The teachers take the class as the unit, establishes the Mathematics Curriculum Study wechat platform, including the wechat public number and the wechat exchange group. Wechat public accounts have powerful functions such as picture and text editing, group messaging, and design templates, making it easier for teachers to upload math learning materials, while wechat communication groups make it easier for students to discuss in groups and carry out cooperative learning. During the first lecture, the teacher should introduce the functions and functions of the mathematics wechat platform to the students, such as receiving the task list regularly, on-line preview, mathematics course learning exchange, homework demonstration, etc. , and make relevant requirements (such as prohibition to do something not related to study) . Then invite the whole class to join the wechat public account and the corresponding group Wechat Group, to ensure that the whole class through the wechat platform can successfully carry out mathematics learning activities.