diff --git a/unipay/providers/wechat.py b/unipay/providers/wechat.py
index be32363..6576059 100644
--- a/unipay/providers/wechat.py
+++ b/unipay/providers/wechat.py
@@ -3,17 +3,17 @@ import base64
 import json
 import time
 import aiohttp
-from abc import ABC
 from typing import Dict, Any
 from cryptography.hazmat.primitives import hashes, serialization
 from cryptography.hazmat.primitives.asymmetric import padding
 from cryptography.hazmat.primitives.ciphers.aead import AESGCM
+from ..core import Gateway
 
 
 WECHAT_API_BASE = "https://api.mch.weixin.qq.com"
 
 
-class WeChatGateway(ABC):
+class WechatGateway(Gateway):
 	"""
 	微信支付网关（适配统一 Gateway 接口）
 	"""
@@ -173,14 +173,7 @@ class WeChatGateway(ABC):
 				ret = await resp.json()
 				return ret.get("h5_url")
 
-		return {
-			"provider": "wechat",
-			"data": {
-				"out_trade_no": body["out_trade_no"],
-				"h5_url": ret.get("h5_url"),
-				"wx_transaction_id": ret.get("transaction_id")
-			}
-		}
+		return None
 
 	# -----------------------------------------------------
 	async def refund(self, payload: Dict[str, Any]) -> Dict[str, Any]: