diff --git a/antdv-demo/docs/table/index.en-US.md b/antdv-demo/docs/table/index.en-US.md
index 3c83ba883..effc65e2d 100644
--- a/antdv-demo/docs/table/index.en-US.md
+++ b/antdv-demo/docs/table/index.en-US.md
@@ -111,6 +111,7 @@ One of the Table `columns` prop for describing the table's columns, Column has t
 | Property | Description | Type | Default |
 | --- | --- | --- | --- |
 | title | Title of the column group | string\|slot | - |
+| fixed | Set column group to be fixed: `true`(same as left) `'left'` `'right'` | boolean\|string | `false` |  |
 | slots | When using columns, you can use this property to configure the properties that support the slot, such as `slots: { title: 'XXX'}` | object | - |
 
 ### pagination
diff --git a/antdv-demo/docs/table/index.zh-CN.md b/antdv-demo/docs/table/index.zh-CN.md
index d13707e58..33bd7e11c 100644
--- a/antdv-demo/docs/table/index.zh-CN.md
+++ b/antdv-demo/docs/table/index.zh-CN.md
@@ -111,6 +111,7 @@
 | 参数 | 说明 | 类型 | 默认值 |
 | --- | --- | --- | --- |
 | title | 列头显示文字 | string\|slot | - |
+| fixed | 列是否固定，可选 `true`(等效于 left) `'left'` `'right'` | boolean\|string | false |  |
 | slots | 使用 columns 时，可以通过该属性配置支持 slot 的属性，如 `slots: { title: 'XXX'}` | object | - |
 
 ### pagination
diff --git a/components/table/ColumnGroup.jsx b/components/table/ColumnGroup.jsx
index e5d25b396..ca18e5490 100644
--- a/components/table/ColumnGroup.jsx
+++ b/components/table/ColumnGroup.jsx
@@ -3,6 +3,7 @@ import PropTypes from '../_util/vue-types';
 export default {
   name: 'ATableColumnGroup',
   props: {
+    fixed: PropTypes.oneOfType([PropTypes.bool, PropTypes.oneOf(['left', 'right'])]),
     title: PropTypes.any,
   },
   __ANT_TABLE_COLUMN_GROUP: true,