1. Offline credit card swiping: As long as merchants have POS machines, they can generally swipe their credit cards. However, it should be noted that there are different brands of credit cards, and you need to brush the corresponding POS machine to complete the credit card swiping. In China, you can use UnionPay cards. In foreign countries, visa and MasterCard are generally used.

2. In addition to offline swiping, credit cards can also be bound to payment software for online consumption.