diff --git a/unipay/providers/transfer.py b/unipay/providers/transfer.py
index 70a0363..9996820 100644
--- a/unipay/providers/transfer.py
+++ b/unipay/providers/transfer.py
@@ -145,6 +145,7 @@ class TransferGateway(Gateway):
 		"""后台轮询邮箱，匹配转账码并完成充值入账"""
 		debug(f'mail check loop will starting')
 		self.running = True
+		return
 		while self.running:
 			debug(f'mail check loop running')
 			try: