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  • 山东群英会 www.znpbs.com

    Details: The company has a mature series of bits, including roller bit, PDC bit and coring bit, willing to try its best to provide products with excellent performance?and stable quality to customer.?1.Tricone?...
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CONTACT US

Dongying Haixin Petroleum Equipment Co. Ltd.
Add:Management Committee building,shengli industryzone,Xicheng, Dongying City zone,Shandong,China
Tel:+86-546-7755028
Fax:+86-546-7718870
E-mail:[email protected]

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