Yongsheng hardware company is professional in manufacturing door handle,stair rail,glass hardware products; the company has imported some advancde equipments which for pipe cutting and surface treatment etc,many high efficency,high-qualityhardware production line,strong technical force and good reputation.all the production processes are controlled under quality management system,from market research to design,development,sales and management are under strict control,in order to provide high quality products and services for customers.the company especially focus on product surface treatment,use advanced surface treatment technologies including sand blasting,sanding,brushing,mirror finishing,gold-plating and flame-plating processes etc and the surface of products will not be damaged even under wet and polluted enrironment for a longtime it can resist abrasion and collision and formde elegently and naturally.