Xingyiquan: Theory, Applications, Fighting Tactics and Spirit - Hardcoverby Shou Yu Liang (Author), Jwing Ming Yang (Author) Xingyiquan (Hsing I Chuan) is one of the best known Chinese internal martial arts. Xingyi means "Shape Mind", and Quan means "Fist" or "Style". The name derives from the style's imitation of the movements and inner characteristics of twelve animals. The style was created by Marshal Yeuh Fei, a famous general of the Chinese Song Dynasty. The practice of Xingyiquan, like Taijiquan, improves Qi