diff --git a/packages/react-table/README.md b/packages/react-table/README.md
index fd12557402..9e2dab1954 100644
--- a/packages/react-table/README.md
+++ b/packages/react-table/README.md
@@ -773,7 +773,16 @@ const dataSource = [
         age: '10', 
         id: '1-1', 
         children: [
-          { name: '邓紫棋-0-1-1', age: '10', id: '1-1-1',},
+          { 
+            name: '邓紫棋-0-1-1', 
+            age: '10', 
+            id: '1-1-1',
+            children: [
+              {name: '邓紫棋-0-1-1-1', age: '10', id: '-0-1-1-1'},
+              {name: '邓紫棋-0-1-1-2', age: '10', id: '-0-1-1-2'},
+              {name: '邓紫棋-0-1-1-3', age: '10', id: '-0-1-1-3'},
+            ]
+          },
           { name: '邓紫棋-0-1-2', age: '10', id: '1-1-2',}
         ]
       },
@@ -834,6 +843,8 @@ ReactDOM.render(<Demo />, _mount_);
 | colSpan | 合并表头行。| Number | - |
 | ellipsis | 超过宽度将自动省略。`v4.8.7+`| Boolean | `false` |
 | render | 生成复杂数据的渲染函数，参数分别为当前行的值，当前值的 `key`，行索引数据，当前行号，当前列号。| `Function(text, key, rowData, rowNumber, columnNumber)` | - |
+| align | 设置列的对齐方式 | "left"|"center"|"right" | - |
+| className | 列样式类名 | string | - |
 
 ### expandable
 
diff --git a/packages/react-table/src/TableTr.tsx b/packages/react-table/src/TableTr.tsx
index 0e32bece77..2b09e74c04 100644
--- a/packages/react-table/src/TableTr.tsx
+++ b/packages/react-table/src/TableTr.tsx
@@ -1,4 +1,4 @@
-import React, { useMemo, useState } from 'react';
+import React, { useMemo, useState, useEffect } from 'react';
 import Icon from '@uiw/react-icon';
 import { TableProps } from './';
 import './style/index.less';
@@ -7,7 +7,7 @@ import { noop } from '@uiw/utils';
 interface TableTrProps<T> {
   rowKey?: keyof T;
   data: T[];
-  keys: string[];
+  keys: TableProps['columns'];
   render: { [key: string]: any };
   ellipsis?: Record<string, boolean>;
   prefixCls: string;
@@ -34,8 +34,11 @@ export default function TableTr<T extends { [key: string]: any }>(props: TableTr
     indentSize,
     childrenColumnName,
   } = props;
-
+  const [isOpacity, setIsOpacity] = useState(false);
   const [expandIndex, setExpandIndex] = useState<Array<T[keyof T] | number>>([]);
+  useEffect(() => {
+    setIsOpacity(!!data?.find((it) => it[childrenColumnName]));
+  }, [data]);
 
   const IconDom = useMemo(() => {
     return (key: T[keyof T] | number, isOpacity: boolean) => {
@@ -43,7 +46,13 @@ export default function TableTr<T extends { [key: string]: any }>(props: TableTr
       return (
         <Icon
           type={flag ? 'minus-square-o' : 'plus-square-o'}
-          style={{ marginRight: 10, opacity: isOpacity ? 1 : 0, marginLeft: hierarchy * indentSize }}
+          style={{
+            marginRight: 10,
+            opacity: isOpacity ? 1 : 0,
+            marginLeft: hierarchy * indentSize,
+            float: 'left',
+            marginTop: 3.24,
+          }}
           onClick={() => {
             setExpandIndex(flag ? expandIndex.filter((it) => it !== key) : [...expandIndex, key]);
           }}
@@ -61,12 +70,12 @@ export default function TableTr<T extends { [key: string]: any }>(props: TableTr
         return (
           <React.Fragment key={rowNum}>
             <tr key={key}>
-              {keys.map((keyName, colNum) => {
+              {keys!.map((keyName, colNum) => {
                 let objs: React.TdHTMLAttributes<HTMLTableDataCellElement> = {
-                  children: trData[keyName],
+                  children: trData[keyName.key!],
                 };
-                if (render[keyName]) {
-                  const child = render[keyName](trData[keyName], keyName, trData, rowNum, colNum);
+                if (render[keyName.key!]) {
+                  const child = render[keyName.key!](trData[keyName.key!], keyName.key!, trData, rowNum, colNum);
                   if (React.isValidElement(child)) {
                     objs.children = child;
                   } else {
@@ -79,21 +88,29 @@ export default function TableTr<T extends { [key: string]: any }>(props: TableTr
                     }
                   }
                 }
-                if (ellipsis && ellipsis[keyName]) {
+                if (ellipsis && ellipsis[keyName.key!]) {
                   objs.className = `${prefixCls}-ellipsis`;
                 }
                 const isHasChildren = Array.isArray(trData[childrenColumnName]);
-                if (colNum === 0 && (hierarchy || isHasChildren)) {
-                  objs.className = `${objs.className} ${prefixCls}-has-children`;
+                if (colNum === 0 && (isOpacity || hierarchy || isHasChildren)) {
                   objs.children = (
                     <>
                       {IconDom(key, isHasChildren)}
+                      <span style={{ paddingLeft: hierarchy * indentSize }}></span>
                       {objs.children}
                     </>
                   );
                 }
                 return (
-                  <td {...objs} key={colNum} onClick={(evn) => onCell(trData, { rowNum, colNum, keyName }, evn)} />
+                  <td
+                    {...objs}
+                    key={colNum}
+                    // style={keyName?.style}
+                    className={`${objs.className} ${prefixCls}-tr-children-${keyName?.align || 'left'}  ${
+                      keyName.className || ''
+                    }`}
+                    onClick={(evn) => onCell(trData, { rowNum, colNum, keyName: keyName.key! }, evn)}
+                  />
                 );
               })}
             </tr>
diff --git a/packages/react-table/src/Thead.tsx b/packages/react-table/src/Thead.tsx
index 31cab49d81..7af3e644da 100644
--- a/packages/react-table/src/Thead.tsx
+++ b/packages/react-table/src/Thead.tsx
@@ -6,6 +6,8 @@ import './style/index.less';
 export interface TheadProps<T extends { [key: string]: V }, V = any> extends IProps {
   data?: TableColumns<T>[][];
   onCellHead?: TableProps<T, V>['onCellHead'];
+  align?: TableColumns['align'];
+  className?: TableColumns['className'];
 }
 
 export default function TheadComponent<T extends { [key: string]: V }, V>(
@@ -29,7 +31,12 @@ export default function TheadComponent<T extends { [key: string]: V }, V>(
                 thProps.className = `${thProps.className || ''} ${prefixCls}-ellipsis`;
               }
               return (
-                <th key={colNum} onClick={(evn) => onCellHead(item, colNum, rowNum!, evn)} {...thProps}>
+                <th
+                  key={colNum}
+                  {...thProps}
+                  className={`${prefixCls}-tr-children-${item?.align || 'left'} ${className || ''}`}
+                  onClick={(evn) => onCellHead(item, colNum, rowNum!, evn)}
+                >
                   {titleNode}
                 </th>
               );
diff --git a/packages/react-table/src/index.tsx b/packages/react-table/src/index.tsx
index 9ca34ca989..76854026ab 100644
--- a/packages/react-table/src/index.tsx
+++ b/packages/react-table/src/index.tsx
@@ -40,6 +40,8 @@ export type TableColumns<T = any> = {
   ellipsis?: boolean;
   render?: (text: string, keyName: string, rowData: T, rowNumber: number, columnNumber: number) => React.ReactNode;
   style?: React.CSSProperties;
+  align?: 'left' | 'center' | 'right';
+  className?: string;
   [key: string]: any;
 };
 
@@ -137,7 +139,7 @@ export default function Table<T extends { [key: string]: V }, V>(props: TablePro
     let keys = getAllColumnsKeys<T>(columns);
     let selfColumns: TableColumns<T>[] = [];
     if (expandable?.expandedRowRender) {
-      keys = ['uiw-expanded', ...keys];
+      keys = [{ key: 'uiw-expanded', align: 'center' }, ...keys];
       selfColumns = [
         {
           title: '',
diff --git a/packages/react-table/src/style/index.less b/packages/react-table/src/style/index.less
index d2952a6495..248103d2f4 100644
--- a/packages/react-table/src/style/index.less
+++ b/packages/react-table/src/style/index.less
@@ -48,9 +48,14 @@
     text-overflow: ellipsis;
     word-break: keep-all;
   }
-  &-has-children {
-    display: flex;
-    align-items: center;
+  &-tr-children-center {
+    text-align: center;
+  }
+  &-tr-children-left {
+    text-align: left;
+  }
+  &-tr-children-right {
+    text-align: right;
   }
   &-bordered {
     > table {
diff --git a/packages/react-table/src/util.ts b/packages/react-table/src/util.ts
index 76786d2f84..68a0c8236f 100644
--- a/packages/react-table/src/util.ts
+++ b/packages/react-table/src/util.ts
@@ -117,12 +117,12 @@ export function getLevelItems<T>(data: TableColumns<T>[], result?: ILevelItems<T
  * Get all columns keys
  * @param {Array} data
  */
-export function getAllColumnsKeys<T>(data: TableColumns<T>[], keys: any[] = []): string[] {
+export function getAllColumnsKeys<T>(data: TableColumns<T>[], keys: TableColumns<T>[] = []): TableColumns<T>[] {
   for (let i = 0; i < data.length; i += 1) {
     if (data[i].children) {
       keys = keys.concat(getAllColumnsKeys(data[i].children || []));
     } else if (data[i].key) {
-      keys.push(data[i].key);
+      keys.push(data[i]);
     }
   }
   return keys;