diff --git a/config/zentaopms.php b/config/zentaopms.php
index a5f8f0a6aa..78af3313ee 100644
--- a/config/zentaopms.php
+++ b/config/zentaopms.php
@@ -120,6 +120,7 @@ define('TABLE_LOG',           '`' . $config->db->prefix . 'log`');
 define('TABLE_SCORE',         '`' . $config->db->prefix . 'score`');
 define('TABLE_NOTIFY',        '`' . $config->db->prefix . 'notify`');
 define('TABLE_TRANSLATION',   '`' . $config->db->prefix . 'translation`');
+define('TABLE_DINGUSERID',    '`' . $config->db->prefix . 'dinguserid`');
 if(!defined('TABLE_LANG')) define('TABLE_LANG', '`' . $config->db->prefix . 'lang`');
 
 $config->objectTables['product']     = TABLE_PRODUCT;
diff --git a/db/update11.6.5.sql b/db/update11.6.5.sql
index d9b0c17808..e0c5f82d45 100644
--- a/db/update11.6.5.sql
+++ b/db/update11.6.5.sql
@@ -1 +1,7 @@
 ALTER TABLE `zt_dept` CHANGE `order` `order` smallint(4) unsigned NOT NULL DEFAULT '0' AFTER `grade`;
+CREATE TABLE `zt_dinguserid` (
+  `webhook` mediumint(8) unsigned NOT NULL,
+  `account` varchar(30) NOT NULL,
+  `userid` varchar(255) NOT NULL,
+  UNIQUE KEY `webhook_account_userid` (`webhook`,`account`,`userid`)
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
diff --git a/lib/dingapi/dingapi.class.php b/lib/dingapi/dingapi.class.php
new file mode 100644
index 0000000000..7c548a16e3
--- /dev/null
+++ b/lib/dingapi/dingapi.class.php
@@ -0,0 +1,114 @@
+<?php
+class dingapi
+{
+    public $apiUrl = 'https://oapi.dingtalk.com/';
+    private $appKey;
+    private $appSecret;
+    private $token;
+    private $expires;
+    private $errors = array();
+
+    public function __construct($appKey, $appSecret, $agentId, $apiUrl = '')
+    {
+        $this->appKey    = $appKey;
+        $this->appSecret = $appSecret;
+        $this->agentId   = $agentId;
+        if($apiUrl) $this->apiUrl = rtrim($apiUrl, '/') . '/';
+
+        if(!$this->getToken()) return array('result' => 'fail', 'message' => $this->errors);
+    }
+
+    public function getToken()
+    {
+        if($this->token and (time() - $this->expires) >= 0) return $this->token;
+
+        $response = $this->queryAPI($this->apiUrl . "gettoken?appkey={$this->appKey}&appsecret={$this->appSecret}");
+        if($this->isError()) return false;
+
+        $this->token   = $response->access_token;
+        $this->expires = time() + $response->expires_in;
+        return $this->token;
+    }
+
+    public function getAllUsers()
+    {
+        $depts = $this->getAllDepts();
+        if($this->isError()) return array('result' => 'fail', 'message' => $this->errors);
+
+        $users = array();
+        foreach($depts as $deptID => $deptName)
+        {
+            $response = $this->queryAPI($this->apiUrl . "user/simplelist?access_token={$this->token}&department_id={$deptID}");
+            if($this->isError()) return array('result' => 'fail', 'message' => $this->errors);
+
+            foreach($response->userlist as $user) $users[$user->name] = $user->userid;
+        }
+
+        return array('result' => 'success', 'data' => $users);
+    }
+
+    public function getAllDepts()
+    {
+        $response = $this->queryAPI($this->apiUrl . "department/list?access_token={$this->token}");
+        if($this->isError()) return false;
+
+        $deptPairs = array();
+        foreach($response->department as $dept) $deptPairs[$dept->id] = $dept->name;
+        return $deptPairs;
+    }
+
+    public function send($userList, $message)
+    {
+        $curl = curl_init();
+        curl_setopt($curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
+        curl_setopt($curl, CURLOPT_USERAGENT, 'Sae T OAuth2 v0.1');
+        curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 30);
+        curl_setopt($curl, CURLOPT_TIMEOUT, 30);
+        curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
+        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
+        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
+        curl_setopt($curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
+        curl_setopt($curl, CURLOPT_HEADER, FALSE);
+
+        curl_setopt($curl, CURLOPT_URL, $this->apiUrl . 'topapi/message/corpconversation/asyncsend_v2?access_token=' . $this->token);
+        curl_setopt($curl, CURLINFO_HEADER_OUT, TRUE);
+
+        $postData = array();
+        $postData['agent_id']    = $this->agentId;
+        $postData['userid_list'] = $userList;
+        $postData['msg']         = $message;
+        curl_setopt($curl, CURLOPT_POST, true);
+        curl_setopt($curl, CURLOPT_POSTFIELDS, $postData);
+
+        $response = curl_exec($curl);
+        curl_close($curl);
+
+        $response = json_encode($response);
+        if(isset($response->errcode) and $response->errcode == 0) return array('result' => 'success');
+
+        $this->errors[$response->errcode] = "Errcode:{$response->errcode}, Errmsg:{$response->errmsg}";
+        return array('result' => 'fail', 'message' => $this->errors);
+    }
+
+    public function queryAPI($url)
+    {
+        $response = json_decode(file_get_contents($url));
+        if(isset($response->errcode) and $response->errcode == 0) return $response;
+
+        $this->errors[$response->errcode] = "Errcode:{$response->errcode}, Errmsg:{$response->errmsg}";
+        return false;
+    }
+
+    public function isError()
+    {
+        return !empty($this->errors);
+    }
+
+    public function getErrors()
+    {
+        $errors = $this->errors;
+        $this->errors = array();
+
+        return $errors;
+    }
+}
diff --git a/module/common/model.php b/module/common/model.php
index 90dc66d246..9d94fb82b9 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -28,9 +28,9 @@ class commonModel extends model
             $this->setUser();
             $this->loadConfigFromDB();
             $this->app->setTimezone();
-            if((strpos($this->config->global->version, 'pro') !== false && version_compare($this->config->global->version, 'pro2.3.beta', '>'))
-                || (strpos($this->config->global->version, 'biz') !== false)
-                || version_compare($this->config->global->version, '4.3.beta', '>'))
+            if((strpos($this->config->version, 'pro') !== false && version_compare($this->config->version, 'pro2.3.beta', '>'))
+                || (strpos($this->config->version, 'biz') !== false)
+                || version_compare($this->config->version, '4.3.beta', '>'))
             {
                 $this->loadCustomFromDB();
             }
diff --git a/module/upgrade/control.php b/module/upgrade/control.php
index e8302b1ae7..75a5c4974d 100644
--- a/module/upgrade/control.php
+++ b/module/upgrade/control.php
@@ -201,6 +201,8 @@ class upgrade extends control
         if(empty($extensions)) $this->locate(inlink('selectVersion'));
 
         /* Check network. */
+        if(!extension_loaded('curl')) $this->locate(inlink('selectVersion'));
+
         $curl = curl_init();
         curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 10); 
         curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
diff --git a/module/webhook/control.php b/module/webhook/control.php
index bbcbf75066..22d66491f0 100644
--- a/module/webhook/control.php
+++ b/module/webhook/control.php
@@ -137,6 +137,73 @@ class webhook extends control
         $this->display();
     }
 
+    /**
+     * Bind dingtalk userid.
+     * 
+     * @param  int    $id 
+     * @param  int    $recTotal 
+     * @param  int    $recPerPage 
+     * @param  int    $pageID 
+     * @access public
+     * @return void
+     */
+    public function bind($id, $recTotal = 0, $recPerPage = 50, $pageID = 1)
+    {
+        if($_POST)
+        {
+            $this->webhook->bind($id);
+            if(dao::isError()) die(js::error(dao::getError()));
+
+            die(js::reload('parent'));
+        }
+
+        $webhook = $this->webhook->getById($id);
+        if($webhook->type != 'dingapi')
+        {
+            echo js::alert($this->lang->webhook->note->bind);
+            die(js::locate($this->createLink('webhook', 'browse')));
+        }
+        $webhook->secret = json_decode($webhook->secret);
+
+        $this->app->loadClass('dingapi', true);
+        $dingapi  = new dingapi($webhook->secret->appKey, $webhook->secret->appSecret, $webhook->secret->agentId);
+        $response = $dingapi->getAllUsers();
+        if($response['result'] == 'fail')
+        {
+            echo js::error($response->message);
+            die(js::locate($this->createLink('webhook', 'browse')));
+        }
+
+        $dingUsers   = $response['data'];
+        $bindedPairs = $this->webhook->getBindUsers($id);
+        $useridPairs = array('' => '');
+        foreach($dingUsers as $name => $userid) $useridPairs[$userid] = $name;
+
+        $this->app->loadClass('pager', $static = true);
+        $pager = new pager($recTotal, $recPerPage, $pageID);
+        $users = $this->loadModel('user')->getByQuery($query = '', $pager);
+
+        $unbindUsers = array();
+        $bindedUsers = array();
+        foreach($users as $user)
+        {
+            if(isset($bindedPairs[$user->account])) $bindedUsers[$user->account] = $user;
+            if(!isset($bindedPairs[$user->account])) $unbindUsers[$user->account] = $user;
+        }
+        $users = $unbindUsers + $bindedUsers;
+
+        $this->view->title      = $this->lang->webhook->bind;
+        $this->view->position[] = html::a($this->createLink('webhook', 'browse'), $this->lang->webhook->common);
+        $this->view->position[] = $this->lang->webhook->bind;
+
+        $this->view->dingUsers   = $dingUsers;
+        $this->view->useridPairs = $useridPairs;
+        $this->view->users       = $users;
+        $this->view->pager       = $pager;
+        $this->view->bindedUsers = $bindedPairs;
+        $this->display();
+    }
+
     /**
      * Send data by async. 
      * 
diff --git a/module/webhook/lang/zh-cn.php b/module/webhook/lang/zh-cn.php
index 8ccc9a71c1..e4035b76ac 100644
--- a/module/webhook/lang/zh-cn.php
+++ b/module/webhook/lang/zh-cn.php
@@ -4,6 +4,7 @@ $lang->webhook->list     = 'Webhook列表';
 $lang->webhook->api      = '接口';
 $lang->webhook->entry    = '应用';
 $lang->webhook->log      = '日志';
+$lang->webhook->bind     = '绑定用户';
 $lang->webhook->assigned = '指派给';
 $lang->webhook->setting  = '设置';
 
@@ -41,8 +42,14 @@ $lang->webhook->typeList['default']   = '其他';
 $lang->webhook->sendTypeList['sync']  = '同步';
 $lang->webhook->sendTypeList['async'] = '异步';
 
-$lang->webhook->dingAppKey    = '钉钉AppKey';
-$lang->webhook->dingAppSecret = '钉钉AppSecret';
+$lang->webhook->dingAgentId    = '钉钉AgentId';
+$lang->webhook->dingAppKey     = '钉钉AppKey';
+$lang->webhook->dingAppSecret  = '钉钉AppSecret';
+$lang->webhook->dingUserid     = '钉钉Userid';
+$lang->webhook->dingBindStatus = '钉钉绑定状态';
+
+$lang->webhook->dingBindStatusList['0'] = '未绑定';
+$lang->webhook->dingBindStatusList['1'] = '已绑定';
 
 $lang->webhook->paramsList['objectType'] = '对象类型';
 $lang->webhook->paramsList['objectID']   = '对象ID';
@@ -60,6 +67,7 @@ $lang->webhook->trimWords = '了';
 
 $lang->webhook->note = new stdClass();
 $lang->webhook->note->async   = '异步需要打开计划任务';
+$lang->webhook->note->bind    = '只有钉钉工作通知类型才需要绑定用户。';
 $lang->webhook->note->product = "此项为空时所有{$lang->productCommon}的动作都会触发钩子，否则只有关联{$lang->productCommon}的动作才会触发。";
 $lang->webhook->note->project = "此项为空时所有{$lang->projectCommon}的动作都会触发钩子，否则只有关联{$lang->projectCommon}的动作才会触发。";
 
diff --git a/module/webhook/model.php b/module/webhook/model.php
index f2bc8b9942..dfb686c4af 100644
--- a/module/webhook/model.php
+++ b/module/webhook/model.php
@@ -113,6 +113,19 @@ class webhookModel extends model
         return $this->dao->select('*')->from(TABLE_NOTIFY)->where('status')->eq('wait')->andWhere('objectType')->eq('webhook')->orderBy('id')->fetchAll('id');
     }
 
+    /**
+     * Get bind users.
+     * 
+     * @param  int    $webhookID 
+     * @access public
+     * @return array
+     */
+    public function getBindUsers($webhookID)
+    {
+        return $this->dao->select('*')->from(TABLE_DINGUSERID)->where('webhook')->eq($webhookID)
+            ->fetchPairs('account', 'userid');
+    }
+
     /**
      * Create a webhook. 
      * 
@@ -133,14 +146,20 @@ class webhookModel extends model
         if($webhook->type == 'dingapi')
         {
             $webhook->secret = array();
+            $webhook->secret['agentId']   = $webhook->agentId;
             $webhook->secret['appKey']    = $webhook->appKey;
             $webhook->secret['appSecret'] = $webhook->appSecret;
 
+            if(empty($webhook->agentId))   dao::$errors['agentId']   = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAgentId);
+            if(empty($webhook->appKey))    dao::$errors['appKey']    = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAppKey);
+            if(empty($webhook->appSecret)) dao::$errors['appSecret'] = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAppSecret);
+            if(dao::isError()) return false;
+
             $webhook->secret = json_encode($webhook->secret);
             $webhook->url    = $this->config->webhook->dingapiUrl;
         }
         
-        $this->dao->insert(TABLE_WEBHOOK)->data($webhook, 'appKey,appSecret')
+        $this->dao->insert(TABLE_WEBHOOK)->data($webhook, 'agentId,appKey,appSecret')
             ->batchCheck($this->config->webhook->create->requiredFields, 'notempty')
             ->autoCheck()
             ->exec();
@@ -170,13 +189,19 @@ class webhookModel extends model
         if($webhook->type == 'dingapi')
         {
             $webhook->secret = array();
+            $webhook->secret['agentId']   = $webhook->agentId;
             $webhook->secret['appKey']    = $webhook->appKey;
             $webhook->secret['appSecret'] = $webhook->appSecret;
 
+            if(empty($webhook->agentId))   dao::$errors['agentId']   = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAgentId);
+            if(empty($webhook->appKey))    dao::$errors['appKey']    = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAppKey);
+            if(empty($webhook->appSecret)) dao::$errors['appSecret'] = sprintf($this->lang->error->notempty, $this->lang->webhook->dingAppSecret);
+            if(dao::isError()) return false;
+
             $webhook->secret = json_encode($webhook->secret);
         }
 
-        $this->dao->update(TABLE_WEBHOOK)->data($webhook, 'appKey,appSecret')
+        $this->dao->update(TABLE_WEBHOOK)->data($webhook, 'agentId,appKey,appSecret')
             ->batchCheck($this->config->webhook->edit->requiredFields, 'notempty')
             ->autoCheck()
             ->where('id')->eq($id)
@@ -184,6 +209,29 @@ class webhookModel extends model
         return !dao::isError();
     }
 
+    /**
+     * Bind ding userid.
+     * 
+     * @param  int    $webhookID 
+     * @access public
+     * @return bool
+     */
+    public function bind($webhookID)
+    {
+        $data = fixer::input('post')->get();
+        foreach($data->userid as $account => $userid)
+        {
+            if(empty($userid)) continue;
+
+            $dingUser = new stdclass();
+            $dingUser->webhook = $webhookID;
+            $dingUser->account = $account;
+            $dingUser->userid  = $userid;
+            $this->dao->replace(TABLE_DINGUSERID)->data($dingUser)->exec();
+        }
+        return !dao::isError();
+    }
+
     /**
      * Send data. 
      * 
@@ -288,7 +336,7 @@ class webhookModel extends model
             foreach(explode(',', $webhook->params) as $param) $data->$param = $action->$param;
         }
 
-        return helper::jsonEncode($data);
+        return json_encode($data);
     }
 
     /**
diff --git a/module/webhook/view/bind.html.php b/module/webhook/view/bind.html.php
new file mode 100644
index 0000000000..49f6fb59c8
--- /dev/null
+++ b/module/webhook/view/bind.html.php
@@ -0,0 +1,63 @@
+<?php include '../../common/view/header.html.php';?>
+<div id='mainContent' class='main-content'>
+  <div class='center-block mw-800px'>
+    <div class='main-header'>
+      <h2><?php echo $lang->webhook->bind?></h2>
+    </div>
+    <form class='main-form' id='bindForm' target='hiddenwin' method='post' data-ride='table'>
+      <table id='bindList' class='table table-fixed table-bordered active-disabled'>
+        <thead>
+        <tr class='text-center'>
+          <th class='text-left'><?php echo $lang->user->account?></th>
+          <th class='w-200px text-left'><?php echo $lang->user->realname?></th>
+          <th class='w-200px'><?php echo $lang->webhook->dingUserid?></th>
+          <th class='w-100px'><?php echo $lang->webhook->dingBindStatus?></th>
+        </tr>
+        </thead>
+        <tbody>
+        <?php $inputVars = 0;?>
+        <?php foreach($users as $user):?>
+        <tr>
+          <td><?php echo $user->account;?></td>
+          <td><?php echo $user->realname;?></td>
+          <?php
+          $userid     = '';
+          $bindStatus = 0;
+          if(isset($bindedUsers[$user->account]))
+          {
+              $userid     = $bindedUsers[$user->account];
+              $bindStatus = 1;
+          }
+          elseif(isset($dingUsers[$user->realname]))
+          {
+              $userid = $dingUsers[$user->realname];
+          }
+          ?>
+          <td><?php echo html::select("userid[{$user->account}]", $useridPairs, $userid, 'class="form-control"')?></td>
+          <td class='text-center'><?php echo zget($lang->webhook->dingBindStatusList, $bindStatus, '');?></td>
+        </tr>
+        <?php $inputVars += 1;?>
+        <?php endforeach;?>
+        </tbody>
+      </table>
+      <?php if($users):?>
+      <div class='table-footer'>
+        <div class='text'>
+          <?php echo html::submitButton($lang->save, '', 'btn btn-primary');?>
+          <?php echo html::a($this->createLink('webhook', 'browse'), $lang->goback, '', "class='btn'");?>
+        </div>
+        <?php $pager->show('right', 'pagerjs');?>
+      </div>
+      <?php endif;?>
+    </form>
+  </div>
+</div>
+<script>
+<?php if(common::judgeSuhosinSetting($inputVars)):?>
+$(function()
+{
+    $('.table-footer').before("<div class='alert alert-info'><?php echo  extension_loaded('suhosin') ? trim(sprintf($lang->suhosinInfo, $inputVars)) : trim(sprintf($lang->maxVarsInfo, $inputVars));?></div>")
+})
+<?php endif;?>
+</script>
+<?php include '../../common/view/footer.html.php';?>
diff --git a/module/webhook/view/browse.html.php b/module/webhook/view/browse.html.php
index 508378752e..1fc4c855ac 100644
--- a/module/webhook/view/browse.html.php
+++ b/module/webhook/view/browse.html.php
@@ -22,7 +22,7 @@
           <th class='w-60px'><?php common::printOrderLink('type', $orderBy, $vars, $lang->webhook->type);?></th>
           <th class='w-200px text-left'><?php common::printOrderLink('name', $orderBy, $vars, $lang->webhook->name);?></th>
           <th><?php common::printOrderLink('url', $orderBy, $vars, $lang->webhook->url);?></th>
-          <th class='c-actions-3'><?php echo $lang->actions;?></th>
+          <th class='c-actions-4'><?php echo $lang->actions;?></th>
         </tr>
       </thead>
       <tbody>
@@ -32,8 +32,9 @@
           <td class='text-center'><?php echo zget($lang->webhook->typeList, $webhook->type);?></td>
           <td class='text' title='<?php echo $webhook->name;?>'><?php echo $webhook->name;?></td>
           <td class='text' title='<?php echo $webhook->url;?>'><?php echo $webhook->url;?></td>
-          <td class='c-actions'>
+          <td class='c-actions text-right'>
             <?php
+            if($webhook->type == 'dingapi') common::printIcon('webhook', 'bind', "webhookID=$id", '', 'list', 'link');
             common::printIcon('webhook', 'log', "webhookID=$id", '', 'list', 'file-text');
             common::printIcon('webhook', 'edit', "webhookID=$id", '', 'list');
             if(common::hasPriv('webhook', 'delete'))
diff --git a/module/webhook/view/create.html.php b/module/webhook/view/create.html.php
index 34836bea7f..e473d0f39b 100644
--- a/module/webhook/view/create.html.php
+++ b/module/webhook/view/create.html.php
@@ -39,6 +39,10 @@
           <th><?php echo $lang->webhook->secret;?></th>
           <td><?php echo html::input('secret', '', "class='form-control'");?></td>
         </tr>
+        <tr class='dingapiTR'>
+          <th><?php echo $lang->webhook->dingAgentId;?></th>
+          <td><?php echo html::input('agentId', '', "class='form-control'");?></td>
+        </tr>
         <tr class='dingapiTR'>
           <th><?php echo $lang->webhook->dingAppKey;?></th>
           <td><?php echo html::input('appKey', '', "class='form-control'");?></td>
diff --git a/module/webhook/view/edit.html.php b/module/webhook/view/edit.html.php
index 689a6de2fb..2a8f54ba18 100644
--- a/module/webhook/view/edit.html.php
+++ b/module/webhook/view/edit.html.php
@@ -22,7 +22,7 @@
         <tr>
           <th class='thWidth'><?php echo $lang->webhook->type;?></th>
           <td><?php echo zget($lang->webhook->typeList, $webhook->type);?></td>
-          <td></td>
+          <td><?php echo html::hidden('type', $webhook->type);?></td>
         </tr>
         <tr>
           <th><?php echo $lang->webhook->name;?></th>
@@ -42,6 +42,10 @@
         <?php endif;?>
         <?php if($webhook->type == 'dingapi'):?>
         <?php $secret = json_decode($webhook->secret);?>
+        <tr class='dingapiTR'>
+          <th><?php echo $lang->webhook->dingAgentId;?></th>
+          <td><?php echo html::input('agentId', $secret->agentId, "class='form-control'");?></td>
+        </tr>
         <tr class='dingapiTR'>
           <th><?php echo $lang->webhook->dingAppKey;?></th>
           <td><?php echo html::input('appKey', $secret->appKey, "class='form-control'");?></td>