updata:

projects/textbook/src/modules/nav-author/components/attachment/attachment.component.html

@@ -51,7 +51,7 @@
                {{data.unit}}
               </td>
               <td>
-                {{data.birth}}
+                {{data.birth|date:'yyyy-MM'}}
               </td>
               <td>
                 {{data.nationality}}

projects/textbook/src/modules/nav-author/components/attachment/attachment.component.ts

@@ -12,7 +12,7 @@ import { NzUploadModule } from 'ng-zorro-antd/upload';
 import { NzModalService } from 'ng-zorro-antd/modal';
 import Parse from 'parse';
 import { CompUploadComponent } from '../../../../app/comp-upload/comp-upload.component';
-
+import { DatePipe } from '@angular/common';
 import {
   FormControl,
   FormGroup,
@@ -38,11 +38,12 @@ import { Router } from '@angular/router'
     NzCheckboxModule,
     NzTableModule,
     NzUploadModule,
-    CompUploadComponent,
+    CompUploadComponent,DatePipe,
   ],
   standalone: true,
   templateUrl: './attachment.component.html',
   styleUrls: ['./attachment.component.scss'],
+  providers: [DatePipe],
 })
 export class AttachmentComponent implements OnInit {
   @Input('eduTextbook') eduTextbook: any;