, LearningRecordDetailsComponent, EhartsStatisticsComponent, CreateExamComponent, LookOverTestComponent, StatisticAnalysisComponent, JoinExamComponent, TestRecordsComponent,testState,CreateDialog],
 
   imports: [
+    NzDatePickerModule,
     CommonModule,
     UiRoutingModule,
     A11yModule,
@@ -88,7 +89,7 @@ import { TestRecordsComponent } from './test-records/test-records.component'
     MatCheckboxModule,
     MatChipsModule,
     MatStepperModule,
-    MatDatepickerModule,
+    // MatDatepickerModule,
     MatDialogModule,
     MatDividerModule,
     MatExpansionModule,
diff --git a/src/styles.scss b/src/styles.scss
index bef4481..ab2c0a7 100644
--- a/src/styles.scss
+++ b/src/styles.scss
@@ -1,6 +1,6 @@
 
 @import './app/theme.scss';
-
+@import "~ng-zorro-antd/date-picker/style/index.min.css"; /* 引入组件样式 */
 html,body{
   width: 100%;
   height: 100%;