Card locking usually refers to the situation that the credit card is locked and the cardholder can't use the credit card to buy and sell transactions normally. If the credit card is locked, you'd better call the bank's customer service phone to find out the specific reasons, and then make corresponding improvements to see if it can be unlocked.

solutions to the credit card lock: 1. after being locked, the cardholder needs to bring the credit card and valid personal identification to the local credit card center to apply for cancellation procedures.

2. In case of overdue repayment, the bank requires to pay off all the arrears in one lump sum, and it is not allowed to repay them in installments or slowly, otherwise the bank will sue at any time. If other circumstances are overdue, you can call the credit card center for manual service consultation or go to the business office. As long as it is not maliciously overdue, then it is easy to solve. In addition, if the credit card is stopped because there is a certain risk of information leakage, the bank will usually inform in advance and issue a new credit card for the user afterwards. In addition, it is also very necessary for customers to read the credit card regulations carefully after getting the credit card, so as to avoid the card being stopped or having bad records in the personal credit report due to misuse.