diff --git a/WePayV3/Contracts/BasicWePay.php b/WePayV3/Contracts/BasicWePay.php
index 36a3f9e..41b1528 100644
--- a/WePayV3/Contracts/BasicWePay.php
+++ b/WePayV3/Contracts/BasicWePay.php
@@ -153,8 +153,8 @@ abstract class BasicWePay
         $token = sprintf('mchid="%s",nonce_str="%s",timestamp="%d",serial_no="%s",signature="%s"',
             $this->config['mch_id'], $nonce, $time, $this->config['cert_serial'], $this->signBuild($signstr)
         );
-
-        list($header, $content) = $this->_doRequestCurl($method, $this->base . $pathinfo, [
+        $location = preg_match('|^https?://|', $pathinfo) ? $pathinfo : ($this->base . $pathinfo);
+        list($header, $content) = $this->_doRequestCurl($method, $location, [
             'data' => $jsondata, 'header' => [
                 "Accept: application/json", "Content-Type: application/json",
                 'User-Agent: https://thinkadmin.top', "Authorization: WECHATPAY2-SHA256-RSA2048 {$token}",
diff --git a/WePayV3/Order.php b/WePayV3/Order.php
index 02e5439..e094b76 100644
--- a/WePayV3/Order.php
+++ b/WePayV3/Order.php
@@ -184,7 +184,6 @@ class Order extends BasicWePay
      */
     public function downloadBill($fileurl)
     {
-        $path = strstr($fileurl, '/v3/');
-        return $this->doRequest('GET', $path, '', false, false);
+        return $this->doRequest('GET', $fileurl, '', false, false);
     }
 }