There is a factory. Located at No. 17, Jialin Street, Zhangwu County, Fuxin City, Liaoning Province. Shide System Doors and Windows is a well-known brand of broken bridge aluminum doors and windows in China. It is a national inspection-free aluminum material and a well-known Chinese trademark. (Brand aluminum material, made of all aluminum ingots, wall thickness 1.6MM (better than the national standard 1.4MM), PA66 nylon spacers, Unique design, Shide broken bridge aluminum doors and windows are equipped with "Shide special PA66" anti-counterfeiting heat insulation strips).