diff --git a/extend/ImgCaptcha.php b/extend/ImgCaptcha.php
new file mode 100644
index 0000000..a8ea520
--- /dev/null
+++ b/extend/ImgCaptcha.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+class ImgCaptcha
+{
+    // 图鉴 http://www.ttshitu.com/
+    public static function ttShiTu(string $image = '', string $typeid = '3'): string
+    {
+        $api_url = 'http://api.ttshitu.com/predict';
+        $info = [
+            'username' => '2679275057',
+            'password' => '7698177hcnTJ',
+            'typeid' => $typeid,
+            'image' => $image
+        ];
+        $res = self::getHttpResponse($api_url, [], json_encode($info));
+        $data = json_decode($res, true);
+        $captcha = '';
+        if ($data['success'] === true) {
+            $captcha = $data['data']['result'];
+        }
+        return $captcha;
+    }
+    // 请求外部资源
+    private function getHttpResponse($url, $header = [], $post = null, $timeout = 10)
+    {
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
+        if ($header) {
+            curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
+        } else {
+            $httpheader[] = "Accept: */*";
+            $httpheader[] = "Accept-Language: zh-CN,zh;q=0.9";
+            $httpheader[] = "Connection: close";
+            curl_setopt($ch, CURLOPT_HTTPHEADER, $httpheader);
+        }
+        curl_setopt($ch, CURLOPT_HEADER, false);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+        if ($post) {
+            curl_setopt($ch, CURLOPT_POST, true);
+            curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
+        }
+        $response = curl_exec($ch);
+        curl_close($ch);
+        return $response;
+    }
+}
diff --git a/extend/MpayClass.php b/extend/MpayClass.php
new file mode 100644
index 0000000..dce8252
--- /dev/null
+++ b/extend/MpayClass.php
@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+class MpayClass
+{
+    private $pid;
+    private $key;
+    private $host;
+    private $check_neworder_url;
+    private $submit_records_url;
+    function __construct($config)
+    {
+        $this->pid = $config['pid'];
+        $this->key = $config['key'];
+        $this->host = $config['host'];
+        $this->check_neworder_url = $this->host . '/order.php';
+        $this->submit_records_url = $this->host . '/payHeart';
+    }
+    // 查询新订单
+    public function orderHeart()
+    {
+        $url = $this->check_neworder_url . "?pid={$this->pid}&sign={$this->getSign()}";
+        $res = $this->getHttpResponse($url);
+        return $res;
+    }
+    // 提交收款明细
+    public function upRecords($records, $aid)
+    {
+        $header = ['Content-Type: application/json;charset=UTF-8'];
+        $url = $this->submit_records_url . "?pid={$this->pid}&aid={$aid}&sign={$this->getSign()}";
+        $res = $this->getHttpResponse($url, $header, json_encode($records));
+        return $res;
+    }
+
+    // 签名方法
+    private function getSign()
+    {
+        return md5($this->pid . $this->key);
+    }
+    // 请求外部资源
+    private function getHttpResponse($url, $header = [], $post = null, $timeout = 10)
+    {
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
+        if ($header) {
+            curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
+        } else {
+            $httpheader[] = "Accept: */*";
+            $httpheader[] = "Accept-Language: zh-CN,zh;q=0.8";
+            $httpheader[] = "Connection: close";
+            curl_setopt($ch, CURLOPT_HTTPHEADER, $httpheader);
+        }
+        curl_setopt($ch, CURLOPT_HEADER, false);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+        if ($post) {
+            curl_setopt($ch, CURLOPT_POST, true);
+            curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
+        }
+        $response = curl_exec($ch);
+        curl_close($ch);
+        return $response;
+    }
+}
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diff --git a/extend/payclient.zip b/extend/payclient.zip
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