Gansu Runyuan Environmental Resources Technology Co., Ltd., established on 2009-05-06, Business scope includes steel slag,fly ash,productive waste materials(scrap steel,iron dust,Aluminum powder,Aluminum slag,Overhaul residue,carbon residue,waste engine oil)recycling,processing,wholesale,retail;building materials,water treatment agent(Free of Hazardous Chemicals),Aluminum products,fertilizer,soil conditioner(Free of Hazardous Chemicals)production,wholesale,retail;Environmental protection and energy saving engineering equipment,Water treatment engineering equipment,ventilation duct design,Production,Install,wholesale,retail;Operation of environmental protection equipment;Maintenance of mechanical and electrical equipment;Sewage treatment and recycling;waste heat(residual pressure)Production and supply of electricity generation,waste heat(residual pressure)technology development,technical consulting,Technical Services;Renewable resource technology development,to promote,Serve.***(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)