Neft-kimyo

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Dongying shahridagi Chenggong neft koni

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Daqing neft konini qayta ishlash zavodi

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Guizhou Baota neft-kimyo tanklari zonasi

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Petrochina Dongying Petrochemical Co. LTD

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Shanxi Yanchang China Coal Yulin Energy and Chemical Co. LTD

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Sidalia yig'ilishi va ko'rgazmasi

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Tyanjin CNOOC

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Weiming neft-kimyo sayti

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Shinjon Kunlun Tianze tabiiy gaz kompaniyasi

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Zhongke (Guangdong) Refining & Chemical Co. LTD