This article utilizes the concept of corporatism to illustrate the state and society relations and to observe the interactive relationships among state, the market, the civil society. The research focus on the trade association, because it shows more clearly than others for linking up academic subject about the socialist market economic system, the structural reform of government, the reform of government administrative system and the formation of civil society. The successful transformation to trade association has an impact on industrial policy making. Specifically, due to the fast economic development in Guangdong, it has resulted in the bloom of trade associations. This research found that the system and development of trade association in Guangdong has exceeded that of the central government. The discussion of this paper endeavors to integrate both theory and empirical study.