Implementing WeChat Pay V3 Unified Order API in ASP.NET Core
Offficial API Documentation
Signature Generation: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_0.shtml
Unified Order API: https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_2_1.shtml
Certificate Serial Number: https://wechatpay-api.gitbook.io/wechatpay-api-v3/chang-jian-wen-ti/zheng-shu-xiang-guan#ru-he-cha-kan-zheng-shu-xu ...
Posted on Mon, 05 Oct 2026 16:26:14 +0000 by Tony187uk