diff --git a/src/app/working-area/working-area.component.ts b/src/app/working-area/working-area.component.ts
index 694c53b..6a02533 100644
--- a/src/app/working-area/working-area.component.ts
+++ b/src/app/working-area/working-area.component.ts
@@ -1239,7 +1239,7 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
           RuleValue: '',
           PhysicalUnit: '',
           PropertyName: '列',
-          PropertyType: 2,
+          PropertyType: '2',
           PropertyValue: '2',
         },
       ],