Wu Sao in Wing Chun
In Wing Chun, Wu Sao is the rear protective hand within the self defence position or fighting stance of this martial art. In essence, it is the defensive hand of Wing Chun within the structure of Man Sao. Wu Sao could be considered a Wing Chun guard hand. In this context, its function is versatile as it can be moved to protect the face and cover the lower part of the chest, sternum.