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《中国化工报导(英文版)》
>Contract on Oil Product Storage and Transportation between china and Sri Lanka;Ningxia Zhonghuan Established;Refinery Projectbetween GPC and Exxon Mobil
Contract on Oil Product Storage and Transportation between china and Sri Lanka;Ningxia Zhonghuan Established;Refinery Projectbetween GPC and Exxon Mobil