diff --git a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
index 90bf612d4..651ce58e1 100644
--- a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
+++ b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.js
@@ -429,7 +429,7 @@ export class AbstractTreeValueChooser extends Widget {
             });
         });
 
-        function search(){
+        function search() {
             const children = self._getChildren([]);
             let start = children.length;
             if (lastSearchValue !== "") {
diff --git a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.list.js b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.list.js
index d3afdae79..fa72c777a 100644
--- a/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.list.js
+++ b/packages/fineui/src/component/treevaluechooser/abstract.treevaluechooser.list.js
@@ -76,6 +76,7 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
     }
 
     _reqInitTreeNode(op, callback) {
+        const self = this;
         let result = [];
         const keyword = op.keyword || "";
         const selectedValues = op.selectedValues;
@@ -89,8 +90,8 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             });
         });
 
-        const search = () => {
-            const children = this._getChildren([]);
+        function search() {
+            const children = self._getChildren([]);
             let start = children.length;
             if (lastSearchValue !== "") {
                 for (let j = 0, len = start; j < len; j++) {
@@ -105,22 +106,22 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             const output = [];
             let find;
             for (let i = start, len = children.length; i < len; i++) {
-                if (output.length < this._const.perPage) {
+                if (output.length < self._const.perPage) {
                     find = nodeSearch(1, [], children[i].value, result);
-                } else if (output.length === this._const.perPage) {
+                } else if (output.length === self._const.perPage) {
                     find = nodeSearch(1, [], children[i].value, []);
                 }
                 if (find[0] === true) {
                     output.push(children[i].value);
                 }
-                if (output.length > this._const.perPage) {
+                if (output.length > self._const.perPage) {
                     break;
                 }
             }
 
             // 深层嵌套的比较麻烦，这边先实现的是在根节点添加
             if (op.times === 1) {
-                const nodes = this._getAddedValueNode([], selectedValues);
+                const nodes = self._getAddedValueNode([], selectedValues);
                 result = concat(
                     filter(nodes, (idx, node) => {
                         const find = Func.getSearchResult([node.text || node.value], keyword);
@@ -134,8 +135,8 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             return output;
         };
 
-        const createOneJson = (parentValues, value, isOpen, checked, flag, result) => {
-            const node = this._getTreeNode(parentValues, value);
+        function createOneJson(parentValues, value, isOpen, checked, flag, result) {
+            const node = self._getTreeNode(parentValues, value);
             result.push({
                 id: node.id,
                 pId: node.pId,
@@ -151,9 +152,9 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             });
         };
 
-        const nodeSearch = (deep, parentValues, current, result) => {
+        function nodeSearch(deep, parentValues, current, result) {
             let checked;
-            if (this._isMatch(parentValues, current, keyword)) {
+            if (self._isMatch(parentValues, current, keyword)) {
                 checked = isSelected(parentValues, current);
                 createOneJson(parentValues, current, false, checked, true, result);
                 
@@ -161,7 +162,7 @@ export class AbstractListTreeValueChooser extends AbstractTreeValueChooser {
             }
             const newParents = clone(parentValues);
             newParents.push(current);
-            const children = this._getChildren(newParents);
+            const children = self._getChildren(newParents);
 
             let can = false;
             checked = false;