"LONG YU is specialized in manufacturering of special fasteners and fastening screws for more 30 years. With the lasting innovation, updating equipement as well as improved quality, we obtained the quality accreditatio of ISO 9001. Meeting the customers' requirement, offering the high product quality and the most competitive price are our main objects which have been executed over 30 years. We are aiming at the goals that are to offer the best quality and have a win-win relation with our customers."