With the development of information network, the ways and channels for college students to receive information have increased, and the current network information is mixed, which will easily bring negative impact to college students. At the same time, college life is developing towards independence, and students are facing employment pressure and emotional pressure. In this case, some college students will have psychological problems, which will affect their personal life and work. In order to improve this situation, this paper starts from the concept of "four all-around education", briefly analyzes its concept and the existing problems of mental health education, and aims at the above related improvement measures, hoping to promote the improvement of college students' mental health level.With the development of society, college students, as the reserve talents of the country, are increasingly required by the society, and the pressure they bear is also growing. In this case, carrying out necessary mental health education for college students can not only help college students relieve this pressure, but also help them improve their social adaptability, communicate peacefully with others, promote social stability and social development.