Since the founder,  Mr. Steven Sin established this company. It has been devoting itself to the line of metal spring and provided reliable and high quality metal products for many domestic and foreign large and medium-sized enterprises.      Main products: All kinds of pressureã€tensionã€torsion and 3D complex line forming springs, precision metal stampings, screws, metal cutting products such as hardware products. The products are widely used in auto motive, household appliance, electronics, toys, communication equipments, computers, mechanical, personal products, medical, gifts and furnitures, etc. We have advanced and sophisticated production equipment and inspection equipment, and there are various CNC spring forming machines,pneumatic punch , cutting, etc.And we also established a test center to provide high quality products for customers.Dongguan Cailong Metal Spring Manufacture Co.ltd is able to independently design and develop production equipment and process.And to achieve production process automation.Quality, innovation, service is our commitment to our customer. All our company stall will offer dedicated service to you and welcome to vist our website: www.kc1970.com.cn and know more about us.