The coach is one of the most important links in the competitive sports system, and the coach's coaching ability is the decisive factor for the successful development of competitive sports. This paper takes the tennis coaching ability of Jiangsu University's higher vocational colleges as the research object, takes sports training science, sports psychology, management and system theory as the theoretical basis, uses the method of literature, investigation and mathematical statistics, and takes the tennis coaches, managers and students of Jiangsu University's higher vocational colleges as the research object. The results of this study can provide a solid foundation for the design and improvement of coach education and training programs. the study can be seen as the first step in a broader investigation of various sporting and educational backgrounds, potentially beyond China's borders. The methods and results of this study can be adapted and applied to different sporting and educational Settings, promoting a deeper understanding of coaching and its relevance to athlete development.