In this paper, the author argues that, in contrast to the city-state civilization of ancient Greece and the social civilization of the modern West, traditional China has formed a kind of nomos-harmonia civilization, and it is constituted through the theory of nature-culture(wenzhi lun). Zhi is nature and Wen is civilization. It sees culture as internal to nature, an expression of intrinsic essence of nature. Hence civilization origins from nature and cannot transcend, change or destroy nature. Whether it is nature-oriented or culture-oriented, it is fundamentally a kind of culture. How could such a theory constitute nomos-harmonia civilization? The author first discusses about ritual and ceremony, which are used to formulate human feelings. Then comes the nomos system referring to a variety of systems at the social and political level, and nevertheless its constituent principle is the same as ritual and ceremony. On this level of nomos, affection is nature, and order is culture. The collective life of human s