With the development of society, creating a resource-saving society has become an important strategy for countries around the world. However, there are many wasted book resources on campus. Books are an indispensable part of the campus, and students can learn knowledge through them, but a large number of books are left unused at the end of each academic year, and the resources are seriously wasted. In this regard, it is important to establish a campus used book trading system and use used books rationally. This text introduces the technology used in the development of the campus used book trading systems and the implementation of functions.