On Mechanics of the Movement and Force of Fists in"Yanshougongchui"in Chen Taijiquan

The movement and force of fists is the main part of Yanshougongchui in Chen Taijiquan.By using the equipment QUALISYS—MCU500 in the mechanics lab of Beijing Sports University,the movement of Yanshougongchui has been shot completely.The article is going to analyze the movement of arms and shoulders in order to find out the characteristics and the order of the force and the track of the movement for trainers' training.