... it's made in aluminum alloy ,and the coating by power Aluminum profileIt's made in aluminum alloy ,so it ... can make it in any color which you need ,just by your requirement .long anodizing (Matte anodizing, normally glossy silvery white anodizing, ... anodizedsandblasting anodizedelectrophoresis,polishing,brush,powder coated,PVDF coating,imitated wooden grain e Our products are widely applied in subway, ...