Dagang Refinery
Tanka ea Polokelo ea Oli ea Khamphani ea Macau Nanguang
Qinghai Petroleum Administration Bureau Tanka
Khampani ea Urumqi Petrochemical Company e sa tsoa Eketsoa ka Liphaephe tsa Phepelo ea Metsi le Lisebelisoa tsa Phekolo ea Metsi
Nako ea poso: Apr-21-2023