Zhejiang Pujiang Baihui Industry Trading Co. Ltd consists of the spring and the crystal two factories, which is specialized in produce spring and has automatic reel spring and torsion spring machines more than 60s, the test and heat treatment are self-contained, so that can produce various specifications of products according to customers request, like extension spring, press spring, torsion spring, spiral spring, rectangle spring, special spring and etc. used on mechanic, hard wares, electrical appliance, sports goods, store tub, seat, jumper bed, curtain, toy and so on. We can produce both the material’s diameter for about 0.1 30mm and the spring’s diameter for about 600mm. Quality guaranteed, delivery on time, agent for check and low in prices. We expect your gracious presence and cooperation in line with the principle of mutual reciprocity and mutual benefit