| 1 (5) | China National Petroleum Corp * | CHN |  | |
| 2 (6) | PetroChina Co Ltd | CHN | | |
| 3 (13) | China Petroleum and Chemical Corporation * | CHN | | |
| 4 (49) | State Grid Corporation of China * | CHN | | |
| 5 (136) | China National Offshore Oil Corp * | CHN | | |
| 6 (289) | China Railway Engineering Corp * | CHN | | |
| 7 (295) | Petrobras, Brazil | BRA | | |
| 8 (315) | China Railway Group Ltd | CHN | | |
| 9 (375) | China Railway Eryuan Engineering Group Co Ltd | CHN | | |
| 10 (513) | China Coal Research Institute | CHN | | |
| 11 (995) | Daqing Oilfield Co Ltd, CN | CHN | | |
| 12 (1098) | Gazprom Group, Russian Federation | RUS | |
