Fuzhou Ultra Precision Machinery  is located Jinan Dist. Fuzhou City, Fujian Province, china ,with over 20 years experience in production cam & groove couplings, valves ,and other OEM component manufacturers,Our customer base includes marine and oil exploration, bulk transporters, bunkering vessels owners, mining operators and oil storage companies.           Fuzhou Ultra Precision Machinery also offers OEM solution. Based on samples or drawings, we manufacture products according to customers’ design requirements. Our flexible and efficient production schematics can provide high quality OEM products at very competitive pricing. quantities are welcome.