China Qingdao HNA Oilfield Equipment Manufacturing Co., Ltd is located at Qingdao, Shandong Province, which enjoys the advantageous geographic location and convenient transportation. Since the establishment many years ago, China Qingdao HNA Oilfield Equipment Manufacturing Co., Ltd has always been dedicated to the research and production of mud pump fluid end expendables to customers all over the world. The products comply with API (American Petroleum Institute) standards, high quality, fully interchangeable with the original accessories for today's different drilling conditions high-pressure, high temperature and strong corrosion environment. Our Products are designed to fit mud pumps of Emsco, Gardner- Denver, National, Oilwell, Ideco, Skytop/Brewester, as well as OPI, Wirth, Wilson and Gaso. Our products include mud pumps,modules parts ,valves&seats,liners,pistons,rods and clamps,power end.