Abstract: With the rapid development of mobile Internet and mobile terminal, the disadvantage of traditional M1 or CPU campus card in use is gradually exposed, and mobile phone brushing code payment is fast and convenient to use widely, which is more and more popular with the masses. "Campus one Code Link" combines electronic payment with campus payment and identity authentication, and creates an independent mobile payment platform on campus, which opens up a new era of campus mobile payment. "Campus one code pass" is a combination of the main functions of all kinds of campus applications, a variety of aspects to fit the campus life of teachers and students.

Key words: Brush code payment, Campus payment and verification, Teacher and student campus life, Mobile phone APP