... 2)a wide range of advanced equipmrnt 3)fine management High quality metal window grillItem name:metal window grillMaterial:Steel, stainless steel ... , Grinding,Stamping, Assembling,etc.Surface treatment:Powder coating,Hot galvanized,Painting,Polishing,Brushing,Cataphoresis,Chrome/Zinc/Nickel plating, Anodize,Electronic polish ...