China Qingdao Hai Nuo Ao Sci-industrial & Trade Co***ny Ltd is located at Qingdao, Shandong Province, which enjoys the advantageous geographic location and convenient transportation.
Since the establishment so many years ago, China Qingdao Hai Nuo Ao Sci-industrial & Trade Co***ny Ltd has always been dedicated to the research and production of mud pump fluid end expendables to customers all over the world. The liners are designed to fit mud pumps of Emsco, Gardner- Denver, National, Oilwell, Ideco,...
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