First of all, it is necessary to understand that there are some rules to improve the credit card of CITIC Bank: the credit limit is the maximum amount that can be used for overdraft consumption and cash withdrawal according to the cardholder's income and credit standing, and the cardholder can recycle it within the validity period of the card. Continuous consumption will reduce the credit card limit, and it will be restored after repayment. \x0d\ There are two ways to increase the credit limit of CITIC Bank credit card: \x0d\ 1. Credit enhancement: CITIC Bank will continuously increase the credit limit in the user's card according to the user's credit situation during use, and the specific credit limit will be calculated according to the amount and times of consumption. \x0d\ 2。 Adjust the credit limit in CITIC Bank Credit Card Center: \x0d\ Log in to CITIC Bank Credit Card Center, enter the "Main Card Credit Limit Adjustment" menu from the "Credit Card Service" column, select the credit card to be adjusted, and you can see your total personal credit on the credit limit adjustment page. \x0d\ Within your personal credit limit, you can set different card limits for all valid cards under your name. If it is necessary to increase or decrease the limit, enter the required RMB limit in the corresponding limit column and confirm, and the card limit will be adjusted immediately. \x0d\ If your demand for credit line exceeds the existing personal credit line, you can call the hotline of CITIC Credit Card Customer Service Center at 800-999-5558 to apply for increasing your temporary or permanent credit line, and CITIC Bank will review it according to your previous credit record and card usage to meet your withdrawal demand as much as possible. \x0d\ If you have any questions, please call the hotline of CITIC Credit Card Customer Service Center at 800-999-5558 for consultation. For more credit card knowledge of CITIC Bank, please visit the professional credit card website "China Credit Card Service Center".