Mode 1: Internet query. Users find and enter the personal credit service platform of China People's Bank, and click the "Start Now" button. If you already have an account, just log in; If you don't have an account, you need to register before logging in. After the user logs in, click "Credit Information Service" and then click "Get Credit Information". After successfully obtaining the information, users can know their credit card accounts.

Method 2: offline query. Users can take their ID cards to the offline business outlets of the local People's Bank and print their own credit reports. The personal credit report contains the citizen's credit card number, and the cardholder can query his credit card by querying personal credit information.