Abstract: The biogas pool of ZWD type is studied and popularized on the basis of characteristics of production and living in mountainous countryside. It has new design,safe and convenient construction and work,and high biogas-generating rate. 25 eco-energy villages are constructed in Jianyang city by making one village as a unit and making application of the biogas pool of ZWD type as a link. It can improve markedly the environment appearance and energy situation of countryside, protect forest resources, and promote development of plant-breed industry and sustainable agriculture after being made.