The credit card of China Merchants Bank will be suspended if it is overdue for more than two months. After the cardholder pays off all debts, he can call the customer service telephone number of China Merchants Bank at 400-820-5555 and apply for resuming the use of the credit card through manual customer service. It should be noted that if the cardholder ignores the overdue period, when the overdue days reach more than 90 days, not only will the credit card be suspended, but the bank may also sue the cardholder.