Implementing UnionPay Refund Interface in C#
UnionPay Gateway Refund Implementation
/// <summary>
/// Process UnionPay gateway payment refund
/// </summary>
/// <param name="newTransactionId">New UnionPay transaction identifier</param>
/// <param name="originalQueryId">Original UnionPay transaction reference ID</p ...
Posted on Mon, 17 Aug 2026 16:57:04 +0000 by johnnyblaze9