diff --git a/dashboard/config/config.js b/dashboard/config/config.js
index 69ff35cc6..eb34b8d97 100644
--- a/dashboard/config/config.js
+++ b/dashboard/config/config.js
@@ -121,6 +121,19 @@ export default defineConfig({
               path: '/Capability',
               component: './Capability',
             },
+            {
+              path: '/System',
+              name: 'System',
+              icon: 'table',
+              routes: [
+                {
+                  name: 'Env',
+                  icon: 'table',
+                  path: '/System/Env',
+                  component: './System/Env',
+                },
+              ],
+            },
             {
               name: 'Capability.Detail',
               hideInMenu: true,
diff --git a/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.css b/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.css
new file mode 100644
index 000000000..fa0c32508
--- /dev/null
+++ b/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.css
@@ -0,0 +1,96 @@
+.ant-pro-global-header-layout-side {
+  padding-right: 0;
+}
+.ant-dropdown-menu-item,
+.ant-dropdown-menu-submenu-title {
+  clear: both;
+  margin: 0;
+  padding: 5px 20px;
+  color: deepskyblue;
+  font-weight: normal;
+  font-size: 14px;
+  line-height: 22px;
+  white-space: nowrap;
+  cursor: pointer;
+  transition: all 0.3s;
+  border-top: 1px solid #dee4e6;
+}
+
+.ant-dropdown-menu-item:nth-child(1) {
+  border-top: 1px solid #fff;
+}
+
+.ant-dropdown-menu-item-active {
+  background: rgb(0, 21, 41) !important;
+}
+
+.ant-dropdown-menu-item-active .box1 {
+  color: white;
+}
+
+.ant-dropdown-menu-item-active .box2 {
+  color: white;
+}
+
+.box {
+  display: flex;
+  width: 100%;
+  flex-direction: column;
+}
+
+.box1 {
+  font-size: 16px;
+  color: #5095d4;
+}
+
+.box2 {
+  font-size: 12px;
+  color: #8d959b;
+}
+
+.ant-dropdown-trigger {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  justify-content: center;
+  height: 100%;
+}
+
+.drop-box {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  justify-content: left;
+  height: 100%;
+  background: rgb(0, 21, 41);
+  padding: 0 20px;
+}
+
+.btn-box {
+  display: flex;
+  flex-direction: column;
+  align-items: space-between;
+  overflow: hidden;
+  margin-right: 20px;
+  min-width: 120px;
+}
+
+.btn-top {
+  display: flex;
+  height: 20px;
+  line-height: 20px;
+  font-size: 20px;
+  color: white;
+}
+
+.btn-bottom {
+  display: flex;
+  height: 20px;
+  line-height: 20px;
+  font-size: 12px;
+  color: #8d959b;
+}
+.btn-outlined {
+  fontsize: 15px;
+  color: #fff;
+}
diff --git a/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.jsx b/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.jsx
index 7f1e364ec..e8659219b 100644
--- a/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.jsx
+++ b/dashboard/src/components/GlobalHeader/WorkSpaceDropDown.jsx
@@ -1,29 +1,32 @@
-import { Menu, Dropdown, Button, message } from 'antd';
+import { Menu, Dropdown, message } from 'antd';
 import { DownOutlined } from '@ant-design/icons';
 import React from 'react';
 import { connect } from 'dva';
+import './WorkSpaceDropDown.css';
 
-@connect(() => ({}))
+@connect((env) => ({ envs: env.envs }))
 export default class WorkSpaceDropDown extends React.Component {
   constructor(props) {
     super(props);
     this.state = {
       workSpaceName: '',
       envs: [],
+      namespace: '',
     };
   }
 
   async componentDidMount() {
     const envs = await this.props.dispatch({
-      type: 'envs/getEnvs', // applist对应models层的命名空间namespace
+      type: 'envs/getEnvs',
     });
     if (envs) {
-      const { name = 'test' } = envs.find((a) => {
-        return a.current === '*';
+      const { name, namespace } = envs.find((env) => {
+        return env.current === '*';
       });
       this.setState({
-        envs,
+        envs: envs,
         workSpaceName: name,
+        namespace: namespace,
       });
       this.props.dispatch({
         type: 'globalData/currentEnv',
@@ -48,6 +51,7 @@ export default class WorkSpaceDropDown extends React.Component {
     this.setState(
       {
         workSpaceName: e.key,
+        namespace: e.item.props.title,
       },
       () => {
         // 值切换存储
@@ -59,25 +63,37 @@ export default class WorkSpaceDropDown extends React.Component {
         });
       },
     );
+    await this.props.dispatch({
+      type: 'envs/getEnvs', // applist对应models层的命名空间namespace
+    });
   };
 
   render() {
+    const { envs } = this.props;
     const menu = (
       <Menu onClick={this.handleMenuClick}>
-        {/* <Menu.Item key="default">default</Menu.Item>
-        <Menu.Item key="am-system">oam-system</Menu.Item>
-        <Menu.Item key="linkerd">linkerd</Menu.Item>
-        <Menu.Item key="rio-system">rio-system</Menu.Item> */}
-        {this.state.envs.map((item) => {
-          return <Menu.Item key={item.name}>{item.name}</Menu.Item>;
-        })}
+        {envs.envs &&
+          envs.envs.map((item) => {
+            return (
+              <Menu.Item key={item.name} title={item.namespace}>
+                <div className="box">
+                  <div className="box1">{item.name}</div>
+                  <div className="box2">{item.namespace}</div>
+                </div>
+              </Menu.Item>
+            );
+          })}
       </Menu>
     );
     return (
       <Dropdown overlay={menu}>
-        <Button style={{ marginTop: '10px' }}>
-          {this.state.workSpaceName} <DownOutlined />
-        </Button>
+        <div className="drop-box">
+          <div className="btn-box">
+            <div className="btn-top">{this.state.workSpaceName}</div>
+            <div className="btn-bottom">{this.state.namespace}</div>
+          </div>
+          <DownOutlined style={{ fontSize: '15px', color: '#ffffff' }} />
+        </div>
       </Dropdown>
     );
   }
diff --git a/dashboard/src/locales/en-US/menu.js b/dashboard/src/locales/en-US/menu.js
index 93bdb0d66..14a048c8b 100644
--- a/dashboard/src/locales/en-US/menu.js
+++ b/dashboard/src/locales/en-US/menu.js
@@ -11,6 +11,8 @@ export default {
   'menu.ApplicationList.CreateApplication': 'CreateApplication',
   'menu.Capability': 'Capability',
   'menu.Capability.Detail': 'Detail',
+  'menu.System': 'System',
+  'menu.System.Env': 'Env',
   'menu.Workload': 'Workloads',
   'menu.Workload.Deployment': 'Deployment',
   'menu.Workload.Containerized': 'Containerized',
diff --git a/dashboard/src/models/env.js b/dashboard/src/models/env.js
index 938b8fd5f..9753deac4 100644
--- a/dashboard/src/models/env.js
+++ b/dashboard/src/models/env.js
@@ -1,20 +1,49 @@
-import { getEnvs, switchEnv } from '@/services/env';
+import { getEnvs, switchEnv, initialEnvs, deleteEnv } from '@/services/env';
 
 const TestModel = {
   namespace: 'envs',
   state: {
-    // initailState: '8880'
+    envs: undefined,
   },
   effects: {
-    *getEnvs({ payload }, { call }) {
+    *getEnvs({ payload }, { call, put }) {
       const res = yield call(getEnvs, payload);
+      yield put({
+        type: 'onGetEnvsSuccess',
+        payload: res,
+      });
       return res;
     },
     *switchEnv({ payload }, { call }) {
       const res = yield call(switchEnv, payload);
       return res;
     },
+    *initialEnvs({ payload }, { call, put }) {
+      yield call(initialEnvs, payload);
+      const res = yield call(getEnvs, payload);
+      yield put({
+        type: 'onGetEnvsSuccess',
+        payload: res,
+      });
+      return res;
+    },
+    *deleteEnv({ payload }, { call, put }) {
+      yield call(deleteEnv, payload);
+      const res = yield call(getEnvs);
+      yield put({
+        type: 'onGetEnvsSuccess',
+        payload: res,
+      });
+      return res;
+    },
+  },
+  reducers: {
+    onGetEnvsSuccess(state, { payload }) {
+      return {
+        ...state,
+        envs: payload,
+      };
+    },
   },
-  reducers: {},
 };
 export default TestModel;
diff --git a/dashboard/src/pages/System/Env/index.jsx b/dashboard/src/pages/System/Env/index.jsx
new file mode 100644
index 000000000..c146bffcd
--- /dev/null
+++ b/dashboard/src/pages/System/Env/index.jsx
@@ -0,0 +1,204 @@
+import React, { useEffect, useState } from 'react';
+import { PageContainer } from '@ant-design/pro-layout';
+import { Button, Table, Space, Modal, Form, Input, Tooltip } from 'antd';
+import { ExclamationCircleOutlined } from '@ant-design/icons';
+import './index.less';
+import { connect } from 'dva';
+import * as _ from 'lodash';
+
+const { confirm } = Modal;
+
+const layout = {
+  labelCol: {
+    span: 6,
+  },
+  wrapperCol: {
+    span: 18,
+  },
+};
+
+const TableList = (props) => {
+  const { dispatch } = props;
+  const tableEnvs = _.get(props, 'getEnvs.envs', []);
+  const [form] = Form.useForm();
+  const [visible, setVisible] = useState(false);
+  const [env, setEnv] = useState([]);
+
+  const showModal = () => {
+    setVisible(true);
+  };
+
+  const handleOk = async () => {
+    const fieldsValue = await form.validateFields();
+    await dispatch({
+      type: 'envs/initialEnvs',
+      payload: {
+        params: fieldsValue,
+      },
+    });
+    setEnv(null);
+    form.resetFields();
+    setVisible(false);
+  };
+
+  const handleCancel = () => {
+    setEnv(null);
+    setVisible(false);
+    form.resetFields();
+  };
+
+  const deleteEnv = async (record) => {
+    await dispatch({
+      type: 'envs/deleteEnv',
+      payload: {
+        envName: record.name,
+      },
+    });
+  };
+
+  const showDeleteConfirm = (record) => {
+    confirm({
+      title: `Are you sure delete env ${record.name}?`,
+      icon: <ExclamationCircleOutlined />,
+      width: 500,
+      okText: 'Yes',
+      okType: 'danger',
+      cancelText: 'No',
+      onOk() {
+        deleteEnv(record);
+      },
+    });
+  };
+
+  const specifyNamespace = (record) => {
+    form.setFieldsValue({
+      name: record.name,
+      namespace: record.namespace,
+    });
+    setEnv(record);
+    setVisible(true);
+  };
+
+  const getInitialData = async () => {
+    await dispatch({
+      type: 'envs/getEnvs',
+    });
+  };
+  useEffect(() => {
+    getInitialData();
+  }, []);
+
+  const columns = [
+    {
+      title: 'Env',
+      dataIndex: 'name',
+      key: 'name',
+      render: (text) => {
+        if (text.length > 20) {
+          return <Tooltip title={text}>{text.substr(0, 20)}...</Tooltip>;
+        }
+        return text;
+      },
+    },
+    {
+      title: 'Namespace',
+      dataIndex: 'namespace',
+      key: 'namespace',
+      render: (text) => {
+        if (text.length > 20) {
+          return <Tooltip title={text}>{text.substr(0, 20)}...</Tooltip>;
+        }
+        return text;
+      },
+    },
+    {
+      title: 'Current',
+      dataIndex: 'current',
+      align: 'center',
+      key: 'current',
+      render: (text) => {
+        return text === '*' ? 'active' : '';
+      },
+    },
+    {
+      title: 'Operations',
+      dataIndex: 'Operations',
+      key: 'Operations',
+      render: (text, record) => {
+        return (
+          <Space>
+            <Button onClick={() => specifyNamespace(record)}>update</Button>
+            <Button disabled={record.current} onClick={() => showDeleteConfirm(record)}>
+              remove
+            </Button>
+          </Space>
+        );
+      },
+    },
+  ];
+  return (
+    <PageContainer>
+      <div style={{ marginBottom: '16px' }}>
+        <Space>
+          <Button type="primary" onClick={showModal}>
+            Create
+          </Button>
+        </Space>
+      </div>
+      <Modal
+        getContainer={false}
+        title={env && env.name ? 'Update Env' : 'Create Env'}
+        visible={visible}
+        onOk={handleOk}
+        onCancel={handleCancel}
+        footer={[
+          <Button key="submit" type="primary" onClick={handleOk}>
+            {env && env.name ? 'Update' : 'Create'}
+          </Button>,
+        ]}
+      >
+        <Form {...layout} form={form} name="control-ref" labelAlign="left">
+          <Form.Item
+            name="name"
+            label="Env"
+            rules={[
+              {
+                required: true,
+                message: 'Please input Evn!',
+              },
+              {
+                pattern: new RegExp('^[0-9a-zA-Z_]{1,32}$', 'g'),
+                message: 'Should be combination of numbers,alphabets,underline',
+              },
+            ]}
+          >
+            <Input disabled={!!(env && env.name)} />
+          </Form.Item>
+          <Form.Item
+            name="namespace"
+            label="Namespace"
+            rules={[
+              {
+                required: true,
+                message: 'Please specify a Namespace!',
+              },
+              {
+                pattern: new RegExp('^[0-9a-zA-Z_]{1,32}$', 'g'),
+                message:
+                  'The maximum length is 63, should be combination of numbers,alphabets,underline',
+              },
+            ]}
+          >
+            <Input />
+          </Form.Item>
+        </Form>
+      </Modal>
+      <Table rowKey={(record) => record.name} columns={columns} dataSource={tableEnvs} />
+    </PageContainer>
+  );
+};
+export default connect((env) => {
+  return {
+    getEnvs: env.envs,
+  };
+})(TableList);
diff --git a/dashboard/src/pages/System/Env/index.less b/dashboard/src/pages/System/Env/index.less
new file mode 100644
index 000000000..44a919ec1
--- /dev/null
+++ b/dashboard/src/pages/System/Env/index.less
@@ -0,0 +1,3 @@
+p {
+  margin: 0;
+}
diff --git a/dashboard/src/services/env.js b/dashboard/src/services/env.js
index 7e091aced..7967b52e4 100644
--- a/dashboard/src/services/env.js
+++ b/dashboard/src/services/env.js
@@ -1,24 +1,34 @@
 import request from '@/utils/request';
+
 /*
  * 初始化 env：Post /api/envs/
  */
-export async function initialEnvs() {
+export async function initialEnvs({ params }) {
   return request('/api/envs/', {
     method: 'post',
+    data: {
+      ...params,
+    },
+    headers: {
+      'Content-Type': 'application/json',
+    },
   });
 }
+
 /*
  * env 列表：Get /api/envs/
  */
 export async function getEnvs() {
   return request('/api/envs/');
 }
+
 /*
  * 查询 env：Get /api/envs/:envName
  */
 export async function searchEnvs({ envName }) {
   return request(`/api/envs/${envName}`);
 }
+
 /*
  * 删除 env：Delete /api/envs/:envName
  */
@@ -27,6 +37,7 @@ export async function deleteEnv({ envName }) {
     method: 'delete',
   });
 }
+
 /*
  * 切换 env：Patch /api/envs/:envName
  */