diff --git a/src/Wechat/Work/Message/MessageInterface.php b/src/Wechat/Work/Message/MessageInterface.php
index 9869fbf..6806c02 100644
--- a/src/Wechat/Work/Message/MessageInterface.php
+++ b/src/Wechat/Work/Message/MessageInterface.php
@@ -12,12 +12,12 @@ abstract class MessageInterface
     const TYPE_TEXT_CARD = 'textcard';
     const TYPE_NEWS = 'news';
     const TYPE_MP_NEWS = 'mpnews';
+    const TYPE_MINI_PROGRAM_NOTICE = 'miniprogram_notice';
 
     protected $type;
-    protected $attr;
-    protected $safe;
 
     protected $params;
+    protected $attr;
 
     public function toUser($user)
     {
@@ -41,10 +41,17 @@ abstract class MessageInterface
     {
         $params = array_merge([
             'msgtype' => $this->type,
-            'safe' => $this->safe,
+            'safe' => 0,
         ], $this->params);
 
         switch ($this->type) {
+            case self::TYPE_TEXT:
+                $params = array_merge($params, [
+                    $this->type => [
+                        'content' => $this->attr['content'],
+                    ],
+                ]);
+                break;
             case self::TYPE_TEXT_CARD:
                 $params = array_merge($params, [
                     $this->type => [
@@ -55,10 +62,15 @@ abstract class MessageInterface
                     ],
                 ]);
                 break;
+            case self::TYPE_MINI_PROGRAM_NOTICE:
+                $params = array_merge($params, [
+                    $this->type => $this->attr,
+                ]);
+                break;
             default:
                 throw new \Exception('message type ' . $this->type . ' is not allow');
         }
-        return $arr;
+        return $params;
     }
 
 }
\ No newline at end of file
diff --git a/src/Wechat/Work/Message/MiniProgramMessage.php b/src/Wechat/Work/Message/MiniProgramMessage.php
new file mode 100644
index 0000000..11b90bd
--- /dev/null
+++ b/src/Wechat/Work/Message/MiniProgramMessage.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace Wechat\Work\Message;
+
+use Wechat\Work\Message\MessageInterface;
+
+class MiniProgramMessage extends MessageInterface
+{
+
+    public function __construct()
+    {
+        $this->type = self::TYPE_MINI_PROGRAM_NOTICE;
+    }
+
+    public function appid($val)
+    {
+        $this->attr['appid'] = $val;
+        return $this;
+    }
+
+    public function page($val)
+    {
+        $this->attr['page'] = $val;
+        return $this;
+    }
+
+    public function title($id)
+    {
+        $this->attr['title'] = $id;
+        return $this;
+    }
+
+    public function description($id)
+    {
+        $this->attr['description'] = $id;
+        return $this;
+    }
+
+    public function emphasisFirstItem($id)
+    {
+        $this->attr['emphasis_first_item'] = $id;
+        return $this;
+    }
+
+    public function contentItem($id)
+    {
+        $this->attr['content_item'] = $id;
+        return $this;
+    }
+
+
+}
\ No newline at end of file
diff --git a/src/Wechat/Work/Message/TextCardMessage.php b/src/Wechat/Work/Message/TextCardMessage.php
index 3a03a39..6f94e15 100644
--- a/src/Wechat/Work/Message/TextCardMessage.php
+++ b/src/Wechat/Work/Message/TextCardMessage.php
@@ -6,11 +6,7 @@ use Wechat\Work\Message\MessageInterface;
 
 class TextCardMessage extends MessageInterface
 {
-
-
-    protected $type;
-    protected $attr;
-
+    
     public function __construct()
     {
         $this->type = self::TYPE_TEXT_CARD;
@@ -40,24 +36,4 @@ class TextCardMessage extends MessageInterface
         return $this;
     }
 
-    public function toArray()
-    {
-        $arr = [
-            'msgtype' => $this->type,
-            $this->type => [
-                'title' => $this->attr['title'],
-                'description' => $this->attr['description'],
-                'url' => $this->attr['url'],
-                'btntxt' => $this->attr['btntxt'],
-            ],
-            'safe' => $this->safe,
-        ];
-
-        if (!empty($this->params)) {
-            $arr = array_merge($this->params, $arr);
-        }
-
-        return $arr;
-    }
-
 }
\ No newline at end of file
diff --git a/src/Wechat/Work/Message/TextMessage.php b/src/Wechat/Work/Message/TextMessage.php
index fe43b13..69bba3e 100644
--- a/src/Wechat/Work/Message/TextMessage.php
+++ b/src/Wechat/Work/Message/TextMessage.php
@@ -1,35 +1,16 @@
 <?php
 
-namespace App\Wechat\Work;
+namespace Wechat\Work\Message;
 
-class TextMessage extends Message
+use Wechat\Work\Message\MessageInterface;
+
+class TextMessage extends MessageInterface
 {
 
-    protected $type;
-    protected $attr;
-
     public function __construct($content)
     {
-        parent::__construct();
         $this->type = self::TYPE_TEXT;
         $this->attr['content'] = $content;
     }
 
-    public function toArray()
-    {
-        $arr = [
-            'msgtype' => $this->type,
-            $this->type => [
-                'content' => $this->attr['content'],
-            ],
-            'safe' => $this->safe,
-        ];
-
-        if (!empty($this->params)) {
-            $arr = array_merge($this->params, $arr);
-        }
-
-        return $arr;
-    }
-
 }
\ No newline at end of file