diff --git a/demo/GridEditDemo.jsx b/demo/GridEditDemo.jsx
index 30606f3..f406738 100644
--- a/demo/GridEditDemo.jsx
+++ b/demo/GridEditDemo.jsx
@@ -24,6 +24,20 @@ const { createCellField } = Table;
 
 const mockData = {
   data: [
+    {
+      email: 'xw@abc.com',
+      nameId: 'xiaowang',
+      name: '小王',
+      cityId: 'bj',
+      city: '北京',
+    },
+    {
+      email: 'xl@abc.com',
+      nameId: 'xiaoli',
+      name: '小李',
+      cityId: 'hz',
+      city: '杭州',
+    },
   ],
   currentPage: 1,
   totalCount: 10,
@@ -182,7 +196,7 @@ class Demo extends React.Component {
         width: 300,
         type: 'action',
         actionType: 'link',
-        collapseNum: 1,
+        collapseNum: 3,
         actions: [
           {
             title: '编辑',
diff --git a/demo/index.jsx b/demo/index.jsx
index bb55a02..51de750 100644
--- a/demo/index.jsx
+++ b/demo/index.jsx
@@ -10,14 +10,14 @@ import ReactDOM from 'react-dom';
 
 import React from 'react';
 // import Demo from './GridDemo';
-// import Demo2 from './GridEditDemo';
+import Demo2 from './GridEditDemo';
 // import Demo3 from './TreeGridDemo';
 // import Demo4 from './GridViewModeDemo';
 // import Demo5 from './TableGroup';
 import Demo6 from './TableRowGroup';
 
 // ReactDOM.render(<Demo />, document.getElementById('UXCoreDemo'));
-// ReactDOM.render(<Demo2 />, document.getElementById('UXCoreDemo2'));
+ReactDOM.render(<Demo2 />, document.getElementById('UXCoreDemo2'));
 // ReactDOM.render(<Demo3 />, document.getElementById('UXCoreDemo3'));
 // ReactDOM.render(<Demo4 />, document.getElementById('UXCoreDemo4'));
 // ReactDOM.render(<Demo5 />, document.getElementById('UXCoreDemo5'));
diff --git a/src/Table.jsx b/src/Table.jsx
index 907055a..a9f8c20 100644
--- a/src/Table.jsx
+++ b/src/Table.jsx
@@ -800,7 +800,8 @@ class Table extends React.Component {
     // filter the column whose dataKey is rowGroupKey
 
     columns = columns.filter(item =>
-      item.dataKey !== 'jsxchecked' && item.dataKey !== 'jsxtreeIcon' && item.dataKey !== actualProps.rowGroupKey,
+      item.dataKey === undefined ||
+      (item.dataKey !== 'jsxchecked' && item.dataKey !== 'jsxtreeIcon' && item.dataKey !== actualProps.rowGroupKey),
     );
 
     if (!!actualProps.rowSelection && !hasCheckboxColumn) {
diff --git a/src/style/ActionBar.less b/src/style/ActionBar.less
index 5a0047d..aa6a4ac 100644
--- a/src/style/ActionBar.less
+++ b/src/style/ActionBar.less
@@ -39,7 +39,7 @@
         max-width: 232px;
         max-height: 400px;
         overflow: auto;
-        padding: '16px 12px';
+        padding: 16px 12px;
     }
     .kuma-tree {
       padding: 0;