Taking a bus is one of the means of transportation for citizens. The bus card reader is upgraded from a previous IC card to a card and code in one. With the advent of the electronic payment era, paper money and cards have gradually been replaced by mobile phone QR code payment. With the implementation of the National Traffic Card Interconnection Project, the QR code payment bus has promoted the advancement of the national interconnection project.

Is there a QR code showed on the bus card machine? The technicians of Shenzhen Cardlan Tech Co., Ltd. explained that the QR code payment has two ways: scan or be scanned. Generally, the card machine on the bus does not have the QR code, but has scan code area. The passenger only needs to open the payment code pair on the mobile phone. Scan the code sensing area on the card reader to scan the code.

QR code mobile payment has a wide range of social travel needs. In the past, in urban public transportation, passengers mainly used the cash payment, ticket, and traffic stored value card to pay for the bus fare. As the mobile phone becomes an essential necessities for modern public life, the public only needs to carry it when traveling. A mobile phone can use the mobile phone to scan the code to pay for the city public transportation, and in the process of using the mobile phone online deduction, balance inquiry, accumulated discounts, etc., a mobile phone can complete all the traditional work, breaking the inconvenience of travel, enhancing the residents' experience of taking public transportation in the city and realize the convenience of payment, inquiry and travel.