... :1500 ton /month4) panel: EPS , Rockwool , PU , 50mm or ... such as Portal Steel Frame, Tower construction, Steel roof truss 2) ... house, with/without wheels under house 4) Prefabricated villas and prefab steel multi floor villas 3. Other kinds of products 1) All kinds of color steel sandwich ... panels, such as EPS, PU, ROCKY; 2) The processing and distribution for raw materials of steel ...