Lotus card, Tesco card, Wal-Mart card. These three kinds of cards can be used as joint supermarkets of supermarkets, and they can enjoy a 15% discount on Friday when they spend 128. In addition, you can also enjoy double points in the United supermarket, and the points can be exchanged for credit card payment (15% off is returned in the form of credit card payment, which can be used for deduction or consumption).
Youth cards and standard cards can enjoy a 15% discount in CR Vanguard and Baijia Supermarket (different cities vary).
In addition, the Bank of Communications will have a super red star every Friday, and you can enjoy a 50% discount in the above supermarkets.
For details, please consult Bank of Communications official website. Or call the Bank of Communications Credit Card Center to find out.
I hope I can help you, thank you!