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《中国化工报导（英文版）》
>New HDPE Silicon-Core Pipe Production Line Developed in Qingdao;Low-Hysteresis Carbon Black for Rubber Passing Appraisal;API Certificate for Gasoline and Engine Oil in Dalian Petrochemical Co.;Phosphorite Antioxidant Developed
New HDPE Silicon-Core Pipe Production Line Developed in Qingdao;Low-Hysteresis Carbon Black for Rubber Passing Appraisal;API Certificate for Gasoline and Engine Oil in Dalian Petrochemical Co.;Phosphorite Antioxidant Developed
