With the development of the digital age, information technology (IT) is being gradually applied to all walks of life, especially in the education industry to promote the process of education reform. In this paper, the “online + offline” mixed teaching mode of electrical automation technology courses in higher vocational colleges is discussed, the current teaching status is analyzed, and the targeted teaching implementation strategy is put forward. By putting students as the main body of teaching activities, the improvement of teaching efficiency is promoted and experience for the development of electrical automation technology professional courses is accumulated.