using a card can help people form good consumption habits, and it can also help manage their finances. Its main functions and uses are as follows.

1. The function of credit card:

1. It is convenient for people's life and saves the trouble of carrying cash, and there is no geographical restriction in using credit card. No matter where you swipe your card in China, you can swipe it as long as you have the UnionPay logo, and there is no handling fee;

2. Be able to participate in various discount activities in cooperation between merchants and banks;

3. The points earned by credit card spending can be exchanged for gifts;

4. Repayment in time after swiping the card will enhance the credibility of personal banks.

second, the purpose of the credit card:

1. Shopping.

2. Microfinance.

3. save money.

4. Save money by shopping.

5. Value-added services of credit cards to obtain cheap insurance and travel.

6. Credit certificate.