diff --git a/src/Payment/Close/Client.php b/src/Payment/Close/Client.php
index e0cffb2..abe5e0e 100755
--- a/src/Payment/Close/Client.php
+++ b/src/Payment/Close/Client.php
@@ -4,13 +4,13 @@ namespace EasyAlipay\Payment\Close;
 
 use EasyAlipay\Kernel\AppClient;
 use EasyAlipay\Kernel\AppRequest;
-use EasyAlipay\Payment\Model\AlipayFundTransUniTransferContentBuilder;
 use EasyAlipay\Payment\Model\AlipayTradeCloseContentBuilder;
 
 class Client extends AppClient
 {
     /**
-     * @param array $payload
+     * 关闭订单
+     * @param string $out_trade_no
      * @return \EasyAlipay\Kernel\Support\Collection
      * @throws \EasyAlipay\Kernel\Exceptions\BadRequestException
      * @throws \EasyAlipay\Kernel\Exceptions\InvalidArgumentException
@@ -18,37 +18,14 @@ class Client extends AppClient
      * @throws \EasyAlipay\Kernel\Exceptions\InvalidSignException
      * @throws \GuzzleHttp\Exception\GuzzleException
      */
-    public function transfer(array $payload)
+    public function close(string $out_trade_no)
     {
         //构造查询业务请求参数对象
-        $contentBuilder = new AlipayFundTransUniTransferContentBuilder();
-        $contentBuilder->setOutBizNo($payload['out_biz_no']);
-        $contentBuilder->setTransAmount($payload['trans_amount']);
-        $contentBuilder->setIdentity($payload['identity']);
-        if (isset($payload['identity_type'])) {
-            $contentBuilder->setIdentity($payload['identity_type']);
-        }
-        if (isset($payload['name'])) {
-            $contentBuilder->setIdentityName($payload['name']);
-        }
-        if (isset($payload['remark'])) {
-            $contentBuilder->setRemark($payload['remark']);
-        }
-        if (isset($payload['biz_scene'])) {
-            $contentBuilder->setBizScene($payload['biz_scene']);
-        }
-        if (isset($payload['order_title'])) {
-            $contentBuilder->setOrderTitle($payload['order_title']);
-        }
-        if (isset($payload['original_order_id'])) {
-            $contentBuilder->setOriginalOrderId($payload['original_order_id']);
-        }
-        if (isset($payload['business_params'])) {
-            $contentBuilder->setBusinessParams($payload['business_params']);
-        }
+        $closeContentBuilder = new AlipayTradeCloseContentBuilder();
+        $closeContentBuilder->setOutTradeNo($out_trade_no);
         $request = new AppRequest ();
-        $request->setBizContent($contentBuilder->getBizContent());
-        $request->setApiMethodName("alipay.fund.trans.uni.transfer");
-        return ($this->execute($request));
+        $request->setBizContent($closeContentBuilder->getBizContent());
+        $request->setApiMethodName("alipay.trade.close");
+        return($this->execute($request)) ;
     }
 }
diff --git a/src/Payment/Fund/Client.php b/src/Payment/Fund/Client.php
index 87a6159..ba27ceb 100755
--- a/src/Payment/Fund/Client.php
+++ b/src/Payment/Fund/Client.php
@@ -4,13 +4,12 @@ namespace EasyAlipay\Payment\Fund;
 
 use EasyAlipay\Kernel\AppClient;
 use EasyAlipay\Kernel\AppRequest;
-use EasyAlipay\Payment\Model\AlipayTradeCloseContentBuilder;
+use EasyAlipay\Payment\Model\AlipayFundTransUniTransferContentBuilder;
 
 class Client extends AppClient
 {
     /**
-     * 关闭订单
-     * @param string $out_trade_no
+     * @param array $payload
      * @return \EasyAlipay\Kernel\Support\Collection
      * @throws \EasyAlipay\Kernel\Exceptions\BadRequestException
      * @throws \EasyAlipay\Kernel\Exceptions\InvalidArgumentException
@@ -18,14 +17,37 @@ class Client extends AppClient
      * @throws \EasyAlipay\Kernel\Exceptions\InvalidSignException
      * @throws \GuzzleHttp\Exception\GuzzleException
      */
-    public function close(string $out_trade_no)
+    public function transfer(array $payload)
     {
         //构造查询业务请求参数对象
-        $closeContentBuilder = new AlipayTradeCloseContentBuilder();
-        $closeContentBuilder->setOutTradeNo($out_trade_no);
+        $contentBuilder = new AlipayFundTransUniTransferContentBuilder();
+        $contentBuilder->setOutBizNo($payload['out_biz_no']);
+        $contentBuilder->setTransAmount($payload['trans_amount']);
+        $contentBuilder->setIdentity($payload['identity']);
+        if (isset($payload['identity_type'])) {
+            $contentBuilder->setIdentity($payload['identity_type']);
+        }
+        if (isset($payload['name'])) {
+            $contentBuilder->setIdentityName($payload['name']);
+        }
+        if (isset($payload['remark'])) {
+            $contentBuilder->setRemark($payload['remark']);
+        }
+        if (isset($payload['biz_scene'])) {
+            $contentBuilder->setBizScene($payload['biz_scene']);
+        }
+        if (isset($payload['order_title'])) {
+            $contentBuilder->setOrderTitle($payload['order_title']);
+        }
+        if (isset($payload['original_order_id'])) {
+            $contentBuilder->setOriginalOrderId($payload['original_order_id']);
+        }
+        if (isset($payload['business_params'])) {
+            $contentBuilder->setBusinessParams($payload['business_params']);
+        }
         $request = new AppRequest ();
-        $request->setBizContent($closeContentBuilder->getBizContent());
-        $request->setApiMethodName("alipay.trade.close");
-        return($this->execute($request)) ;
+        $request->setBizContent($contentBuilder->getBizContent());
+        $request->setApiMethodName("alipay.fund.trans.uni.transfer");
+        return ($this->execute($request));
     }
 }