... variable 3Finish: powder coating, electroplating pop-up handleupvc pop-up hidden holding window handle1. Material: handle (zinc alloy,aluminum)2. Application scope ... of construction hardware in NINGBO,China.Established in 1996,the factory covers an area of 12,800 square metres ... ,000 square meters of the structural area.To improve quality and efficiency,we keep introducing the latest equipment in and ...