Ningbo Valve Factory supply various large and small industrial valves, pipeline water valve, various wafer butterfly valves. Iso-9001-2000 quality management. Utilization: civic water supply, sewerage, we can also use it as an open-close medium of controlling water, oil flow. We supply also valves for power plants, petroleum, chemical engineering and so on. Five years accumulations and effort make us possess valves with different standards from different regions. welcome to inquiry us and any of them shall be replied within two days at most