Jiangsu Province Zuzem Machinery Factory, established in 1972, has been approved ISO 9001:2000, GB/T28001-2001, ISO14001-2004, API-6D, CE and CCS.Our factory is one of the chief units for drawing out the national standards: GB/T12232, GB/T12233, GB8464, GB9306,faucet standard QB1334 and the pipe thread standards GB7306 and GB7307, a supplier of China petrochemical material market,China Petroleum & Natural Gas Group Corp. Our products are insured by PICC.　 　　The factory is located in Yangtze River Delta covering 15000m2, over 1100 staff members and 298 various engineering technicians, and holds precise casting, forging, welding, heat treatment, maching, testing etc. There are CNC machine tools, imported die-casting machine, digital display borer. The factory has a powerful product development and design and production capacity, with a provincial-class technical research and development center. And all the designs use CAD and Solid Edge.　 　　The key products include:

Marine Valve   Bronze Marine Valve   Cast Iron Marine Valve   Cast Steel Marine Valve Water System Valve   Brass Valve   Cast Iron Gate Valve   Cast Iron Globe Valve   Iron/Steel Check Valve   Cast Iron Ball Valve   Pipe Fitting Industry Valve   Gate Valve   Globe Valve   Ball Valve   Check Valve   Flange   Butterfly Valve