| N | Item | Com. |
| 1 | Carbon Dioxide | 6 |
| 2 | Rental. Electric Generators | 34 |
| 3 | Energy Advisory Services | 4 |
| 4 | Coal | 10 |
| 5 | Activated Coal | 5 |
| 6 | Coal. Coke | 6 |
| 7 | Power Stations, Hydroelectric | 1 |
| 8 | Fuel | 66 |
| 9 | Marine Fuels | 1 |
| 10 | Power Distribution Services | 12 |
| 11 | Electricity | 13 |
| 12 | Industrial Electric Power | 102 |
| 13 | Electricians | 46 |
| 14 | Electrification Services | 41 |
| 15 | Electric Energy | 14 |
| 16 | Hydraulic Energy | 1 |
| 17 | Solar Energy | 26 |
| 18 | Equipment For Electrical Industries | 4 |
| 19 | Gas Stations | 73 |
| 20 | Carbonic Gas | 3 |
| 21 | Town Gas | 1 |
| 22 | Liquefied Gas/l.N.G | 145 |
| 23 | Natural Gas | 23 |
| 24 | Industrial & Medical Gases | 67 |
| 25 | Electric Generator Sets | 35 |
| 26 | Generating Sets | 77 |
| 27 | Ice | 26 |
| 28 | Dry Ice | 10 |
| 29 | Industrial Lighting Equipment | 1 |
| 30 | Electrical Engineering | 130 |
