Objective: To explore and understand the skills and tactics used by the world's top badminton players in the competition, so that ordinary badminton lovers can understand and use the skills and tactics of badminton, improve the level of skills and combat, and expect to provide reference for improving the skills and tactics of the athlete Li Shifeng. Methods: Using the literature method, video observation method and mathematical statistics method, we analyzed the serve, reception, front court ball processing, midfield ball processing, back court ball processing and gain and loss in the competition, and summarized the characteristics of his skills and tactics in the competition. Conclusion: 1) Li Shifeng's serve is mainly backhand ball, and the serve is concentrated in areas 1 and 5 in front court; other areas are involved but not frequently. At present, there is a tendency of men's singles in badminton. 2) Li Shifeng's use of receiving service skills and tactics is mainly to rub and put the net and pick the ball, while the use of other technical balls is involved but not much. He has a high sense of defense, but also actively attack, trying to break free of the control of the opponent, actively strive for the initiative of the game, so the net in the return stage is also particularly important. 3) The use of forward ball skills often requires more energy into dealing with the opponent's return to gain the chance to dominate the game. Li Shifeng's front court attack is more active, like to rub the ball and pick the ball skills and tactics, so as to win the advantage in front of the net. 4) There is no obvious technical and tactical gap in the performance of Li Shifeng and his opponents in the midfield, and all the ball techniques are used. The straight line technology before the net is the most used, followed by the diagonal and pick the ball, and the flat ball is the lowest frequency. 5) Li Shifeng in the back using the ball and kill the ball tactical ability is better, the back is Li Shifeng in the back of the highest utilization technology, using the ball back, facilitate the best time to use the ball, and consciously and accurately control the point and Li Shifeng in the back is given priority to with the ball score, steady, fast, drop ball point precision, to the field of control consciousness is strong, control the rhythm of the tactical intention.6) Li Shifeng loses too much points actively, which is in a phenomenon that he wants to actively grab the advantage but loses points due to poor technical treatment.
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