The Design and Implementation of Second-hand Market Trading Platform in Campus Based on Web

In recent years, with the application and popularization of internet technologies, people can make online shopping, online booking and online payment anytime, anywhere, which greatly facilitates people's lives, saves time, and accelerates the pace of the times. Due to the convenience of online shopping, a group of young people like students may purchase a lot of things that they do not particularly need, which results in the idleness of items. Coupled with the lack of economic ability of students, buying a lot of new items can not afford. Based on this type of demand, a second-hand market has been created that can sell and purchase various idle items. The Second-hand Commodity Trading Platform of this project is a trading website designed for users and based on the C2C model. C2C is Customer to Customer, which means transactions between individuals and individuals. Taobao is using this model, each user can freely publish and purchase goods, has been achieved unimaginable success. The system is also designed and implemented using this model. Through this system, users can register and log in, quickly publish their own information on idle items, and also browse and purchase a variety of products by category, providing users with a fast and convenient online trading platform. The system is mainly used for teacher and student second-hand goods transactions, so that idle items can play their due value, and here you can get the satisfaction and cheap second-hand items you need. This has not only achieved social and economic health and environmental protection, but also promoted social progress.