diff --git a/jero-web/src/views/documentManage/splitting/modules/SplitAddForm.vue b/jero-web/src/views/documentManage/splitting/modules/SplitAddForm.vue
index 915a1ff43..afadf61b8 100644
--- a/jero-web/src/views/documentManage/splitting/modules/SplitAddForm.vue
+++ b/jero-web/src/views/documentManage/splitting/modules/SplitAddForm.vue
@@ -629,6 +629,10 @@
         getAction(`split/sarFileSplitItemsVal/getItemsValList`,{itemId:this.itemId}).then(res=>{
           if(res.success){
             this.contentList=[...res.result]
+            this.contentList.forEach(item=>{
+              item.thumbUrl=window._CONFIG['domianURL']+'/sys/split/file/getImage?fileUrl='+Base64.encode(item.itemContent)
+            })
+            // window._CONFIG['domianURL']+'/sys/split/file/getImage?fileUrl='+Base64.encode(file.response.result.url)
 
           }
         }).finally(()=>{