... Co.,Ltd is a manufacturer of galvanized steel coil and color coated steel coil which locates in Shandong,beside 205 national ... new future. Composite board of the specifications of the:thickness: color plate thickness(mm)0.3-0.8 length: unlimited effective ... ,1000,950,1130 roof board: 950,980 characteristics of the color composite sandwich plate :high strength,physical . corrosion resistance ,heat ...