diff --git a/src/Request/SendRequest.php b/src/Request/SendRequest.php
index d0a132d..1d8533b 100644
--- a/src/Request/SendRequest.php
+++ b/src/Request/SendRequest.php
@@ -67,7 +67,10 @@ public function androidSend($sign, string $type, CommonMessage $comMessage, arra
         if ($comMessage->getUrl()) {
             $payload->setAfterOpen(AndroidPayLoad::OPEN_URL)->setAfterOpenParams($comMessage->getUrl());
         }
-        $policy = Policy::make()->setOutBizNo($sign);
+        $policy = $sign;
+        if (! ($sign instanceof Policy)) {
+            $policy = Policy::make()->setOutBizNo($sign);
+        }
         return $this->send($message, $payload, $policy, $otherParams);
     }
 
@@ -111,7 +114,10 @@ public function iosSend($sign, CommonMessage $commonMessage, array $otherParams
         if ($commonMessage->getIosBadge()) {
             $payload->setBadge($commonMessage->getIosBadge());
         }
-        $policy = Policy::make()->setOutBizNo($sign);
+        $policy = $sign;
+        if (! ($sign instanceof Policy)) {
+            $policy = Policy::make()->setOutBizNo($sign);
+        }
         return $this->send($message, $payload, $policy, $otherParams);
     }
 }