... to install 3.Service life:more than 20years 1.Prefab building DescriptionPrefabricated house is made of light steel as ... prefabricated house is made by 1.8m as one modular and components connected by bolts2.CharacteristicsDry installation, no ... companies)AdressNo.365,Xinhai Street,Weifang city,Shandong,ChinaEmployee360R&D Staff26Main ProductSteel Structure,Space Frame,Prefabricated House,Steel ...