Debit card refers to the bank card issued by the issuing bank to the cardholder without credit limit, and the cardholder deposits first and then uses it. Debit cards are divided into corporate cards and personal cards according to the issuing objects, VIP cards and ordinary cards according to different customer levels, and magnetic stripe cards, ic cards and magnetic stripe chip composite cards according to different media. Debit card function 1 cash deposit and withdrawal. Debit cards mainly have the functions of local and foreign currency savings, time savings and current savings. Debit cards can be used to deposit and withdraw money at card-issuing bank outlets and self-service banks, or at ATMs in China and even around the world. 2 Transfer and remittance. Cardholders can transfer or remit money to other accounts through bank outlets, online banking, self-service banking and other channels. 3 credit card consumption. Cardholders can use debit cards to spend money at merchants. 4 collection and payment. Debit cards can be used to pay salaries and pay various fees (such as communication fees, water fees, electricity fees, gas fees, etc.). ) .5 Asset management. Wealth management products, open-end funds, insurance, personal foreign exchange transactions, precious metal transactions, etc. You can sign contracts, trade and settle accounts through debit cards. 6 Other services. Many bank debit card services have expanded beyond financial services, such as providing airport VIP access and medical and health services for cardholders.