Changzhou Wujin Hutang Essence Spring Factory is located three kilometers away from People&＃039;s West Road, Hutang (Majia Lane Industry Park). We are a unique and famous enterprise which develops rapidly in recent years in Wujin District. The factory specializes in producing various springs for switches, generators, one-way devices, toys, travel, lamps and sofas. The springs include cylindrical springs, snap springs, special-shaped springs, torsion springs, tension springs, S-shaped springs (sofa springs, serpentine springs) and oil seal rings, in which tension springs and torsion springs occupy 75% in the import and export companies. The sales amount of our Magnetic switch springs is up to more than 15 million sets. Our factory persists in credit and follows the tenets of quality first and customer foremost. We are dedicates to providing comprehensive services for customers with advanced equipment and professional technologies. We will ensure the quality of our products, deliver promptly according to the number, and work for you with the most favorable price and the best quality forever.