We designing and manufacturing pipeline construction equipment for more than FIFTEEN years.
By the end of 2014, Changqing Oilfield produced 25.04 million tons of crude and 38....
On January 30, the Myanmar section of the Myanmar-China Oil Pipeline jointly invested and ...
派浦澜国内营销中心和国际营销中心将会在您购买之前提供最全面，最新的产品和服务信息，并给您提供最适合您的产品搭配方案供您选择。
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