... Good quality and competitive price Easy opening 1. Name: hinge, window hinge,window accessory,aluminum window hinge 2. Material: Aluminum alloy 3. Color can change as ... testing process rigorous 8. Pay attention to speed of delivery 9. Buyer label offered / Surface treatment 10.Standard export packing 11 ... information.we must try our best to meet your requirement. hinge,aluminum hinge,window hinge