diff --git a/config/wx.php b/config/wx.php
index 6b71d0a..f2aaed2 100644
--- a/config/wx.php
+++ b/config/wx.php
@@ -5,9 +5,13 @@ return [
      */
     'work' => [
         //企业ID
-        'corp_id' => env('WECHAT_WORK_CORP_ID','ww9ed271946b8fc4a4'),
+        'corp_id' => env('WECHAT_WORK_CORP_ID', 'ww9ed271946b8fc4a4'),
         //企业内各个应用的 secrets
         'agents' => [
+            'default' => [
+                'id' => env('WECHAT_WORK_AGENT_ID'),
+                'secret' => env('WECHAT_WORK_AGENT_SECRET'),
+            ],
             'notify' => [
                 'id' => '1000015',
                 'secret' => env('WECHAT_WORK_NOTIFY_SECRET'),
diff --git a/src/Wechat/Work/Base.php b/src/Wechat/Work/Base.php
index 0805967..57f9b63 100644
--- a/src/Wechat/Work/Base.php
+++ b/src/Wechat/Work/Base.php
@@ -21,6 +21,7 @@ class Base
             'base_uri' => 'https://qyapi.weixin.qq.com/cgi-bin/',
             'timeout' => '3',
         ]);
+        $this->agent('default');
     }
 
     public function agent($key)
@@ -29,11 +30,21 @@ class Base
         return $this;
     }
 
+    /**
+     * 获取当前使用的agent
+     * @return mixed
+     */
     public function getAgentId()
     {
         return $this->getAgentConfig()['id'];
     }
 
+    /**
+     * POST 请求 ，传递的body为json格式
+     * @param $uri
+     * @param array|null $params
+     * @return Request
+     */
     public function transformForJsonRequest($uri, array $params = null)
     {
         $uri = new Uri($uri);
@@ -48,6 +59,12 @@ class Base
         return $request;
     }
 
+    /**
+     * GET 请求,不自动附加 access token，用于获取access token 接口
+     * @param $uri
+     * @param $params
+     * @return Request
+     */
     public function transformForAccessTokenRequest($uri, $params)
     {
         $uri = new Uri($uri);
@@ -59,6 +76,12 @@ class Base
         return $request;
     }
 
+    /**
+     * GET 请求附带上 access token
+     * @param $uri
+     * @param $params
+     * @return Request
+     */
     public function transformForGetRequest($uri, $params)
     {
         $uri = new Uri($uri);
diff --git a/src/Wechat/Work/User.php b/src/Wechat/Work/User.php
new file mode 100644
index 0000000..5b86630
--- /dev/null
+++ b/src/Wechat/Work/User.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Wechat\Work;
+
+
+class User
+{
+
+    /**
+     * @var Work
+     */
+    protected $work;
+
+    public function __construct($work)
+    {
+        $this->work = $work;
+    }
+
+    public function getUserByCode($code)
+    {
+        $request = $this->work->transformForGetRequest('user/getuserinfo', [
+            'code' => $code,
+        ]);
+        return $this->work->request($request);
+    }
+
+    public function get($id)
+    {
+        $request = $this->work->transformForGetRequest('user/get', [
+            'userid' => $id,
+        ]);
+        return $this->work->request($request);
+    }
+
+}
\ No newline at end of file
diff --git a/src/Wechat/Work/Work.php b/src/Wechat/Work/Work.php
index 7c417cb..64c4da4 100644
--- a/src/Wechat/Work/Work.php
+++ b/src/Wechat/Work/Work.php
@@ -32,8 +32,18 @@ class Work extends Base
      * 小程序接口
      * @return Miniprogram
      */
-    public function miniProgram(){
+    public function miniProgram()
+    {
         return new Miniprogram($this);
     }
 
+    /**
+     * 用户接口
+     * @return User
+     */
+    public function user()
+    {
+        return new User($this);
+    }
+
 }
\ No newline at end of file