diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_ascend/index.ts b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_ascend/index.ts
index 1913ce9297b707cb6e8bdd609997c3aa9622c362..2b093520e8794b63dc9300f9bd3ac16886e9423f 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_ascend/index.ts
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_ascend/index.ts
@@ -59,6 +59,7 @@ class TfGraphDashboard extends LegacyElementMixin(PolymerElement) {
                 unmatched="[[unmatched]]"
                 matchedlist="[[matchedlist]]"
                 minimap-vis="{{minimapVis}}"
+                is-sync-expand="{{isSyncExpand}}"
                 is-single-graph="{{isSingleGraph}}"
                 task="[[task]]"
                 is-overflow-filter="{{isOverflowFilter}}"
@@ -73,6 +74,7 @@ class TfGraphDashboard extends LegacyElementMixin(PolymerElement) {
                         selected-node="{{selectedNode}}"
                         highlighted-node="{{_highlightedNode}}"
                         minimap-vis="[[minimapVis]]"
+                        is-sync-expand="{{isSyncExpand}}"
                         is-single-graph="[[isSingleGraph]]"
                         is-overflow-filter="{{isOverflowFilter}}"
                     ></graph-board>
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/components/hierarchy/index.ts b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/components/hierarchy/index.ts
index 0a31f9ccf165b9740463c84981f563dd441831bd..692c4d0893533389d2181e40be9068c77062b782 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/components/hierarchy/index.ts
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/components/hierarchy/index.ts
@@ -157,6 +157,9 @@ class Hierarchy extends PolymerElement {
     @property({ type: Boolean })
     minimapVis: boolean = true;
 
+    @property({ type: Boolean })
+    isSyncExpand: boolean = true;
+
     @property({ type: Object })
     contextMenuItems: Array<ContextMenuItem> = [];
 
@@ -405,29 +408,12 @@ class Hierarchy extends PolymerElement {
             if (item.type === EXPAND_MATCHED_NODE) {
                 // 如果当前节点未匹配，则找到其相邻的匹配父节点
                 const tempSelectedNode = this.selectedNode;
-                let nodeName = tempSelectedNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), '');
-                let selectedNode = this.hierarchyObject[nodeName];
-                while (isEmpty(selectedNode?.matchedNodeLink) && selectedNode?.parentNode) {
-                    nodeName = selectedNode.parentNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), '');
-                    selectedNode = this.hierarchyObject[nodeName];
-                }
-                if (!isEmpty(selectedNode?.matchedNodeLink)) {
-                    let matchedNodeName = selectedNode.matchedNodeLink[selectedNode.matchedNodeLink.length - 1];
-                    const matchedPrefix = this.graphType === 'NPU' ? BENCH_PREFIX : NPU_PREFIX;
-                    matchedNodeName = matchedNodeName.startsWith(matchedPrefix)
-                        ? matchedNodeName
-                        : matchedPrefix + matchedNodeName; // 加上前缀
-                    this.set('selectedNode', matchedNodeName); // 选中对应测节点就能触发展开和选中
-                    this.set('hightLightNodeName', selectedNode.name)
-                    const transform = this.changeNodeCenter(selectedNode.name);
-                    this.renderGraph(this.hierarchyData, selectedNode.name, transform); // 更新selectedNode 会导致当前节点失去高亮显示
-                } else {
-                    Notification.show(`展开失败：当前节点及其父节点无匹配节点`, {
-                        position: 'middle',
-                        duration: 3000,
-                        theme: 'error',
-                    });
-                }
+                this.findMatchedNodeName(tempSelectedNode);
+                const { matchedNodeName, selectedNode } = this.findMatchedNodeName(tempSelectedNode);
+                this.set('selectedNode', matchedNodeName); // 选中对应测节点就能触发展开和选中
+                this.set('hightLightNodeName', selectedNode?.name)
+                const transform = this.changeNodeCenter(selectedNode.name);
+                this.renderGraph(this.hierarchyData, selectedNode.name, transform); // 更新selectedNode 会导致当前节点失去高亮显示
             }
             // 数据通信节点右键菜单
             if (item.type === DATA_COMMUNICATION) {
@@ -499,8 +485,27 @@ class Hierarchy extends PolymerElement {
     bindChangeNodeExpandStateEvent(container) {
         const onDoubleClickNodeEvent = async (event) => {
             event.preventDefault();
-            const target: HTMLElement = event.target as HTMLElement;
-            const selectedNode = target.getAttribute('name');
+            let target;
+            let selectedNode;
+            //判断是点击展开，还是同步展开
+            const isClickGraph = isEmpty(event.detail?.nodeName);
+            if (isClickGraph) {
+                target = event.target as HTMLElement;
+                selectedNode = target.getAttribute('name');
+            }
+            else {
+                selectedNode = event.detail.nodeName;
+                selectedNode = selectedNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), '')
+                const graphType = event.detail.graphType;
+
+                const orginNodeExpandState = event.detail.nodeExpandState;
+                const targetNodeExpandState = this.hierarchyObject[selectedNode]?.expand;
+                //也会触发当前侧图展开才操作，所以需要判断一下
+                //保持展开状态同步,如果一侧展开，一侧为展开，则不触发对应测的展开或者收起的操作
+                if (graphType === this.graphType || (orginNodeExpandState === targetNodeExpandState)) {
+                    return;
+                }
+            }
             const nodeName = selectedNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), ''); // 去掉前缀
             if (nodeName === this.rootName) {
                 return;
@@ -513,6 +518,21 @@ class Hierarchy extends PolymerElement {
                 return;
             }
             await this.changeNodeExpandState(nodeInfo);
+            // 如果是点击展开，触发同步展开事件，通知展开对应节点
+            if (isClickGraph && this.isSyncExpand && this.graphType !== "Single") {
+
+                const findRes = this.findMatchedNodeName(nodeName);
+                const changeMatchNodeExpandState = new CustomEvent('changeMatchNodeExpandState', {
+                    detail: {
+                        nodeName: findRes.matchedNodeName, // 通知通信图展开对应节点
+                        nodeExpandState: findRes?.selectedNode?.expand,
+                        graphType: this.graphType,
+                    },
+                    bubbles: true, // 允许事件冒泡
+                    composed: true, // 允许跨 Shadow DOM 边界
+                });
+                this.dispatchEvent(changeMatchNodeExpandState);
+            }
             const transform = this.changeNodeCenter(nodeName);
             this.renderGraph(this.hierarchyData, this.hightLightNodeName, transform);
         };
@@ -520,11 +540,13 @@ class Hierarchy extends PolymerElement {
             event.preventDefault();
         };
         const throttleDoubleClickNodeEvent = throttle(onDoubleClickNodeEvent, 16);
+        document.addEventListener('changeMatchNodeExpandState', throttleDoubleClickNodeEvent);
         container.addEventListener('dblclick', throttleDoubleClickNodeEvent);
         this.graph?.addEventListener('dblclick', onDoubleClickGraphEvent); // 防止双击选中文本
         return () => {
             container.removeEventListener('dblclick', throttleDoubleClickNodeEvent);
             this.graph?.removeEventListener('dblclick', onDoubleClickGraphEvent);
+            document.removeEventListener('changeMatchNodeExpandState', throttleDoubleClickNodeEvent);
         };
     }
 
@@ -715,4 +737,35 @@ class Hierarchy extends PolymerElement {
         }
         return { success, data, error };
     }
+    /**
+     * 寻找目标节点的匹配节点
+     * @param tempSelectedNode 目标节点
+     * @returns 
+     * matchedNodeName: 匹配节点名称
+     * selectedNode: 目标节点信息
+     */
+
+    findMatchedNodeName(tempSelectedNode) {
+        let nodeName = tempSelectedNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), '');
+        let selectedNode = this.hierarchyObject[nodeName];
+        while (isEmpty(selectedNode?.matchedNodeLink) && selectedNode?.parentNode) {
+            nodeName = selectedNode.parentNode?.replace(new RegExp(`^(${NPU_PREFIX}|${BENCH_PREFIX})`), '');
+            selectedNode = this.hierarchyObject[nodeName];
+        }
+        if (!isEmpty(selectedNode?.matchedNodeLink)) {
+            let matchedNodeName = selectedNode.matchedNodeLink[selectedNode.matchedNodeLink.length - 1];
+            const matchedPrefix = this.graphType === 'NPU' ? BENCH_PREFIX : NPU_PREFIX;
+            matchedNodeName = matchedNodeName.startsWith(matchedPrefix)
+                ? matchedNodeName
+                : matchedPrefix + matchedNodeName; // 加上前缀
+            return { matchedNodeName, selectedNode };
+        } else {
+            Notification.show(`展开失败：当前节点及其父节点无匹配节点`, {
+                position: 'middle',
+                duration: 3000,
+                theme: 'error',
+            });
+            return { matchedNodeName: '', selectedNode: {} as HierarchyNodeType };
+        }
+    }
 }
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/index.ts b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/index.ts
index 5b5e262f5c0cfc05dab5768bd030a7661707a82a..ce94c9449c87f369bcf724ecfbe4b1ec815d28f0 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/index.ts
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_board/index.ts
@@ -50,6 +50,7 @@ class MainGraph extends PolymerElement {
                 graph-type="[[mainGraphType]]"
                 colors="{{colors}}"
                 minimap-vis="[[minimapVis.npu]]"
+                is-sync-expand="{{isSyncExpand}}"
                 selection="[[selection]]"
                 selected-node="{{selectedNode}}"
                 is-overflow-filter="{{isOverflowFilter}}"
@@ -63,6 +64,7 @@ class MainGraph extends PolymerElement {
                     graph-type="Bench"
                     colors="{{colors}}"
                     minimap-vis="[[minimapVis.bench]]"
+                    is-sync-expand="{{isSyncExpand}}"
                     selection="[[selection]]"
                     selected-node="{{selectedNode}}"
                     is-overflow-filter="{{isOverflowFilter}}"
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/components/tf_color_select/index.ts b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/components/tf_color_select/index.ts
index a8efe1615bfa9a166ebdf3e5c461f85fc94b4906..44c9f5a7860c67ce497aa646d92755f19be31a42 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/components/tf_color_select/index.ts
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/components/tf_color_select/index.ts
@@ -150,6 +150,20 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
           left: 2px;
         }
 
+        .search-number{
+          display: inline-block;
+          width: 80px;
+          height: 14px;
+          background-color: #fff;
+          font-size: 14px;
+          color: red;
+          font-weight: bold;
+          position: relative;
+          top: 30px;
+          left: 114px;
+          z-index: 10;
+        }
+
         /* Vaadin 组合框样式 */
         vaadin-combo-box {
           flex: 1;
@@ -206,6 +220,7 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
                     </div>
                   </template>
                 </div>
+                <span class="search-number">([[precisionmenu.length]])</span>
                 <div class="container-search">
                   <tf-search-combox
                     label="符合精度误差节点([[precisionmenu.length]])"
@@ -231,9 +246,10 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
                     </div>
                   </div>
                 </template>
+                <span class="search-number">([[precisionmenu.length]])</span>
                 <div class="container-search">
                   <tf-search-combox
-                    label="溢出筛选节点([[overflowmenu.length]])"
+                    label="符合溢出筛选节点([[overflowmenu.length]])"
                     items="[[overflowmenu]]"
                     selected-value="{{selectedOverflowNode}}"
                     on-select-change="[[_observeOverFlowNode]]"
@@ -788,6 +804,13 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
         const screenStr = fetchPbTxt(screenPath);
         const precisionmenu = safeJSONParse(new TextDecoder().decode(await screenStr).replace(/'/g, '"')) as object;
         this.set('precisionmenu', precisionmenu);
+        // 更新数据绑定
+        this.notifyPath(`menu.${event.model.index}.checked`, checkbox.checked);
+        // 清除精度筛选输入框
+        this.set('selectedPrecisionNode', precisionmenu?.[0] || '');
+        setTimeout(() => {
+          this._observePrecsionNode();
+        }, 200)
       } catch (e) {
         Notification.show(`获取精度菜单失败，请检查 toggleCheckbox 和 vis 文件中的数据。`, {
           position: 'middle',
@@ -795,10 +818,7 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
           theme: 'error',
         });
       }
-      // 更新数据绑定
-      this.notifyPath(`menu.${event.model.index}.checked`, checkbox.checked);
-      // 清除精度筛选输入框
-      this.set('selectedPrecisionNode', '');
+
     } else {
       if (overflowCheckbox.checked) {
         this.overflowLevel.push(item[1]); // 添加选中的颜色
@@ -837,6 +857,9 @@ class Legend extends LegacyElementMixin(DarkModeMixin(PolymerElement)) {
   }
 
   _observePrecsionNode = () => {
+    if (!this.selectedPrecisionNode) {
+      return;
+    }
     let prefix = NPU_PREFIX;
     const node = prefix + this.selectedPrecisionNode;
     this.set('selectedNode', node);
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/index.ts b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/index.ts
index 59ec172fe37be8c31669fb755c1680f6b87674b9..996ddc442cf477111ac22106eaf7b0ddb30d8ba8 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/index.ts
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/fe/src/graph_controls_board/index.ts
@@ -94,6 +94,7 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
         height: 26px;
         margin-right: 5px;
         color: var(--paper-orange-500);
+        font-weight: 500;
       }
 
       .allcontrols .control-holder {
@@ -135,6 +136,11 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
         display: flex;
         align-items: center;
       }
+      .fit-screen vaadin-icon {
+        margin-right: 10px;
+        cursor: pointer;
+        color: var(--paper-orange-500);
+      }
       .fit-screen vaadin-button {
         margin-top: 6px;
         font-size: var(--tb-graph-controls-title-font-size);
@@ -145,6 +151,11 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
       .hidden {
         display: none;
       }
+
+      .sync-expand-checkbox {
+        font-size: var(--tb-graph-controls-title-font-size);
+        margin-left: -4px;
+      }
       paper-checkbox {
         --paper-checkbox-unchecked-color: gray; /* 选中时的颜色 */
         user-select: none;
@@ -157,7 +168,7 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
     </div>
     <div id="nodes-content" class="tab-content">
       <div class="fit-screen">
-        <iron-icon icon="aspect-ratio" class="button-icon"></iron-icon>
+        <vaadin-icon icon="vaadin:viewport" on-click="_clickSetting"></vaadin-icon>
         <vaadin-button theme="tertiary contrast" on-click="_fit">自适应屏幕</vaadin-button>
       </div>
 
@@ -167,6 +178,7 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
           <paper-checkbox class="right-checkbox" checked on-click="_toggleBenchMinimap">标杆侧缩略图</paper-checkbox>
         </template>
       </div>
+      <vaadin-checkbox class="sync-expand-checkbox" label="是否同步展开对应侧节点" checked={{isSyncExpand}}></vaadin-checkbox>
       <div class="container-wrapper">
         <tf-main-controler
           meta-dir="[[metaDir]]"
@@ -241,6 +253,9 @@ class TfGraphControls extends LegacyElementMixin(DarkModeMixin(PolymerElement))
   @property({ type: Object, notify: true })
   minimapVis: MinimapVis = { npu: true, bench: true };
 
+  @property({ type: Boolean, notify: true })
+  isSyncExpand: boolean = true;
+
   // 颜色数据
   @property({ type: Object, notify: true })
   colors: any;
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/server/app/service/graph_service.py b/plugins/tensorboard-plugins/tb_graph_ascend/server/app/service/graph_service.py
index 43c05357fc69489431b964c853f9a49c1faae973..04586ffb31d4fa966f3f1d589f6232899df7c42f 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/server/app/service/graph_service.py
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/server/app/service/graph_service.py
@@ -277,7 +277,7 @@ class GraphService:
         try:
             # 根据任务类型计算误差
             if task == 'md5' or task == 'summary':
-                if(is_match_children):
+                if is_match_children:
                     result = MatchNodesController.process_task_add_child_layer(graph_data,
                                                                     npu_node_name, bench_node_name, task)
                     return result
@@ -326,7 +326,7 @@ class GraphService:
         try:
             # 根据任务类型计算误差
             if task == 'md5' or task == 'summary':
-                if(is_unmatch_children):
+                if is_unmatch_children:
                     result = MatchNodesController.process_task_delete_child_layer(graph_data, npu_node_name,
                                                                               bench_node_name, task)
                 else:
diff --git a/plugins/tensorboard-plugins/tb_graph_ascend/test/unit/controllers/test_match_nodes_controller.py b/plugins/tensorboard-plugins/tb_graph_ascend/test/unit/controllers/test_match_nodes_controller.py
index a677b968b26992c5fd17812bacf40d1537397a82..8498b67d1dc0ff36fdef921667ad903bbf71edf0 100644
--- a/plugins/tensorboard-plugins/tb_graph_ascend/test/unit/controllers/test_match_nodes_controller.py
+++ b/plugins/tensorboard-plugins/tb_graph_ascend/test/unit/controllers/test_match_nodes_controller.py
@@ -38,7 +38,7 @@ class TestMatchNodesController:
                              ids=lambda c: f"{c['case_id']}:{c['description']}")
     def test_process_task_delete(self, test_case):
         """测试删除节点功能"""
-        if(test_case.get('config', None)):
+        if test_case.get('config', None):
             GraphState.set_global_value("config_data", test_case['config'])
         graph_data, npu_node_name, bench_node_name, task = test_case['input'].values()
         expected = test_case['expected']
@@ -58,7 +58,7 @@ class TestMatchNodesController:
                              ids=lambda c: f"{c['case_id']}:{c['description']}")
     def test_process_task_delete_child_layer(self, test_case):
         """测试删除子节点层功能"""
-        if(test_case.get('config', None)):
+        if test_case.get('config', None):
             GraphState.set_global_value("config_data", test_case['config'])
         graph_data, npu_node_name, bench_node_name, task = test_case['input'].values()
         excepted = test_case['expected']