The reasons why China Merchants Credit Card cannot be bound to WeChat Wallet are as follows:

1. The credit card is not activated or has expired. The credit card needs to be activated or the credit card needs to be valid before it can be bound to WeChat. inside.

2. The number of bank cards bound to WeChat exceeds the limit. WeChat stipulates that each account can be bound to a maximum of 10 bank cards (including credit cards) with the same name. Cards from the same bank and of the same type can be bound at most. Bind 3 pieces. In this case, you can unbind the unused bank cards bound in WeChat. The specific method is as follows:

1. Open WeChat on your mobile phone, click on me in the lower right corner, then find the "Wallet" item and click Enter.

2. After entering my wallet, find the "Bank Card" item and click to enter.

3. After entering the bank card, find the bank card you want to unbind and click to enter.

4. After entering the bank card, find the "..." symbol in the upper right corner and click to enter.

5. After entering, find the "Unbind" item, click it and pass the verification to unbind the bank card from WeChat.

Tencent Customer Service-How many bank cards can be bound to WeChat Pay