Research on design and implementation of campus second-hand platform based on WeChat mini program

The traditional campus second-hand trading process is cumbersome and has low efficiency and security, while the campus second-hand trading platform WeChat mini program, which uses WeChat development tools and Java development and design, is not only real-name registration, safe and convenient transaction, but also free of installation, easy to spread and use, which is an efficient recycling of campus second-hand resources. Through the WeChat mini program, this paper integrates various functions to create a simple campus second-hand trading platform that focuses on serving users and ensuring the safety of second-hand trading.