After freezing, you must repay in full, because once your revolving credit is frozen, it will be directly zero.

It doesn't make much sense to tell the customer service, because they also assign this business to your local CCB to be handled by a special person. You'd better inquire about the telephone number of CCB, which is in charge of credit card risk business in your area, and communicate with them, because they proposed to the headquarters to unfreeze, and individuals do not have this right.