All these are one-shot photos. Tai chi is a kind of traditional Chinese martial art. One practises for both its defense training and its health benefits. In photo no.1 to no.3, I am seeking to illustrate Tai Chi movements of part of body, I select black background and long exposure to demonstrate detailed movements of the whole body. In photo no.4 to no. 6, I am seeking to illustrate the connection of Tai Chi and nature. Therefore I choose trees, grass and water as the background of the photos. In photo no.7 to no.9, I am seeking to illustrate movements of different parts of the body.