It is the requirement of which traditional martial arts in China to use static braking to be soft and rigid, to avoid reality and to make full use of strength.

Tai Ji Chuan Tai Chi pays attention to listening, while Tai Ji Chuan has a unique style and distinctive features in fighting. It requires static braking, softness and rigidity, avoiding reality and making use of strength, and advocates that everything should proceed objectively, live with others, and be sluggish by oneself. To this end, Tai Ji Chuan pays special attention to "listening", that is, to accurately feel and judge each other's coming, so as to respond.