With the gradual attention and application of information technology in secondary vocational education, it is possible to solve the problems of low participation of students, insufficient interaction between teachers and students, quality differences of students' works and so on. Taking the course of Logo and VI Design of graphic design major in Guangzhou Information Engineering Vocational School as an example, by means of many informationized teaching methods, such as micro-course, Blue-ink Cloud Class Teaching Platform, on-line test, mobile phone APP, questionnaire star, 3D printing and so on, this paper adopts the research method of comparative experiment, and finds that using various informationized means can give full play to the main role of students and enhance the interaction between teachers and students, effectively breaking through the difficulties of teaching.