DongYing Century Partner Industry lies at Dongying City of ShanDong province the centrality of Yellow River delta, which is a general scientific and industrial private enterprise. With the support of China Oil University and the largest oil field in China Shengli Oil Field, our company build the central laboratory and three manufactural bases. We commit ourselves to the produce and exploitation of sulfate、formate and oil field chemical agent, and try to build the best after-sell service syste...
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