diff --git a/demo/config.js b/demo/config.js
index cc3e5dfe7..71893d1b2 100644
--- a/demo/config.js
+++ b/demo/config.js
@@ -1524,13 +1524,19 @@ Demo.CONSTANTS = {
         {id: 121, pId: 12, value: "第三级目录1", text: "第三级目录1"},
         {id: 122, pId: 12, value: "第三级文件1", text: "第三级文件1"},
         {id: 1211, pId: 121, value: "第四级目录1", text: "第四级目录1"},
-        {id: 12111, pId: 1211, value: "第五级文件1", text: "第五级文件111111111111111111111111111111111111111111111111111111111111111111111111111111111111111"},
+        {
+            id: 12111,
+            pId: 1211,
+            value: "第五级文件1",
+            text: "第五级文件111111111111111111111111111111111111111111111111111111111111111111111111111111111111111"
+        },
         {id: 2, pId: -1, value: "第一级目录2", text: "第一级目录2"},
         {id: 21, pId: 2, value: "第二级目录3", text: "第二级目录3"},
         {id: 22, pId: 2, value: "第二级文件2", text: "第二级文件2"},
         {id: 211, pId: 21, value: "第三级目录2", text: "第三级目录2"},
         {id: 212, pId: 21, value: "第三级文件2", text: "第三级文件2"},
-        {id: 2111, pId: 211, value: "第四级文件1", text: "第四级文件1"}],
+        {id: 2111, pId: 211, value: "第四级文件1", text: "第四级文件1"},
+        {id: 3, pId: -1, value: "第一级目录3", text: "第一级目录3", isParent: true}],
     LEVELTREE: [{
         id: 1,
         text: "第一项",
diff --git a/src/case/tree/tree.level.js b/src/case/tree/tree.level.js
index 1600a0d71..193ce0e7a 100644
--- a/src/case/tree/tree.level.js
+++ b/src/case/tree/tree.level.js
@@ -31,7 +31,7 @@ BI.LevelTree = BI.inherit(BI.Widget, {
                 node.id = BI.UUID();
             }
             extend.pNode = pNode;
-            if (node.isParent === true || BI.isNotEmptyArray(node.children)) {
+            if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.mid_plus_group_node";
                 if (i === nodes.length - 1) {
                     extend.type = "bi.last_plus_group_node";
diff --git a/src/case/tree/ztree/tree.display.js b/src/case/tree/ztree/tree.display.js
index 002ede97d..b54a1c0d9 100644
--- a/src/case/tree/ztree/tree.display.js
+++ b/src/case/tree/ztree/tree.display.js
@@ -38,7 +38,7 @@ BI.DisplayTree = BI.inherit(BI.TreeView, {
             }
         };
 
-        function beforeCollapse (treeId, treeNode) {
+        function beforeCollapse(treeId, treeNode) {
             return false;
         }
 
@@ -49,6 +49,7 @@ BI.DisplayTree = BI.inherit(BI.TreeView, {
         nodes = BI.DisplayTree.superclass._dealWidthNodes.apply(this, arguments);
         var self = this, o = this.options;
         BI.each(nodes, function (i, node) {
+            node.isParent = node.isParent || node.parent;
             if (node.text == null) {
                 if (node.count > 0) {
                     node.text = node.value + "(" + BI.i18nText("BI-Basic_Altogether") + node.count + BI.i18nText("BI-Basic_Count") + ")";
diff --git a/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js b/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
index 5f072737e..48ba3ce1d 100644
--- a/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
+++ b/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
@@ -30,7 +30,7 @@ BI.MultiLayerSelectLevelTree = BI.inherit(BI.Widget, {
                 node.id = BI.UUID();
             }
             extend.pNode = pNode;
-            if (node.isParent === true || BI.isNotEmptyArray(node.children)) {
+            if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.multilayer_select_tree_mid_plus_group_node";
                 if (i === nodes.length - 1) {
                     extend.type = "bi.multilayer_select_tree_last_plus_group_node";
diff --git a/src/widget/multilayersingletree/multilayersingletree.leveltree.js b/src/widget/multilayersingletree/multilayersingletree.leveltree.js
index 76086042b..220af07b0 100644
--- a/src/widget/multilayersingletree/multilayersingletree.leveltree.js
+++ b/src/widget/multilayersingletree/multilayersingletree.leveltree.js
@@ -30,7 +30,7 @@ BI.MultiLayerSingleLevelTree = BI.inherit(BI.Widget, {
                 node.id = BI.UUID();
             }
             extend.pNode = pNode;
-            if (node.isParent === true || BI.isNotEmptyArray(node.children)) {
+            if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.multilayer_single_tree_mid_plus_group_node";
                 if (i === nodes.length - 1) {
                     extend.type = "bi.multilayer_single_tree_last_plus_group_node";
diff --git a/src/widget/selecttree/selecttree.popup.js b/src/widget/selecttree/selecttree.popup.js
index b190686d6..f2aeea428 100644
--- a/src/widget/selecttree/selecttree.popup.js
+++ b/src/widget/selecttree/selecttree.popup.js
@@ -20,7 +20,7 @@ BI.SelectTreePopup = BI.inherit(BI.Pane, {
             var extend = {layer: layer};
             node.id = node.id || BI.UUID();
             extend.pNode = pNode;
-            if (node.isParent === true || BI.isNotEmptyArray(node.children)) {
+            if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.select_tree_mid_plus_group_node";
                 if (i === nodes.length - 1) {
                     extend.type = "bi.select_tree_last_plus_group_node";