Leader company, a skilled, steady and enthusiastic team, is composed of many professionals and comes into being at the requirement of domestic and globle construction energy-saving . The company, standing in the high-tech starting point, applies itself to researching, production and development .The high-qualited aluminum &PVC door window and panel wall equipments, it can also design , produce various of special type of equipments according to the demands of customers . Leader has become an extinguished brand both at home and abroad by his high-tech , precise and professional operating system and good prestig. Leader&＃039;s products have not only been sold in 30 provinces and districts of China, but also in the USA , Canada and Southeast Asia. Choose Leader, you will have a Leader with solutions of doors and windows.