diff --git a/src/views/documentTool/documentSplit/DocumentSplitDetail.vue b/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
index 42eb7ef..2e40f9f 100644
--- a/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
+++ b/src/views/documentTool/documentSplit/DocumentSplitDetail.vue
@@ -687,7 +687,4 @@ export default {
   font-size: 16px;
   margin-right: 10px;
 }
-.tree-node-custom-title {
-  max-width: 10em;
-}
 </style>
diff --git a/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue b/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
index b7233dd..48cc4d3 100644
--- a/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
+++ b/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
@@ -21,7 +21,7 @@
                    @mouseleave="handleTreeMouseout(record.key)"
                    @click="treeSelect(record)">
                 <a-icon class="parent-node-icon" type="folder" v-if="record.dataRef.children && record.dataRef.children.length > 0" />
-                <a-tooltip>
+                <a-tooltip placement="topLeft">
                   <template #title>
                     {{ record.title }}
                   </template>
diff --git a/src/views/standardRegulationLibrary/foreignStandard/ForeignStandardList.vue b/src/views/standardRegulationLibrary/foreignStandard/ForeignStandardList.vue
index 54e418e..873f8b2 100644
--- a/src/views/standardRegulationLibrary/foreignStandard/ForeignStandardList.vue
+++ b/src/views/standardRegulationLibrary/foreignStandard/ForeignStandardList.vue
@@ -20,7 +20,7 @@
                 <a-icon class="parent-node-icon"
                         type="folder"
                         v-if="record.dataRef.children && record.dataRef.children.length > 0" />
-                <a-tooltip>
+                <a-tooltip placement="topLeft">
                   <template #title>
                     {{ record.title }}
                   </template>
diff --git a/src/views/standardRegulationLibrary/profileCenter/ProfileCenterList.vue b/src/views/standardRegulationLibrary/profileCenter/ProfileCenterList.vue
index 4b5b762..6b1158d 100644
--- a/src/views/standardRegulationLibrary/profileCenter/ProfileCenterList.vue
+++ b/src/views/standardRegulationLibrary/profileCenter/ProfileCenterList.vue
@@ -17,7 +17,7 @@
                 <a-icon class="parent-node-icon"
                         type="folder"
                         v-if="record.dataRef.children && record.dataRef.children.length > 0" />
-                <a-tooltip>
+                <a-tooltip placement="topLeft">
                   <template #title>
                     {{ record.folderName }}
                   </template>