... ,ISO certificate 3,1000 hours or 12 months warranty 4,the manufacturer of gas generator 1,supply gas generator 20kw2,ISO ... ,1000 hours or 12 months warranty 4,the manufacturer of gas generator5,Technicial datas of the gas generator Gas generator modelEnigine ModelSpeedRated ... ZHT30GFK4105ZQ150038ZHT50GFR6105ZQ150058ZHT64GFR6113ZQ150071ZHT68GFQ6126ZQ150085ZHT75Gwith the pretty price