Bank of Communications credit card overdue for 3 days is not overdue. The main reason is that after the Bank of Communications credit card repays, the cardholder can enjoy 3 days repayment tolerance service, and the successful repayment before the grace period expires is regarded as normal repayment. Therefore, the Bank of Communications credit card is overdue for 3 days, which is not overdue. After overdue, it is best for the cardholder to make full or minimum repayment before 6: 00 on the third day after the repayment date. Bank of Communications Credit Card refers to Bank of Communications Credit Card, which is a financial product issued by Bank of Communications. It is a bank card that can be used in different business and service fields, mainly for consumer payment. Cardholders can increase the credit limit through credit cards, realize flexible consumption, and obtain small loans under certain conditions. It is not only used for the discount of Bank of Communications, but also supports the national UnionPay card system, which can pay and withdraw cash from many merchants at home and abroad.