wenzhou hongda Fasteners Co., Ltd. has many years of professional experience in the production of fasteners, hong da hit a brand, product line and get a ISO9001.2000 Quality Management System certification, the company has international advanced screw poduction equipment and first-class professionals using high-quality raw materials, specializing in the production of jimi Set Screw, a wide range of products of various types of multi applies mainly used(Lock parts, machinery, electronics, hardware, aerospace, electrical, chemical, textile, auto, parts, valves, furniture, lampsbath guard, play toys, etc.)