15 digit credit cards can be bound to wechat. Wechat can bind credit cards. The specific operation is as follows: open WeChat, log in to WeChat account, click tab I, click Pay, click wallet after entering, click Bank Card after entering, then select Add Bank Card, enter WeChat payment password and reserve mobile phone number, select card type, select credit card and bank, receive verification code and enter it in the corresponding position, and the binding is successful.

Matters related to the use of credit cards

1. When a credit card holder shops and dines in the online mall, as long as the merchant where the cardholder consumes has a pos machine, the cardholder can give the credit card to the mall staff, and then swipe the credit card to complete the consumption.

2. Credit cards can also be bound with payment software such as Alipay and WeChat, which can be paid when consumed.

Credit card holders need to activate their credit cards before they can use them. The cardholder can directly call the customer service number on the credit card, and then follow the voice prompts to activate the credit card.