Lao Tzu is the founder of Taoism, the writer of Tao Te Ching. Chuang Tzu is Lao Tzu's important successor and disseminator of the Taoist theories. "Chuang Tzu" and "Tao Te Ching", "I Ching" called "three mystery"in ancient China.Tao Te Ching tell us the simple philosophy of human, nature and society, and defined Taoist concepts. Chuang Tzu is concrete explanation of Tao theories. Chuang Tzu's content is rich, extensive and profound, involving philosophy, life, politics, society, art, the generative theory of the universe and many other aspects.It has a profound influence on the development of Chinese culture.