Credit cards can be overdrawn. Within the credit limit, you can spend without money.

The Great Wall Debit Card of China Bank can be used for consumption, but it cannot be overdrawn.

Credit cards can be paid after consumption.

, usually does not have the deposit function, and no interest is calculated for overpayment. For sales transactions, there is interest-free repayment treatment, which is generally conditional on full payment 20-30 days after the settlement of the month. Interest is generally calculated by daily simple interest and monthly compound interest.

Great Wall Electronic Debit Card is one of the Great Wall series cards of Bank of China, and it is a modern electronic payment tool launched by Bank of China for the general public. Safe, convenient and universal, it integrates many functions, such as savings deposit and withdrawal, ATM service, shopping consumption, investment and financial management, and truly realizes one-card use.