Classroom teaching, as the main channel for mental health education among college students in China, plays a unique role in the work of mental health education in universities, but it also faces many difficulties. This article analyzes the reasons and problems for the poor effectiveness of classroom teaching of mental health education for college students in China, including the failure to reflect the characteristics of mental health education courses, the lack of targeted content, and the failure to meet the needs of college students at different stages of development One of the characteristics of the development of psychological education in China is to carry out experimental exploration on the curriculum of psychological health education, focus on scientific and systematic popularization of education, highlight the important role of classroom teaching, and ensure the status of psychological health education in schools Realize the extension of teaching resources from fixed classroom to open platform, the extension of teaching practice from real experience to virtual connectivity, and the extension of teaching evaluation from teacher led to teacher sharing; Focusing on the overall situation, promoting the integration of courses, achieving the integration of mental health courses with other courses, classroom, online, and practical integration, and the integration of the entire university stage.