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YANCHENG SHENHUA MACHINERY MANUFACTURE CO.,LTD
Add:No. 1299, Jianhu Avenue South Road, Jianhu County
Tel:+86-515-86500588
    86500699
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    86500699
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patent-A H metal sealing hanger patent-A device of oil extraction wellhead protect themselves from blowing sand patent-A metal seal tubing head spool
patent-A new type of plug valves patent-A kind of used for oil recovery wellhead sealing device patent-A built-in install the casing head of auxiliary components
patent-A fluid wellhead Certificate of Registration High-tech enterprises
 
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