diff --git a/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue b/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
index d76ef27f..d69b08e4 100644
--- a/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
+++ b/src/views/enterpriseStandardLibrary/standard/EnterpriseStandardList.vue
@@ -12,6 +12,7 @@
             :show-line="true"
             :show-icon="true"
             :tree-data="treeData"
+            :expanded-keys="expandedKeys"
             :selectedKeys="currentTreeNode"
             :default-expand-all="defaultExpandAll">
             <template #title="record">
@@ -276,7 +277,8 @@ export default {
         downTemplateUrl: '/laws/standard/enterprise/templateDownload' // 下载导入模板
       },
       showAction: true, // 是否显示操作列
-      currentShare: {}
+      currentShare: {},
+      expandedKeys: [] // 体系展开的节点
     }
   },
   mounted () {
@@ -293,6 +295,7 @@ export default {
         this.filters.nodeCode = null
         if (res.success) {
           this.treeData = res.result || []
+          this.expandedKeys = [this.treeData[0].key]
         } else {
           this.treeData = []
         }
diff --git a/src/views/standardRegulationLibrary/domesticStandard/DomesticStandardList.vue b/src/views/standardRegulationLibrary/domesticStandard/DomesticStandardList.vue
index a08fbf24..f42480aa 100644
--- a/src/views/standardRegulationLibrary/domesticStandard/DomesticStandardList.vue
+++ b/src/views/standardRegulationLibrary/domesticStandard/DomesticStandardList.vue
@@ -7,7 +7,11 @@
                       @search="handleTreeSearch" />
       <div class="page-tree-box page-tree-box-has-search">
         <a-spin :spinning="treeLoading">
-          <a-tree :show-line="true" :show-icon="true" :tree-data="treeData" :selected-keys="selectedTreeKeys">
+          <a-tree :show-line="true"
+                  :show-icon="true"
+                  :tree-data="treeData"
+                  :expanded-keys="expandedKeys"
+                  :selected-keys="selectedTreeKeys">
             <template #title="record">
               <div class="tree-operate-node"
                    @mouseenter="handleTreeMouseover(record.key)"
@@ -282,7 +286,8 @@ export default {
       selectedTreeNodeCodes: [], // 选中树节点的code
       tableSlotField: ['standard_name', 'standard_number'], // 表格中需要插槽的字段
       treeLoading: false,
-      isCollection: false
+      isCollection: false,
+      expandedKeys: [] // 展开的节点
     }
   },
   computed: {
@@ -312,6 +317,8 @@ export default {
         this.filters.nodeCode = null
         if (res.success) {
           this.treeData = res.result || []
+          // 根节点默认展开
+          this.expandedKeys = [this.treeData[0].key]
         } else {
           this.$message.warn(res.message)
         }
diff --git a/src/views/standardRegulationLibrary/overseasStandard/OverseasStandardList.vue b/src/views/standardRegulationLibrary/overseasStandard/OverseasStandardList.vue
index fa3445d0..597f4bbb 100644
--- a/src/views/standardRegulationLibrary/overseasStandard/OverseasStandardList.vue
+++ b/src/views/standardRegulationLibrary/overseasStandard/OverseasStandardList.vue
@@ -7,14 +7,20 @@
                       @search="handleTreeSearch" />
       <div class="page-tree-box page-tree-box-has-search">
         <a-spin :spinning="treeLoading">
-          <a-tree :show-line="true" :show-icon="true" :tree-data="treeData" :selected-keys="selectedTreeKeys">
+          <a-tree :show-line="true"
+                  :show-icon="true"
+                  :tree-data="treeData"
+                  :expanded-keys="expandedKeys"
+                  :selected-keys="selectedTreeKeys">
 
             <template #title="record">
               <div class="tree-operate-node"
                    @mouseenter="handleTreeMouseover(record.key)"
                    @mouseleave="handleTreeMouseout(record.key)"
                    @click="handleSelectTreeNode(record)">
-                <a-icon class="parent-node-icon" type="folder" v-if="record.dataRef.children && record.dataRef.children.length > 0" />
+                <a-icon class="parent-node-icon"
+                        type="folder"
+                        v-if="record.dataRef.children && record.dataRef.children.length > 0" />
                 <a-tooltip>
                   <template #title>
                     {{ record.title }}
@@ -98,13 +104,20 @@
           {{ $t('templateDownload') }}
         </a-button>
         <!--        批量删除-->
-        <a-button type="primary" icon="delete" ghost @click="batchDel" v-has="'overseasStandard:batchDel'">{{ $t('batchDelete') }}</a-button>
+        <a-button type="primary" icon="delete" ghost @click="batchDel" v-has="'overseasStandard:batchDel'">{{
+            $t('batchDelete')
+          }}
+        </a-button>
         <!--        配置标准-->
         <a-button type="primary" icon="setting" ghost @click="handleConfigStandard" v-has="'overseasStandard:configStandard'">
           {{ $t('standardRegulationLibrary.configStandard') }}
         </a-button>
         <!--        移出标准-->
-        <a-button type="primary" icon="minus-circle" ghost @click="handleRemoveStandard" v-has="'overseasStandard:removeStandard'">
+        <a-button type="primary"
+                  icon="minus-circle"
+                  ghost
+                  @click="handleRemoveStandard"
+                  v-has="'overseasStandard:removeStandard'">
           {{ $t('standardRegulationLibrary.removeStandard') }}
         </a-button>
       </div>
@@ -125,7 +138,10 @@
           <template v-slot:standard_number="{text, record}">
             <a-tooltip overlay-class-name="tooltip-style">
               <template slot="title">{{ text || text === 0 ? text : global.emptyLine }}</template>
-              <div class="table-text can-click-table-text" v-if="text || text === 0" @click="toDetailPage(record)">{{ text }}</div>
+              <div class="table-text can-click-table-text" v-if="text || text === 0" @click="toDetailPage(record)">{{
+                  text
+                }}
+              </div>
               <div v-else class="table-text">{{ global.emptyLine }}</div>
             </a-tooltip>
           </template>
@@ -134,7 +150,10 @@
           <template v-slot:standard_name="{text, record}">
             <a-tooltip overlay-class-name="tooltip-style">
               <template slot="title">{{ text || text === 0 ? text : global.emptyLine }}</template>
-              <div class="table-text can-click-table-text" v-if="text || text === 0" @click="toDetailPage(record)">{{ text }}</div>
+              <div class="table-text can-click-table-text" v-if="text || text === 0" @click="toDetailPage(record)">{{
+                  text
+                }}
+              </div>
               <div v-else class="table-text">{{ global.emptyLine }}</div>
             </a-tooltip>
           </template>
@@ -176,7 +195,9 @@
     <!--    树新增、编辑-->
     <overseas-system-tree-modal ref="treeModal" @ok="modalFormOk" />
     <!--    配置标准-->
-    <selection-overseas-standard-drawer ref="standardSelectionModal" :node-code="selectedTreeNodeCodes[0]" @change="continueConfigStandard" />
+    <selection-overseas-standard-drawer ref="standardSelectionModal"
+                                        :node-code="selectedTreeNodeCodes[0]"
+                                        @change="continueConfigStandard" />
   </a-card>
 </template>
 
@@ -205,7 +226,14 @@ import { postDownFile } from '../../../api/manage.js'
 
 export default {
   name: 'OverseasStandardList',
-  components: { Search, JTable, UserSelectModal, OverseasStandardModal, OverseasSystemTreeModal, SelectionOverseasStandardDrawer },
+  components: {
+    Search,
+    JTable,
+    UserSelectModal,
+    OverseasStandardModal,
+    OverseasSystemTreeModal,
+    SelectionOverseasStandardDrawer
+  },
   mixins: [ConfigurableTableMixin],
   data () {
     return {
@@ -258,7 +286,8 @@ export default {
       selectedTreeNodeCodes: [], // 选中树节点的code
       tableSlotField: ['standard_name', 'standard_number'], // 表格中需要插槽的字段
       treeLoading: false,
-      isCollection: false
+      isCollection: false,
+      expandedKeys: []
     }
   },
   computed: {
@@ -288,6 +317,8 @@ export default {
         this.filters.nodeCode = null
         if (res.success) {
           this.treeData = res.result || []
+          // 根节点默认展开
+          this.expandedKeys = [this.treeData[0].key]
         } else {
           this.$message.warn(res.message)
         }