1. Because the original old card can't be used after activation, it's best to cut the magnetic stripe of the old card to be on the safe side at this time to avoid being stolen. Because the credit card will be automatically cancelled after it expires, but at this time it is only automatically cancelled, not automatically cancelled. In other words, your account still exists. If you don't want to use it, you need to go to the bank to apply for account cancellation. In fact, if we use credit cards reasonably, it will be very beneficial to our capital circulation. But if consumption is not controlled, it will cause a lot of "risks". Moreover, credit cards are easy to be stolen, so you still need to pay attention to them in the usual use process. When you use a credit card, you should pay attention to protecting your card information. Don't disclose your card number to strangers at will to ensure the safety of your property. Although spending in advance has become one of the acceptable ways for most people, we should still exercise restraint on our own spending. Rational consumption, rational planning of their own funds, so that there will be no overdue situation.
2. Credit cards are divided into credit cards and quasi-credit cards. Credit card refers to a credit card in which the cardholder has a certain credit limit and can spend first and then repay; Quasi-credit card refers to a quasi-credit card in which the cardholder deposits a certain amount of reserve fund according to the regulations, and when the balance of the reserve fund account is insufficient to pay, it can be overdrawn within the prescribed credit limit. Credit cards generally refer to credit cards. Credit cards are generally plastic cards with a special carrier, with a length of 85.60 mm, a width of 53.98 mm and a thickness of1mm. The name of the card issuer, the expiration date, the number and the name of the cardholder are printed on the front, and the chip, magnetic stripe and signature strip are printed on the back. Cardholders can use credit cards to shop, spend money and deposit and withdraw cash from banks. The earliest credit card appeared at the end of 19. From 65438 to 1980s, the so-called credit card was developed in British clothing industry, followed by tourism and business departments. However, at that time, the card could only be used for short-term commercial credit, and the money had to be paid back as needed. There was no long-term default and no credit line.