Research On The Influence Of Taekwondo Grand Slam Competition System Reform On The Technical And Tactics Of Execllent Taekwondo Athletes

Since the introduction of the Taekwondo event in 1995,China has held numerous competitions.In 2017,China held the World Series of Taekwondo Grand Slam Championships,the second only international Taekwondo Competition after the Olympic Games.After the successful holding of the 2017 Grand Slam Competition,In order to promote athletes to improve their competitive level and make the competition develop in a more intense and fair direction,the World Taekwondo Grand Slam Competition system was tentatively revised by the World Taekwondo Association and the China Taekwondo Association in June 2018.The second Taekwondo Grand Slam competition officially implemented the new competition system.The implementation of the new competition system has a certain impact on the technical and tactical use of taekwondo athletes,how to adapt to the new competition system,how to use the new competition system reasonably in the competition,to give full play to the techniques and tactics to win the competition,and how to understand and master the new competition system,It plays a key role in the correct use of technology and the rational transfer of attack and defense tactics.In this study,the semi-finals of the 2017-2018 Taekwondo Grand Slam finals were conducted by documentary method,video observation method,data statistics method,logical induction method,and so on.Based on the statistical analysis of the technical and tactical application of athletes in 64 games during the stage of the medal competition,this paper summarizes the changes of athletes' skills and tactics after the reform of the competition system and the direction of their development.The conclusions are as follows:(1)the new competition system of pushing kick and controlling leg fouls severely makes athletes return to the traditional technique,from the new forward kick technology to the simple and practical cross kick technique,and the following conclusions are drawn:(1)the new competition system makes athletes return to the tradition;(2)the increase of the score of high difficulty movement improves the number of times that athletes use the high difficulty technique,especially the back kick technique,and the number of times that the domestic athletes use the backspin technique is also more obvious.(3)in the new competition system,the severe punishment of negative,out-of-bounds foul behavior with one foot and the appearance of two-win system in three innings require athletes to attack more actively in the competition field to avoid fouls,and also to reasonably allocate physical ability,so as to promote the use of offensive tactics by athletes more frequently.Attack,counter-attack the use of tactics to reduce the number of times;(4)The three innings and two victories after the reform of the competition system lead to the decrease of the number of women's attacks,but at the same time improve the success rate of counterattack tactics,the success rate of men's tactics needs to be strengthened,the penalty of push kick and the increase of the score of high difficulty movements,the male and female athletes reduce the use of push and kick technology,try to use the turn technique score,the female athletes increase the use of boxing.(5)because of the improvement of the use times of attack tactics of domestic athletes,foreign athletes rapidly increase the use of attack tactics to deal with them,and promote the decline of foreign athletes' use of attack tactics.It is suggested that:(1)coaches should strengthen the athletes' understanding of the new competition system,use the competition system in the correct use of technology and reasonable transfer of attack and defense,and win the competition better;(2)coaches need to strengthen the training of athletes in the training of high-difficulty techniques,so that they can increase their scores in the competition;(3)coaches need to arrange the training of athletes' physical quality reasonably,improve the ability of athletes' special qualities,and ensure that athletes have sufficient physical strength to cope with the competition;(4)coaches should be women and men athletes should draw up training plans and competition plans which accord with their own characteristics,and train athletes to have the "best skills" suitable for themselves;Coaches should strengthen the ability of domestic athletes to use tactics flexibly,and be able to cope with all kinds of changes on the court.