A Brief Analysis of the Guiding Role of Four-style Tai Ji Chuan in Physical Education Teaching in Colleges and Universities: Li Chengquan, Li Li and Tai Ji Chuan play an outstanding role in the national fitness plan. How to guide college students to use Tai Ji Chuan's persuasion to understand and master the profound inner soup and methods of Tai Ji Chuan Movement bit by bit, and finally engage in cooking work is a problem to be solved by our university physical education class. By exploring the campus culture of Tai Ji Chuan, the leader of school physical education, and combining the characteristics of simple Tai Ji Chuan and college students, this paper discusses the combination and quotation in college physical education teaching. With the rapid development of national economy and the application of high-tech achievements in daily work and life, people's life expectancy is getting longer and longer. China has become an aging country in the world. China's ancient national treasure "Tai Ji Chuan" has played a prominent role in the national fitness campaign for middle-aged and elderly people. Tai Ji Chuan is a fitness exercise suitable for middle-aged and elderly people. It brings together the essence of ancient health gymnastics in China. Because of its profound connotation, its fitness function is unique, especially in modern tense and fast-paced life occasions. How to guide college students, especially the senior students who are facing graduation and entering the society, from being interested in Tai Ji Chuan sports to gradually understanding and mastering the profound connotation and methods of Tai Ji Chuan sports, and finally engaging in exercise, is the exploration accumulated by physical education teaching experience and teaching cycle in our college for many years. Tai Ji Chuan, with its unique sports style, can be competent for this link. The simple Tai Ji Chuan routine for college students is formed by absorbing the technical essence of the traditional Tai Ji Chuan routine. Its content is substantial, its style is outstanding, its movements are standardized, its structure is rigorous, its layout is reasonable, it is difficult and technical. The arrangement of the whole routine conforms to the physiological characteristics of human body, which is conducive to the all-round development of physical and mental health and meets the requirements of modern sports science. Tai Ji Chuan has the characteristics of being relaxed and soft, coherent and even, lively and natural, and coordinating basins. The whole set of movements is like flowing water, continuous, and the joints of limbs are even and soft with the movement of the ship. And the ground, up and down, left and right, adduction, abduction, arc and turn. Regular practice of Tai Ji Chuan can increase the contraction and extension of muscles and the range of motion of joints, prevent or delay joint hyperosteogeny and degenerative changes of ligament muscles, and relieve joint pain symptoms. Tai Ji Chuan moves slowly. Breathing deeply and for a long time can make the respiratory muscles exercise. Increasing chest activity and lung activity can make the stomach twitch and digestive juice secrete, thus' stimulating appetite can also make the heart contract strongly, strengthen the elasticity of blood vessels, promote blood circulation, make the arterial blood supply sufficient, and strengthen myocardial nutrition. Combined with the physical and mental characteristics of college students, college students are in the transition stage from minors to adults. Physiologically, the height, body and internal organs of freshmen tend to be dry and mature, full of energy and increasingly rich in emotions. Psychologically, dialectical thinking ability and creative thinking ability have been developed and improved, and their independence has been significantly enhanced. Most college students in our country are one year old in the middle of adolescence. At this stage, the individual's physiological development is close to 10%, and he has already possessed the physique and various physiological functions of adults, but his psychology is not yet mature. For college students, one of the most important tasks is to promote their psychological maturity in order to become mentally healthy adults.