Group 1 - The article discusses a promotional cashback event for holders of the China Construction Bank's UnionPay "Zhengqing" card, which runs from May 1, 2025, to April 30, 2026 [2] - During the event, cardholders can enjoy cashback equal to the amount spent for each transaction made at physical and online merchants that accept UnionPay, with a minimum transaction amount of 1 RMB [2] - The promotion aims to enhance the usage of the card for overseas transactions, thereby increasing customer engagement and satisfaction [2][6]