The reasons why the CITIC Bank credit card cannot be used may be as follows:

1. Entering the wrong password multiple times: If the cardholder enters the wrong password multiple times, in order to prevent risks, CITIC Bank will The credit card account will be temporarily frozen. The cardholder can call the customer service number to confirm that he is the cardholder and then apply for unfreezing.

2. Insufficient remaining credit limit: The remaining credit limit of the credit card held by the cardholder is insufficient. Generally, the card holder cannot continue to swipe the card. The cardholder can wait for the debt to be paid off before swiping the card for consumption.

3. Limitation on the amount or number of credit card swipes: When cardholders use credit cards for online transactions, their transactions will be frozen if they exceed the transaction limit. Or the number of card swipes is around 20 to 30 times per day. Because the card swipes are too frequent, the bank will freeze the cardholder's account based on risks and policies.

4. The credit card is temporarily frozen: When there is a risk of credit card fraud, banks will generally temporarily freeze the credit card. Generally, the temporary freeze on the credit card can be automatically lifted after 7 days.