Abstract: This article takes the electrical major students as a reform pilot and carries out a series of teaching reforms on the electrical equipment internship. After analyzing the problems of the original form of the original teaching content, the old topic and the unreasonable knowledge structure, the teaching reform ideas are elaborated. The teaching content, teaching methods and assessment methods were discussed. It also summarizes some of the achievements made after the reform, in order to achieve the purpose of consolidating students' theoretical knowledge, improving students' hands-on practical ability, stimulating students' innovative thinking and cultivating students' engineering awareness.