通过对台湾五名优秀跆拳道运动员训练和比赛时生化指标的测定，研究跆拳道比赛时的能量供应特点。为跆拳道科学训练提供依据和科学评定指标。研究结果表明跆拳道比赛主要是以无氧代谢供能为主，而跆拳道训练时强度、量是较大的。跆拳道的训练应以Ｈｂ、ＢＵ、ＣＫ作为监测的指标。 Through the determination of the biochemical indexes of five outstanding Taekwondo athletes during the training and competition in Taiwan, this paper studies the energy supply characteristics of Taekwondo competition. To provide the basis for Taekwondo scientific training and scientific evaluation index. The results show that the main competition in Taekwondo anaerobic metabolism-based, and Taekwondo training intensity, the amount is larger. Taekwondo training should be Hb, BU, CK as a monitoring indicator.