diff --git a/src/Gateways/Alipay/Alipay.php b/src/Gateways/Alipay/Alipay.php
index acea97f..086c4cf 100644
--- a/src/Gateways/Alipay/Alipay.php
+++ b/src/Gateways/Alipay/Alipay.php
@@ -94,6 +94,7 @@ public function apply(array $options)
      * @param array|string $options 退款参数或退款商户订单号
      * @param null $refund_amount 退款金额
      * @return array|bool
+     * @throws GatewayException
      */
     public function refund($options, $refund_amount = null)
     {
@@ -105,8 +106,9 @@ public function refund($options, $refund_amount = null)
 
     /**
      * 关闭支付宝进行中的订单
-     * @param $options
+     * @param array|string $options
      * @return array|bool
+     * @throws GatewayException
      */
     public function close($options)
     {
@@ -120,6 +122,7 @@ public function close($options)
      * 查询支付宝订单状态
      * @param string $out_trade_no
      * @return array|bool
+     * @throws GatewayException
      */
     public function find($out_trade_no = '')
     {
diff --git a/src/Gateways/Alipay/BillGateway.php b/src/Gateways/Alipay/BillGateway.php
index 536d299..4fc2117 100644
--- a/src/Gateways/Alipay/BillGateway.php
+++ b/src/Gateways/Alipay/BillGateway.php
@@ -43,6 +43,7 @@ protected function getProductCode()
      * 应用并返回参数
      * @param array $options
      * @return array|bool
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Alipay/PosGateway.php b/src/Gateways/Alipay/PosGateway.php
index 7df0513..8fc795a 100644
--- a/src/Gateways/Alipay/PosGateway.php
+++ b/src/Gateways/Alipay/PosGateway.php
@@ -43,6 +43,7 @@ protected function getProductCode()
      * @param array $options
      * @param string $scene
      * @return array|bool
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [], $scene = 'bar_code')
     {
diff --git a/src/Gateways/Alipay/ScanGateway.php b/src/Gateways/Alipay/ScanGateway.php
index 7d435f1..bc644d2 100644
--- a/src/Gateways/Alipay/ScanGateway.php
+++ b/src/Gateways/Alipay/ScanGateway.php
@@ -42,6 +42,7 @@ protected function getProductCode()
      * 应用并返回参数
      * @param array $options
      * @return array|bool
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Alipay/TransferGateway.php b/src/Gateways/Alipay/TransferGateway.php
index 4b47e3d..832f0d0 100644
--- a/src/Gateways/Alipay/TransferGateway.php
+++ b/src/Gateways/Alipay/TransferGateway.php
@@ -42,6 +42,7 @@ protected function getProductCode()
      * 应用并返回参数
      * @param array $options
      * @return array|bool
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/AppGateway.php b/src/Gateways/Wechat/AppGateway.php
index 340049a..a6a54f7 100644
--- a/src/Gateways/Wechat/AppGateway.php
+++ b/src/Gateways/Wechat/AppGateway.php
@@ -33,6 +33,7 @@ protected function getTradeType()
      * 应用并返回参数
      * @param array $options
      * @return array
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/MiniappGateway.php b/src/Gateways/Wechat/MiniappGateway.php
index b8303ae..30ec0b4 100644
--- a/src/Gateways/Wechat/MiniappGateway.php
+++ b/src/Gateways/Wechat/MiniappGateway.php
@@ -12,8 +12,6 @@
 
 namespace Pay\Gateways\Wechat;
 
-use Pay\Exceptions\InvalidArgumentException;
-
 /**
  * 微信小程序支付网关
  * Class MiniappGateway
@@ -35,6 +33,7 @@ protected function getTradeType()
      * 应用并返回参数
      * @param array $options
      * @return array
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/MpGateway.php b/src/Gateways/Wechat/MpGateway.php
index ad9cf8d..16e173d 100644
--- a/src/Gateways/Wechat/MpGateway.php
+++ b/src/Gateways/Wechat/MpGateway.php
@@ -12,8 +12,6 @@
 
 namespace Pay\Gateways\Wechat;
 
-use Pay\Exceptions\InvalidArgumentException;
-
 /**
  * 微信公众号支付网关
  * Class MpGateway
@@ -34,6 +32,7 @@ protected function getTradeType()
      * 设置并返回参数
      * @param array $options
      * @return array
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/PosGateway.php b/src/Gateways/Wechat/PosGateway.php
index 12d24a3..2edf79b 100644
--- a/src/Gateways/Wechat/PosGateway.php
+++ b/src/Gateways/Wechat/PosGateway.php
@@ -12,8 +12,6 @@
 
 namespace Pay\Gateways\Wechat;
 
-use Pay\Exceptions\InvalidArgumentException;
-
 /**
  * 微信POS刷卡支付网关
  * Class PosGateway
@@ -35,6 +33,7 @@ protected function getTradeType()
      * 应用并返回参数
      * @param array $options
      * @return array
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/ScanGateway.php b/src/Gateways/Wechat/ScanGateway.php
index 1975cdd..63e6973 100644
--- a/src/Gateways/Wechat/ScanGateway.php
+++ b/src/Gateways/Wechat/ScanGateway.php
@@ -12,8 +12,6 @@
 
 namespace Pay\Gateways\Wechat;
 
-use Pay\Exceptions\InvalidArgumentException;
-
 /**
  * 微信扫码支付网关
  * Class ScanGateway
@@ -35,6 +33,7 @@ protected function getTradeType()
      * 应用并返回参数
      * @param array $options
      * @return mixed
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {
diff --git a/src/Gateways/Wechat/WapGateway.php b/src/Gateways/Wechat/WapGateway.php
index 24a800b..6856ed8 100644
--- a/src/Gateways/Wechat/WapGateway.php
+++ b/src/Gateways/Wechat/WapGateway.php
@@ -33,6 +33,7 @@ protected function getTradeType()
      * 应用并生成参数
      * @param array $options
      * @return string
+     * @throws \Pay\Exceptions\GatewayException
      */
     public function apply(array $options = [])
     {