| 1 (26) | State Grid Corporation of China * | CHN |  |
| 2 (65) | China Petroleum and Chemical Corporation * | CHN | |
| 3 (247) | Wuhan Textile University | CHN | |
| 4 (343) | China Southern Power Grid Co Ltd * | CHN | |
| 5 (369) | China Electric Power Research Institute | CHN | |
| 6 (450) | China National Petroleum Corp * | CHN | |
| 7 (530) | PetroChina Co Ltd | CHN | |
| 8 (555) | China Railway Engineering Corp * | CHN | |
| 9 (573) | China Railway Group Ltd | CHN | |
| 10 (609) | China Railway Eryuan Engineering Group Co Ltd | CHN | |
| 11 (721) | Guangdong Power Grid Co Ltd | CHN | |
| 12 (725) | China Coal Research Institute | CHN | |
| 13 (803) | China National Offshore Oil Corp * | CHN | |
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