diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb4117d70d690c18762fecc7500d31acc7ca179e..77ddc7d1d7805675883f6dab3f2697d39bd481d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 
 ### Fixed
 
+- 更新树部件simple模式时节点加载时根据关系获取子节点
 - 修复顶部菜单切换时菜单项闪烁白色底部border的问题
 
 ### Changed
diff --git a/src/control/tree/el-tree-util.ts b/src/control/tree/el-tree-util.ts
index dc0999f9d8ad912a2e8115d67bbe9c084934cac2..6c8ce975c4abcb42f39d10e9bb63da5dd3a66334 100644
--- a/src/control/tree/el-tree-util.ts
+++ b/src/control/tree/el-tree-util.ts
@@ -7,8 +7,9 @@ import {
 } from '@ibiz-template/runtime';
 import { IDETree } from '@ibiz/model-core';
 import { ElTree } from 'element-plus';
+import { createUUID } from 'qx-util';
 import { NodeDropType } from 'element-plus/es/components/tree/src/tree.type';
-import { debounce } from 'lodash-es';
+import { cloneDeep, debounce } from 'lodash-es';
 import { Ref, watch } from 'vue';
 
 /**
@@ -207,3 +208,47 @@ export function useAppTreeBase(c: TreeController, props: ITreeProps): void {
     },
   );
 }
+
+/**
+ * 根据关系获取当前项的子节点
+ *
+ * @export
+ * @param {TreeController} c
+ * @param {IData} modelData
+ * @param {IData} curItem
+ */
+export function findChildItems(
+  c: TreeController,
+  modelData: IData,
+  curItem: IData,
+): IData[] {
+  const { detreeNodeRSs } = modelData;
+  const children: IData[] = [];
+  if (!detreeNodeRSs || detreeNodeRSs.length === 0) {
+    return children;
+  }
+  const rss = detreeNodeRSs.filter((_rss: IData) => {
+    const temp = c.state.items.find((_item: IData) => {
+      return _item._uuid === curItem.data._uuid;
+    });
+
+    if (temp) {
+      return _rss.parentDETreeNodeId === temp._nodeId?.toLowerCase();
+    }
+    return false;
+  });
+  rss.sort((a: IData, b: IData) => {
+    return a.ordervalue - b.ordervalue;
+  });
+  rss.forEach((_rss: IData) => {
+    const child = c.state.items.find((_item: IData) => {
+      return _item._nodeId?.toLowerCase() === _rss.childDETreeNodeId;
+    });
+    if (child) {
+      const temp = cloneDeep(child);
+      temp._id = createUUID();
+      children.push(temp);
+    }
+  });
+  return children;
+}
diff --git a/src/control/tree/tree.tsx b/src/control/tree/tree.tsx
index 11c869e7339a07004c2d261cf7db55e2857da288..2395d09803f45ca8a20eaae9f188c12bde85afb8 100644
--- a/src/control/tree/tree.tsx
+++ b/src/control/tree/tree.tsx
@@ -44,6 +44,7 @@ import {
   formatNodeDropType,
   useAppTreeBase,
   useElTreeUtil,
+  findChildItems,
 } from './el-tree-util';
 
 export const TreeControl = defineComponent({
@@ -240,39 +241,23 @@ export const TreeControl = defineComponent({
     ) => {
       if (props.isSimple) {
         // simple模式
-        let nodes: ITreeNodeData[] = [];
+        let children: ITreeNodeData[] = [];
         if (item.level === 0) {
           const tempNodes = c.state.items.find((_item: IData) => {
             return _item.isRoot;
           });
           if (tempNodes) {
-            nodes = [tempNodes];
+            children = [tempNodes];
           }
         } else {
-          nodes = c.state.items
-            .filter((_item: IData) => {
-              return _item._pids?.some((_pid: IData) => {
-                return _pid.pid === item.data._uuid;
-              });
-            })
-            .map((_item: IData) => {
-              const tempItem = cloneDeep(_item);
-              // 避免树死循环，需要给一个随机值,节点真实数据id用_uuid保存
-              tempItem._id = createUUID();
-              return tempItem;
-            }) as ITreeNodeData[];
+          children = findChildItems(
+            c,
+            props.modelData,
+            item,
+          ) as ITreeNodeData[];
         }
-        nodes.sort((a: IData, b: IData) => {
-          const aOrder = a._pids.find((_pid: IData) => {
-            return _pid.pid === item.data._uuid;
-          })?.ordervalue;
-          const bOrder = b._pids.find((_pid: IData) => {
-            return _pid.pid === item.data._uuid;
-          })?.ordervalue;
-          return aOrder - bOrder;
-        });
-        item._children = nodes;
-        callback(toElNodes(nodes));
+        item._children = children;
+        callback(toElNodes(children));
         updateUI();
         return;
       }
@@ -341,7 +326,11 @@ export const TreeControl = defineComponent({
     /**
      * 节点单击事件
      */
-    const onNodeClick = (nodeData: ITreeNodeData, evt: MouseEvent) => {
+    const onNodeClick = (
+      nodeData: ITreeNodeData,
+      data: IData,
+      evt: MouseEvent,
+    ) => {
       evt.stopPropagation();
       // 设计态时向上抛出节点点击事件
       if (c.context.srfrunmode === 'DESIGN') {
@@ -370,8 +359,11 @@ export const TreeControl = defineComponent({
           c.onExpandChange(nodeData, expanded!);
         }
       }
-
-      c.onTreeNodeClick(nodeData, evt);
+      if (props.isSimple) {
+        treeRef.value!.setCurrentKey(data?._id || undefined);
+      } else {
+        c.onTreeNodeClick(nodeData, evt);
+      }
       forbidClick = true;
       setTimeout(() => {
         forbidClick = false;
@@ -849,7 +841,7 @@ export const TreeControl = defineComponent({
                 return (
                   <div
                     onDblclick={evt => this.onNodeDbClick(nodeData, evt)}
-                    onClick={evt => this.onNodeClick(nodeData, evt)}
+                    onClick={evt => this.onNodeClick(nodeData, data, evt)}
                     onContextmenu={evt => this.onNodeContextmenu(nodeData, evt)}
                     class={[
                       this.ns.b('node'),