How much the overdue amount can be deducted can be confirmed by looking at the details of the credit card bill. It is suggested to repay the overdue amount as soon as possible to avoid generating more interest and late fees.

Inquiry method of CCB's credit card bill:

1. Telephone inquiry: Call the 400 customer service number on the back of the credit card to inquire about the details of the credit card transaction through self-service voice or manual service agent. You can also fax credit card bill details through the voice system.

2. Website inquiry: Inquire about the transaction details through CCB's personal online banking or credit card website, without registering or logging in, just enter the credit card number and inquiry password. As shown in the figure:

3. WeChat inquiry: Pay attention to WeChat official account "China Construction Bank", and you can inquire about credit card transaction details after binding the credit card.

4. Mobile Banking Inquiry: Customers who have registered with CCB Mobile Banking can log in to the CCB Mobile Banking APP and click on the functions of "Credit Card" and "Bill Inquiry" to view it.