With the continuous development of information technology and the increasing popularity of mobile terminal equipment, mobile learning has become a new form of college students' course learning, an effective supplementary means to flip the classroom, and effectively solved various problems faced by economics teaching under the background of educational informationization. In this paper, the advantages of mobile terminal, mobile learning platform and flipped classroom teaching model are combined, including pre-class knowledge transfer, knowledge internalization in class and after-class knowledge consolidation three stages based on mobile learning platform flipped classroom teaching model, which lays a foundation for the application of the new teaching model in the course of Western Economics.