You must first add the public account of CCB "China Construction Bank" on WeChat, and then bind the credit card (

Click the "bind account" link directly or

Switch to dialogue mode and enter "Binding"), and then select "Bill Inquiry/Repayment" in the credit card menu, or directly switch to dialogue mode and enter "Bill Inquiry" on the WeChat page, and you can find the details of the recently issued bills and outstanding bills.