diff --git a/jero-web/src/views/businessSupport/problemKnowledgeBase/components/classificationMaintenanceModel.vue b/jero-web/src/views/businessSupport/problemKnowledgeBase/components/classificationMaintenanceModel.vue
index 6d893a8db..d158b727b 100644
--- a/jero-web/src/views/businessSupport/problemKnowledgeBase/components/classificationMaintenanceModel.vue
+++ b/jero-web/src/views/businessSupport/problemKnowledgeBase/components/classificationMaintenanceModel.vue
@@ -17,6 +17,7 @@
           </div>
         </div>
         <a-table
+          :components="drag(columns,'columns')"
           :columns="columns"
           :scroll="{x: '100%',y:'calc(100vh - 300px)'}"
           :data-source="dataList"
@@ -54,12 +55,14 @@
 <script>
   import { getAction, postAction, deleteAction } from '@/api/manage'
   import classificationMaintenanceAdd from './classificationMaintenanceAdd'
+  import { ResizeHeader, ResizeColumnProvide } from '@/mixins/header'
 
   export default {
     name: 'classificationMaintenanceModel',
     components: {
       classificationMaintenanceAdd
     },
+    mixins:[ResizeHeader, ResizeColumnProvide],
     data() {
       return {
         url: {