diff --git a/app/api/controller/PayPassword.php b/app/api/controller/PayPassword.php
new file mode 100755
index 00000000..bbb47086
--- /dev/null
+++ b/app/api/controller/PayPassword.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace app\api\controller;
+
+use app\api\logic\UserLogic;
+use app\api\validate\PayPasswordValidate;
+use app\common\basics\Api;
+use app\common\enum\NoticeEnum;
+use app\common\server\JsonServer;
+
+class PayPassword extends Api
+{
+    public function forget()
+    {
+        $post = $this->request->post();
+        $post['message_key'] = NoticeEnum::GET_BACK_MOBILE_NOTICE;
+        (new PayPasswordValidate())->goCheck('', $post);
+        $result = UserLogic::resetPayPassword($post);
+        if (false === $result) {
+            return JsonServer::error(UserLogic::getError());
+        }
+        return JsonServer::success('修改成功', $result);
+    }
+}
\ No newline at end of file
diff --git a/app/api/logic/UserLogic.php b/app/api/logic/UserLogic.php
index aa0b7191..213f05d4 100755
--- a/app/api/logic/UserLogic.php
+++ b/app/api/logic/UserLogic.php
@@ -22,7 +22,6 @@ use app\common\server\WeChatServer;
 use EasyWeChat\Factory;
 use EasyWeChat\Kernel\Exceptions\Exception;
 use think\facade\Db;
-use app\api\logic\BillionsLogic;
 
 class UserLogic extends Logic
 {
@@ -613,4 +612,31 @@ class UserLogic extends Logic
 
         return count($valid_array);
     }
+
+    public static function resetPayPassword($post)
+    {
+        try {
+            $account = User::where(['mobile' => $post['mobile'], 'del' => 0])
+                ->find();
+            if (!$account) {
+                throw new \Exception('账号不存在');
+            }
+            //更新密码
+            $pay_password = create_password($post['pay_password'], $account['salt']);//生成密码
+            if ($account['pay_password'] == $pay_password) {
+                throw new \Exception('密码未改动');
+            }
+            $data = [
+                'pay_password' => $pay_password,
+                'update_time'  => time(),
+            ];
+            User::where(['id' => $account['id'], 'del' => 0])
+                ->update($data);
+
+            return ['flag' => true];
+        } catch (\Exception $e) {
+            self::$error = $e->getMessage();
+            return false;
+        }
+    }
 }
diff --git a/app/api/validate/PayPasswordValidate.php b/app/api/validate/PayPasswordValidate.php
new file mode 100755
index 00000000..2cd8e9ac
--- /dev/null
+++ b/app/api/validate/PayPasswordValidate.php
@@ -0,0 +1,78 @@
+<?php
+// +----------------------------------------------------------------------
+// | likeshop开源商城系统
+// +----------------------------------------------------------------------
+// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
+// | gitee下载：https://gitee.com/likeshop_gitee
+// | github下载：https://github.com/likeshop-github
+// | 访问官网：https://www.likeshop.cn
+// | 访问社区：https://home.likeshop.cn
+// | 访问手册：http://doc.likeshop.cn
+// | 微信公众号：likeshop技术社区
+// | likeshop系列产品在gitee、github等公开渠道开源版本可免费商用，未经许可不能去除前后端官方版权标识
+// |  likeshop系列产品收费版本务必购买商业授权，购买去版权授权后，方可去除前后端官方版权标识
+// | 禁止对系统程序代码以任何目的，任何形式的再发布
+// | likeshop团队版权所有并拥有最终解释权
+// +----------------------------------------------------------------------
+// | author: likeshop.cn.team
+// +----------------------------------------------------------------------
+
+
+namespace app\api\validate;
+
+
+use app\common\basics\Validate;
+use app\common\logic\SmsLogic;
+use Closure;
+
+/**
+ * Class LoginPasswordValidate
+ * @package app\api\validate
+ */
+class PayPasswordValidate extends Validate
+{
+    protected $rule = [
+        'mobile' => 'require|mobile',
+        'password' => 'require|confirm:password|checkPassword',
+        'repassword' => 'require|confirm:password|checkPassword',
+        'code' => 'require|checkCode',
+    ];
+
+    protected $message = [
+        'mobile.require' => '请输入手机号',
+        'password.require' => '请输入密码',
+        'repassword.require' => '请再次输入密码',
+        'repassword.confirm' => '两次密码输入不一致',
+        'code.require' => '请输入验证码',
+        'mobile.mobile' => '非有效手机号码'
+    ];
+
+    /**
+     * @notes 验证码
+     * @param $value
+     * @param $rule
+     * @param $data
+     * @return array|bool|string
+     * @author suny
+     * @date 2021/7/13 6:29 下午
+     */
+    public static function checkCode($value, $rule, $data)
+    {
+        $res = SmsLogic::check($data['message_key'], $data['mobile'], $value);
+        if (false === $res) {
+            return SmsLogic::getError();
+        }
+        return true;
+    }
+
+    public static function checkPassword($value, $rule, $data)
+    {
+        if (!is_numeric($value)) {
+            return '密码类型错误';
+        }
+
+        if (strlen($value) != 6) {
+            return '密码长度需要满足6位';
+        }
+    }
+}
\ No newline at end of file