... 10 years export Product:aluzinc steel coil/galvalume steel coil for construction 1.standard:AISI,ASTM,BS,DIN,GB,JIS2.grade: ... treatment: aluzinc coated or galvalume coated6.application:roofing sheet, construction, sandwich panel, metal wall and so on7.width:30- ... , office machines, steel products, furniture, building and so on.B:Prepainted Product Line: For prepainted product, we have three lines, one ...