With the rapid development of the Internet and modern economy, people gradually come into contact with mobile terminals, and their demand for them is also growing. In particular, in recent years, the number of mobile payments in China has also shown a continuous growth trend, and there have been mobile payment means such as Alipay, WeChat, Apple pay and so on. At the same time, with the emergence of new technologies such as big data, cloud computing and financial payment, the technical means of mobile payment have become more and more diverse, which provides space for the continuous development of mobile payment. The construction and improvement of the bus card system has always been an important issue to promote the development of urban traffic. It is also a problem that the government should solve in the construction of a new city. A more perfect bus card system can help to improve the frequency of the residents to use the bus travel and help to solve the urban traffic problems. This paper mainly aims at the application of mobile payment in the field of public transportation, analyzes the current situation and trend of the payment in the field of public transportation, and analyzes and studies the existing problems and solutions of the application of mobile payment in the field of public transportation.

• Shan Yi(Woosuk University, Professor of Economy and Management Department, Zao Zhuang University)