Petroineos Trading Limited | 29,572 followers on LinkedIn. Petroineos comprises trading and refining joint ventures between PetroChina International (London) Company Limited and INEOS. Established in 2011, Petroineos is one of Europe’s leading International Integrated Energy Trading Companies. In addition to third-party trading, Petroineos Trading's key functions include the supply of Crude Oil to Petroineos and PetroChina refineries and the arrangement of the sale and distribution of the various products that are produced from the refineries.