The graduation thesis is a practical link to the comprehensive training of automation courses that students have learned. It is also a core course that combines the theories of automation with practice to develop students’ comprehensive skills. The teaching process of graduation thesis is the last important part of the curriculum. It is the summary of the whole teaching process, and it plays the role of checking, consolidating, reflecting and improving the teaching-learning process. The completion of the graduation thesis requires comprehensive knowledge, mastery of basic skills and the ability to analyze and solve problems. It is an overall examination of students' studies and skills.