diff --git a/frontend/src/pages/Workflow/NodeDesign/Design.tsx b/frontend/src/pages/Workflow/NodeDesign/Design.tsx
index 30453b01..bc47dab2 100644
--- a/frontend/src/pages/Workflow/NodeDesign/Design.tsx
+++ b/frontend/src/pages/Workflow/NodeDesign/Design.tsx
@@ -4,6 +4,7 @@ import { Row, Col, Menu, Tabs, Card, Button, message } from 'antd';
 import { BetaSchemaForm, ProForm, ProFormGroup, ProFormText, ProFormTextArea } from '@ant-design/pro-form';
 import type { NodeDesignData } from './types';
 import * as service from './service';
+import { useLocation } from 'react-router-dom';
 
 // Tab 配置
 const TAB_CONFIG = [
@@ -14,6 +15,9 @@ const TAB_CONFIG = [
 ];
 
 const NodeDesignForm: React.FC = () => {
+    const location = useLocation();
+    const nodeData = location.state?.nodeData;
+
     // 缓存节点定义数据
     const [nodeDefinitions, setNodeDefinitions] = useState<NodeDesignData[]>([]);
     const [loading, setLoading] = useState(false);
@@ -32,8 +36,10 @@ const NodeDesignForm: React.FC = () => {
                 setLoading(true);
                 const data = await service.getNodeDefinitionsDefined();
                 setNodeDefinitions(data);
-                // 默认选中第一个节点
-                if (data.length > 0) {
+                // 如果是修改模式，设置当前节点为选中状态
+                if (nodeData) {
+                    setSelectedNode(nodeData);
+                } else if (data.length > 0) {
                     setSelectedNode(data[0]);
                 }
             } catch (error) {
@@ -44,19 +50,22 @@ const NodeDesignForm: React.FC = () => {
         };
 
         loadNodeDefinitions();
-    }, []);
+    }, [nodeData]);
 
     // 获取当前节点可用的 Tab 列表
-    const getAvailableTabs = (node: NodeDefinitionData | null) => {
+    const getAvailableTabs = (node: NodeDesignData | null) => {
         if (!node) return [];
         return TAB_CONFIG.filter(tab => {
-            const value = node[tab.schemaKey as keyof NodeDefinitionData];
+            const value = node[tab.schemaKey as keyof NodeDesignData];
             return value !== null && value !== undefined;
         });
     };
 
     // 处理节点选择
     const handleNodeSelect = (nodeCode: string) => {
+        // 如果是修改模式，不允许选择其他节点
+        if (nodeData) return;
+        
         const node = nodeDefinitions.find(n => n.nodeCode === nodeCode);
         if (node) {
             setSelectedNode(node);
@@ -323,6 +332,7 @@ const NodeDesignForm: React.FC = () => {
 
     return (
         <PageContainer
+            title={nodeData ? `修改节点设计 - ${nodeData.nodeName}` : '新建节点设计'}
             loading={loading}
             extra={[
                 <Button
@@ -350,6 +360,7 @@ const NodeDesignForm: React.FC = () => {
                         items={nodeDefinitions.map(node => ({
                             key: node.nodeCode,
                             label: `${node.nodeName}（${node.nodeCode}）`,
+                            disabled: nodeData ? node.nodeCode !== nodeData.nodeCode : false // 只在修改模式下禁用不匹配的节点
                         }))}
                         onClick={({ key }) => handleNodeSelect(key)}
                         style={{