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Jiyuan Sanhe Zhengyuan Petroleum Machinery Co., Ltd. established in 2007, is a high-tech enterprise specializing in manufacturing drilling tools for petroleum and geological exploration. It lies at the foot of majestic Mount Wangwu in Jiyuan city, Henan Province that is beside the key water project of XiaoLangDi on the Yellow River. It covers more than thirty thousand square meters, owning the properties two hundred million Yuan and more than two hundred and fifty employees. Good cooperative relation has be...
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