1. Customer service telephone inquiry. Cardholders can call the 24-hour customer service telephone number of China CITIC Bank at 488-95558, press "3" to inquire about bills, available lines and other services, and then press "2" to inquire about accounts, so as to inquire about the lines and other information.

2. SMS inquiry. Use the mobile phone number registered with China CITIC Bank, edit the mobile phone short message: YE+ the last four digits of the card number (for example: YE8888), and send it to: 169895558. You can query the available line information.

3. online banking inquiry. Log in to the home page of CITIC Bank Credit Card Center, click the "Credit Card Online Banking" function on the right, and then click the "My Account" or "Card Management" service to find the credit card limit.

4, mobile phone client query. Install the CITIC Bank app on your mobile phone, select "Card Service" after logging in, and then query the current line through "Query Account".

5. bill inquiry. Cardholders can check the amount available in the current month on each bill issued by the bank to the credit card.