There are many QR codes that can be used to swipe credit cards, such as Alipay payment code, WeChat payment code, UnionPay wallet, etc. Take the process of handling Alipay payment codes as an example:

1. Open and log in to the mobile Alipay APP, and then search for "Merchant Services" on the homepage;

2. After entering the merchant services, Click "Merchant Tools - Collection Code" in sequence, and then follow the page prompts to apply;

3. After obtaining the Alipay collection code, find and activate "Huabei" in the merchant service

Collect money" and you can pay with a credit card.

Operating environment: Brand model: iPhone11 System version: iOS14.5 Software version: Alipay 10.2.28

1. Credit card, also called debit card, is issued by a commercial bank or credit card company A credit certificate issued to credit-qualified consumers. 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 appointed commercial service departments, and then the bank will make settlements with 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 the Provisions on Credit Cards of the People's Republic of China and the Criminal Law of the People's Republic of China") refer to credit cards issued by commercial banks or other financial institutions with the functions of consumption payment and credit loans.

An electronic payment card with full or partial functions such as transfer settlement, cash deposit and withdrawal, etc.

2. Credit cards are divided into credit cards and quasi-credit cards

Credit cards mean that the cardholder has a certain credit limit and can consume within the credit limit first and then A credit card for repayment; a quasi-credit card means that the cardholder deposits a certain amount of reserve as required.

When the balance of the reserve account is insufficient for payment, an overdraft can be made within the specified credit limit. Credit card. The so-called credit card generally refers to a credit card only. Starting from January 1, 2021, credit card overdraft interest rates will be determined independently by card issuers and cardholders through independent negotiation, and the upper and lower limit management of credit card overdraft interest rates will be cancelled. 0.7 times).

3. 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. It could not be in arrears for a long time, and there was no credit line.