Yinpan Hydropower Station is located in the lower reaches of Wujiang River, Wulong County, Chongqing. It is the eleventh cascade of hydropower development planning in the main stream of Wujiang River. The upper reaches are connected with Pengshui Hydropower Station. The development task of this project is mainly to generate electricity, followed by shipping. In case of fire of electromechanical equipment in the power station (mainly: water turbine generator set, main transformer, turbine oil tank, insulating oil tank, cable gallery, etc.),