With the development of information technology teaching continuously toward intelligence and informatization, the rise of micro class has brought a new reform to the teaching field, especially plays an unexpected effect on the classroom teaching, which enjoys the favour of teachers and students. Firstly, this paper briefly introduces the teaching mode of information technology based on the micro course, explains the construction goal and principle, and then puts forward the concrete application mode. It aims to provide some reference and help to the construction of information technology classroom teaching model based on micro course.