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Mudanjiang Dongxu Machingery Co., Ltd is a specially appointed supplier to China National Petroleum Corporation (CNPC) and China Petroleum and Chemical Corporation (SINOPEC CORP) in the drilling tools, production tools and the fittings. Our corporation has passed ISO 9001:2000 standard quality system authentication,and been honored with API spec-7-1 certificate by America Petroleum Institute.Our major products include :hydraulic bu...
 
 
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Tel : 86-453-6187299 6290768 6290769 Fax : 86-453-6290768 E-mail : mdjdxjx@163.com