1. China National Petroleum Corporation
2. Eni S.p.A
3. ENOC Company
4. Enterprise Product Partners L.P.
5. Evonik Industries AG
6. Formosa Plastics Corporation
U.S.A.
7. Gazprom Neft PJSC
8. LyondellBasell Industries Holdings B.V.
9. Reliance Industries Ltd.
10. SABIC