diff --git a/src/Work/ExternalContact/Client.php b/src/Work/ExternalContact/Client.php
index 9d05cf790..79bf665ec 100644
--- a/src/Work/ExternalContact/Client.php
+++ b/src/Work/ExternalContact/Client.php
@@ -86,7 +86,7 @@ public function get(string $externalUserId)
     public function getUnassigned(int $pageId = 0, int $pageSize = 1000)
     {
         return $this->httpPostJson('cgi-bin/externalcontact/get_unassigned_list', [
-            'page_id'   => $pageId,
+            'page_id' => $pageId,
             'page_size' => $pageSize,
         ]);
     }
@@ -133,9 +133,9 @@ public function transfer(string $externalUserId, string $handoverUserId, string
     public function transferCustomer(array $externalUserId, string $handoverUserId, string $takeoverUserId, string $transferSuccessMessage)
     {
         $params = [
-            'external_userid'      => $externalUserId,
-            'handover_userid'      => $handoverUserId,
-            'takeover_userid'      => $takeoverUserId,
+            'external_userid' => $externalUserId,
+            'handover_userid' => $handoverUserId,
+            'takeover_userid' => $takeoverUserId,
             'transfer_success_msg' => $transferSuccessMessage
         ];
 
@@ -224,10 +224,10 @@ public function addCorpTag(array $params)
     public function mark_tag(string $userid, string $external_userid, array $add_tag, array $remove_tag)
     {
         $params = [
-            'userid'          => $userid,
+            'userid' => $userid,
             'external_userid' => $external_userid,
-            'add_tag'         => $add_tag,
-            'remove_tag'      => $remove_tag,
+            'add_tag' => $add_tag,
+            'remove_tag' => $remove_tag,
         ];
 
         return $this->httpPostJson('cgi-bin/externalcontact/mark_tag', $params);
@@ -250,7 +250,7 @@ public function mark_tag(string $userid, string $external_userid, array $add_tag
     public function deleteCorpTag(array $tagId, array $groupId)
     {
         $params = [
-            "tag_id"   => $tagId,
+            "tag_id" => $tagId,
             "group_id" => $groupId,
         ];
 
@@ -279,12 +279,12 @@ public function deleteCorpTag(array $tagId, array $groupId)
     public function remark(string $userid, string $external_userid, string $remark, string $description, string $remark_company, array $remark_mobiles, string $remark_pic_mediaid = '')
     {
         $params = [
-            'userid'             => $userid,
-            'external_userid'    => $external_userid,
-            'remark'             => $remark,
-            'description'        => $description,
-            'remark_company'     => $remark_company,
-            'remark_mobiles'     => $remark_mobiles,
+            'userid' => $userid,
+            'external_userid' => $external_userid,
+            'remark' => $remark,
+            'description' => $description,
+            'remark_company' => $remark_company,
+            'remark_mobiles' => $remark_mobiles,
             'remark_pic_mediaid' => $remark_pic_mediaid,
         ];
 
@@ -305,16 +305,15 @@ public function remark(string $userid, string $external_userid, string $remark,
      * @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
      * @throws \GuzzleHttp\Exception\GuzzleException
      */
-    public function getGroupChatList(int $status_filter = 0, int $offset = 0, int $limit = 100, array $user_list = [], array $part_list = [])
-    {
+    public function getGroupChatList(int $status_filter=0,int $offset=0,int $limit=100 ,array $user_list=[],array $part_list=[]){
         $params = [
-            "status_filter" => $status_filter,
-            "owner_filter"  => [
-                "userid_list"  => $user_list,
-                "partyid_list" => $part_list,
+            "status_filter"=>$status_filter,
+            "owner_filter"=>[
+                "userid_list"=> $user_list,
+                "partyid_list"=>$part_list,
             ],
-            "offset"        => $offset,
-            "limit"         => $limit
+            "offset"=>$offset,
+            "limit"=>$limit
         ];
 
         return $this->httpPostJson('cgi-bin/externalcontact/groupchat/list', $params);
@@ -331,10 +330,9 @@ public function getGroupChatList(int $status_filter = 0, int $offset = 0, int $l
      * @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
      * @throws \GuzzleHttp\Exception\GuzzleException
      */
-    public function getGroupChatDetail(string $chatId)
-    {
-        $params = [
-            'chat_id' => $chatId,
+    public function getGroupChatDetail(string $chatId){
+        $params=[
+            'chat_id'=>$chatId,
         ];
 
         return $this->httpPostJson('cgi-bin/externalcontact/groupchat/get', $params);