A digital credit card is a virtual card, consisting of virtual card number, security code, validity period and other information. The advantage of this kind of credit card is the convenience and security of mobile payment. The difference between digital credit cards and ordinary credit cards is that digital credit cards do not have physical cards.

What is a credit card?

Credit Card is a credit certificate issued by a commercial bank or credit card company to consumers with qualified credit.

The form of a credit card is a card with the name of the card-issuing bank, validity period, number, cardholder name, etc. printed on the front. Consumers holding credit cards can go to a special commercial service department for shopping or consumption, and then Banks make settlements with merchants and cardholders, and cardholders can overdraft within the specified limit

The earliest credit card appeared at the end of the 19th century. In the 1880s, the British clothing industry developed so-called credit cards, and the tourism and business sectors followed suit. However, the cards at that time could only be used for short-term commercial credit, and the money still had to be paid as and when used. Long-term arrears were not allowed, and there was no credit line. In the 1950s, McNamara, a credit expert in Manhattan, was dining in a restaurant. Since he did not bring enough money, he had to ask his wife to send money over. This made him feel very embarrassed, so he organized the "Diners Club" (English: Diners Club). Members can bring a dining charge card to 27 designated restaurants to record their consumption without having to pay cash. This is the earliest credit card. . Franklin National Bank was the first bank to issue a credit card, and other U.S. banks later followed. .

Credit card, also known as credit card, is a non-cash payment method and is a simple credit service. A credit card is generally a plastic card with a length of 85.60 mm, a width of 53.98 mm, and a thickness of 1 mm. It is issued to the cardholder by the bank or credit card company based on the user's creditworthiness and financial resources. The cardholder does not need to pay cash when using the credit card to make purchases. Make further repayments. Except for some credit cards combined with debit cards, general credit cards are different from debit cards and ATM cards in that credit cards will not directly deduct funds from the user's account. In February 2012, the bank confirmed that credit cards without passwords are more secure, and they share the responsibility for any fraud. Enjoy an interest-free period of 25-56 days (or 20-50 days). Card consumption enjoys an interest-free period, and there will be no fees if you pay off the bill before the due date. There is no interest-free repayment period for cash withdrawals. A daily interest rate of 0.05% will be charged from the day of withdrawal, and the bank will also charge a certain percentage of cash withdrawal fees.