After you apply for a credit card and activate the card, you can go to shopping malls, department stores, supermarkets, and dining and entertainment venues for consumption, as long as the merchant has a POS machine. In addition, you can also bind your credit card to WeChat or Alipay, and then make purchases online.

Credit cards, also called credit cards, are credit certificates issued by commercial banks or credit card companies to consumers with qualified credit. It takes the form of a card with the name of the issuing bank, validity period, number, cardholder name and other contents printed on the front, and a magnetic stripe and signature strip on the back.

Consumers holding credit cards can shop or consume at specially designated commercial service departments, and then the bank will settle the accounts with the merchants and cardholders. Cardholders can overdraft within the prescribed limit.

Credit cards stipulated in the relevant laws of our country ("Interpretation of the Standing Committee of the National People's Congress on Relevant Credit Card Regulations") refer to credit cards issued by commercial banks or other financial institutions with the functions of consumption payment, credit loans, transfer settlement , cash deposit and withdrawal and other full or partial functions of the electronic payment card.

On December 1, 2017, the "English Translation and Writing Standards in the Public Service Field" was officially implemented, stipulating that the standard English name of credit cards is Credit Card.

Credit card consumption is a non-cash transaction payment method. There is no need to pay cash when consumption, and repayment will be made on the billing date.

Credit cards are divided into credit cards and quasi-credit cards. Credit cards refer to credit cards in which the cardholder has a certain credit limit and can consume within the credit limit and then repay; quasi-credit card It refers to a quasi-credit card in which the cardholder deposits a certain amount of reserve fund as required. When the reserve account balance is insufficient to pay, the cardholder can overdraw within the specified credit limit. The so-called credit card generally refers to a credit card only.

Starting from January 1, 2021, the credit card overdraft interest rate will be determined independently by the card issuer and the cardholder through independent negotiation, and the upper and lower limit management of credit card overdraft interest rates will be cancelled. The daily interest rate is 0.7 times 5/10,000).

On May 25, 2021, the Supreme People's Court issued and implemented the "Regulations of the Supreme People's Court on Several Issues in the Trial of Bank Card Civil Disputes".

Credit cards originated in the United States in 1915. The earliest institutions to issue credit cards were not banks, but department stores, restaurants, entertainment industries and gasoline companies.

In order to attract customers, promote goods, and expand turnover, some stores and restaurants in the United States selectively issue credit chips similar to metal badges to customers within a certain range, which later evolved into plastic chips. The credit card is used as a proof of customer purchase and consumption, and the credit sales service business of purchasing goods at this store or company or gasoline station with credit chips is carried out. Customers can purchase goods on credit at these stores and branches that issue chips and pay by appointment. . This is the prototype of the credit card.