The taekwondo helped Taiwan to take the gold medal in Olympic Games. It had more international competitiveness comparing with multitudinous sports in Taiwan. This study discussed the high school male Taekwondo player’s display in the competition. We improved the attack and defend tacticds in the competition of high school male players by the quantification. The display of all weights male champion in 95 National High School Taekwondo Games provided the coach and players definitely direction to draw up the technical adjustment, enhancement or the tactic changing. It will be the basis of training plan and conducting to high school male players when competition in the future. This was the main aim of this study. The study used the video observational system to record and analyze. Carrying on the comprehensive description after took the competition records to quantify and analyze. The conclusions below after the research: 1. Turning kick of six attack technique was the most used to attack in all weights. 2. The highest attack rate of each weight’s player was light weight and the lowest attack rate of each weight’s player was heavy weight. 3. The highest attack rate of upper attack were fin and light weight. The heavy weight was lowest. 4. The attack foot of main scored was rear foot. 5. The first scored player had the tactical superiority choice. Moreover the player should positively create the opportunity of first scores points.