Campus Second-hand Trading Market Application System

The emergence of the Internet led to a period, also brought a lot of convenience to people's life, and the wave of Internet online shopping has gradually become another mainstream network service.School students now do not have a very good handling for second-hand resources, which not only wastes the resources, also can't save economic cost.Based on these characteristics, this paper studies and designs campus second-hand market application system, systematically expounds the implement and main functions of campus second-hand market application system.The paper designed and implemented commodity information browsing, commodity classification inquiries, online communication and background management system, and other functions.It provides a quick and convenient online trading platform mainly for students' second-hand goods, let the students spare yard realize its value, and let the students in need access to cheap and satisfied second-hand items.It is both environmental and economic, and has high practical value.