A staffer shows the electronic bus ticket. [Photo/Xinhua]

Passengers can pay for the bus ticket by a QR code, and check the bus routes at the same time.

Tianjin Bus and Alipay have launched a discount event to last until Feb 23. People who use a QR code can enjoy a 50 percent discount on bus tickets twice a day.

In the future, the bus company will offer customized electronic bus tickets, student bus tickets and free bus tickets.

A staff member uses a QR code to pay for a ticket on Feb 6. [Photo/Xinhua]