Zhejiang spark coupling machinery manufacturing co is specialized in couplings, reducers and support production and research businesses. I company various equipment complete, technology content strong, is production various type coupling of manufacturers, products main has: coupling, and diaphragm coupling, and drum shaped tooth type coupling, and Reed coupling, and elastic coupling, and plum coupling, and million to coupling, and tooth type coupling, and rigid coupling, and convex margin coupling, and sliding block coupling, and cast iron platform, and marble platform, and measuring, and plug ring rules series, and explosion-proof tool series,. For the domestic machinery industry. And I plant in the coupling has a wealth of experience, has developed high-tech precision products and production of superior condition and advantage, to meet user needs. Since its creation, the company, in li...