Wei Yan, Cui Shaoguo and Lei Yu. According to the information of Chongqing Normal University, the graduation design of teachers such as Wei Yan and Cui Shaoguo of Chongqing Normal University was very easy, and the defense meeting was attended by Wei Yan, President of Chongqing Normal University, Ran, Vice President and Cui Shaoguo, as well as relevant expert review teachers inside and outside the school. The defense is mainly divided into two stages. In the first stage, the defense students combined with PPT to elaborate their graduation thesis and design from the aspects of topic background, research significance and thesis structure. In the second stage, on the basis of reviewing the thesis and listening to the students' explanations, the defense judges ask and comment on the overall idea, research content and innovative value of the defense students' thesis design.