YongYe Hardware Factory is a professional manufacturer of door control accessories which has qualified technicians and long experience in research and processing. In the course of production, all units must be up to the strict technical standard issued by the Ministry in order to make the customers satisfactry and relieved. Our consistent aim is that "Yesterday is Considered Backward, Only Superfines is Qualified". No complaint from the customers is our final purpose. We are in effort to set up the brand of ourself in the market. Welcome consulting from clients. The main products contain floor spring, door hinge, etc.