In the wisdom of the Five Elements in ancient China,the west belongs to Metal. It is called Congge (following and changing). Its color is white, and its taste is pungent. For people, it corresponds to speech. Among the Five Constant Virtues, it corresponds to Righteousness. In terms of seasons, it corresponds to autumn. Among the stars, it corresponds to the White Star (Taibai). Its form is the Crouching Tiger.