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            Historical evolution

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            Historical evolution

              Mudanjiang zhongyuan drilling co., LTD., is a provincial high-tech enterprise, torch plan mudanjiang oil drilling industry base backbone enterprises in heilongjiang province. Company passed on behalf of the world's oil fields in February 2003, the supreme management level of the American petroleum institute API standard authentication again in January 2004 passed the ISO9001-2000 standard quality system certification company abide by credit, enterprise high trust companies believe in "customer first" principle, to "market as the center, for the purpose of service, with science and technology as the forerunner, take the quality as the life" the quality policy. After years of efforts, to become China's three giant, China national petroleum corporation, sinopec and cnooc fixed-point enterprise group co., LTD. Domestic market, in addition to remain in the big three's sales of more than 20 oil field advantage, my company's technology research and development centers and sales centers to increase product research and development ability, on the basis of a marketing network, efforts to expand the surrounding land oil fields.


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