关键词： 产业链, 循环经济, 风险, 防范, 规制

Abstract: Lack of non-renewable resources restricts the increase of the traditional economic growth mode.The sustainable production mode of "reduction,reuse,recycling"of recycling economy has been globalized.But the sustainable development of recycling economy faces the disadvantageous risks caused by the constraints of raw material benefit maximization,impetuous investment,repeated investment,inadequate technology innovation and intellectual property protection.In order to promote the effective development of recycling economy,it is necessary to regulate the economic system in every link of the recyling economy industrial chain,govern the enterprise development scale and especially the proportion of heavy chemical industry,to establish incentive resources recycling system,and to form the basic industry of stable renewable resources.It is also important to dig the potential of recycling economy through technological innovation,to control the scale of investment,and integrate the cluster of regional recycling economy enterprises.

Key words: industrial chain, recycling economy, risk, prevention, regulations and governance