Because the phenomenon about unreasonable arrangement of college students' class hour is relatively common, the system designed a public colleges and universities ordering system based on WeChat. This system took use of convenience and openness of WeChat, which can tremendously simplify the development and promotion. At the same time, online ordering for the students provided a convenient way of eating, and it was conducive to enhance learning efficiency of students. This system mainly completed the users' ordering function. The users can observe the dynamic change in their orders. The sellers...