Dagang Refinery
Macau Nanguang Kambani Oiri Yekuchengetera Tangi
Qinghai Petroleum Administration Bureau Tank
Urumqi Petrochemical Company Ichangobva Kuwedzerwa Mvura Yekugovera Pipeline Network uye Mvura Yekurapa Zvishandiso
Nguva yekutumira: Kubvumbi-21-2023