Danyang City Changhong Spring Factory is located in Yunhe Town, Danyang City. It is very convenient to find our factory when you come from Shanghai . Our factory specializes in producing various of spring produsts such as the parts of generators, one-way devices, toys, voiture, lamps and sofas. The springs include cylindrically helical springs, snap springs, special-shaped springs, torsion springs, tension springs, S-shaped springs (sofa springs, serpentine springs) and oil seal rings, among which tension springs and torsion springs occupy 60% in the import and export companies. The sales amount of our magnetic switch springs is more than 15 million sets. Our factory persists in credit and follows the tenet of "quality first and customer foremost". We are dedicated to providing comprehensive services for customers with advanced equipment and professional technologies. We will ensure the quality of our products, deliver products promptly according to the lead time and work for you with the most favorable prices and the best quality forever. Our factory will supply all customers with convenience. The minimum order quantity is 3000 pieces. We can provide products based on your demands.