diff --git a/frontend/src/pages/Workflow/Definition/Design/index.tsx b/frontend/src/pages/Workflow/Definition/Design/index.tsx
index add25307..636b6558 100644
--- a/frontend/src/pages/Workflow/Definition/Design/index.tsx
+++ b/frontend/src/pages/Workflow/Definition/Design/index.tsx
@@ -928,16 +928,16 @@ const WorkflowDesign: React.FC = () => {
             const nodeMap = new Map();
 
             // 创建节点
-            response.graph?.nodes?.forEach((workflowDefinitionNode: any) => {
-                const node = addNodeToGraph(false, graphInstance, workflowDefinitionNode, nodeDefinitions);
+            response.graph?.nodes?.forEach((existingNode: any) => {
+                const node = addNodeToGraph(false, graphInstance, existingNode, nodeDefinitions);
                 // 只设置 graph 属性
                 node.setProp('graph', {
-                    uiVariables: workflowDefinitionNode.uiVariables,
-                    panelVariables: workflowDefinitionNode.panelVariables,
-                    localVariables: workflowDefinitionNode.localVariables,
-                    formVariablesSchema: workflowDefinitionNode.formVariablesSchema
+                    uiVariables: existingNode.uiVariables,
+                    panelVariables: existingNode.panelVariables,
+                    localVariables: existingNode.localVariables,
+                    formVariablesSchema: existingNode.formVariablesSchema
                 });
-                nodeMap.set(workflowDefinitionNode.id, node);
+                nodeMap.set(existingNode.id, node);
             });
 
             // 创建边
@@ -990,7 +990,7 @@ const WorkflowDesign: React.FC = () => {
             });
 
             // 传入节点数据，只在没有位置信息时应用自动布局
-            applyAutoLayout(graphInstance, response.graph?.nodes || []);
+            // applyAutoLayout(graphInstance, response.graph?.nodes || []);
         } catch (error) {
             console.error('加载工作流定义失败:', error);
             message.error('加载工作流定义失败');
@@ -1078,6 +1078,7 @@ const WorkflowDesign: React.FC = () => {
             const nodes = graph.getNodes().map(node => {
                 const nodeType = node.getProp('nodeType');
                 const graphData = node.getProp('graph') || {};
+                const position = node.getPosition();
                 const {
                     uiVariables,
                     panelVariables,
@@ -1090,7 +1091,10 @@ const WorkflowDesign: React.FC = () => {
                     nodeCode: nodeType,
                     nodeType: nodeType,
                     nodeName: node.attr('label/text'),
-                    uiVariables,
+                    uiVariables: {
+                        ...uiVariables,
+                        position: position
+                    },
                     panelVariables,
                     localVariables,
                     formVariablesSchema
diff --git a/frontend/src/pages/Workflow/Definition/Design/utils/nodeUtils.ts b/frontend/src/pages/Workflow/Definition/Design/utils/nodeUtils.ts
index be7e081a..d3bc36e8 100644
--- a/frontend/src/pages/Workflow/Definition/Design/utils/nodeUtils.ts
+++ b/frontend/src/pages/Workflow/Definition/Design/utils/nodeUtils.ts
@@ -46,23 +46,12 @@ export const addNodeToGraph = (
         shape,
         nodeType: isNew ? nodeDefinition.nodeType : currentNodeDefinition.nodeType,
         nodeCode: nodeDefinition.nodeCode,
-        ports: convertPortConfig(uiVariables.ports),
-        nodeDefinition: nodeDefinition
+        ports: convertPortConfig(uiVariables.ports)
     };
 
-    // 设置节点位置
-    if (isNew && position) {
-        // 新节点：使用传入的position
-        Object.assign(nodeConfig, { x: position.x, y: position.y });
-    } else if (!isNew && currentNodeDefinition.graph?.position) {
-        // 已有节点：使用后端返回的position
-        Object.assign(nodeConfig, { position: currentNodeDefinition.graph.position });
+    const nodePosition = isNew ? position : currentNodeDefinition.uiVariables?.position;
+    if (nodePosition) {
+        Object.assign(nodeConfig, nodePosition);
     }
-
-    // 设置节点ID（如果有）
-    if (uiVariables.id) {
-        Object.assign(nodeConfig, { id: uiVariables.id });
-    }
-
     return graph.addNode(nodeConfig);
 }; 
\ No newline at end of file