1. Open WeChat, search for official account of WeChat and credit card of China Construction Bank.

2. Authorize the official WeChat account to bind your credit card.

3. Fill in the relevant information of your credit card account after binding.

4. You can query after filling in the binding.

In addition, WeChat can also handle services such as bill inquiry and repayment, quota inquiry, integral inquiry, bill installment, credit card application, application progress inquiry, card opening activation, agreed account setting and personal data modification.