Henan Shangdie Valve Co., Ltd
She passed ISO9001 Quality System Authentication in 1996, passed API, CE and TUV Authentication, and also passed the special equipment registration. The top brand Shangdie butterfly valve is recommended by Chinese city and town water supply association and Chinese petroleum and chemical general and power project, Now we possess 18 national patents, The 4seriers is asserted as high technology product. Our main products is the following type: The Metal seal butterfly valve, Rubber seal butterfly valve, The water turbine hydraulic control butterfly valve, Semi-ball valve, Check valve and Gate valve ect 3000 types.
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