Abstract:In this paper, firstly based on the definition of the connotation of biogas industry chain, an in-depth analysis of the development of rural biogas industry and the existing modes of biogas industry have been made. The rural biogas industry has two major problems such as having no its own industry chain model and the lack of relevant policy supporting. Aiming to the existing problems, the rural biogas industry chain optimization strategies have been put forward. Optimizing the modes of rural biogas industry chain can highlight advantages of increasing biogas commercial value, boost marketization of biogas industry, promote the development of low carbon economy, and control agricultural non-point source pollution. Finally, some countermeasures and suggestions to improve the biogas industry chain have been advised from biogas industrial system, biogas industry chain construction method and energy policy and environmental protection policy.