| 0220001 | Charcoal Production & Packaging | Charcoal Production | Industrial | |
| 0610001 | Crude Petroleum Extraction | Petroleum and metal extraction | Industrial | |
| 0620001 | Natural Gas Extraction | Petroleum and metal extraction | Industrial | |
| 0810001 | Stone Quarries Operation | Petroleum and metal extraction | Industrial | |
| 0810005 | Sand Quarrying | Petroleum and metal extraction | Industrial | |
| 0810006 | Pebble Quarrying | Petroleum and metal extraction | Industrial | |
| 0810007 | Gypsum Mining | Petroleum and metal extraction | Industrial | |
| 0810008 | Limestone Quarrying | Petroleum and metal extraction | Industrial | |
| 0891004 | Natural Manures Extraction | Petroleum and metal extraction | Industrial | |
| 0899001 | Marine Mining | Petroleum and metal extraction | Industrial | |
| 0910001 | Oil & Natural Gas Well Drilling | Petroleum and metal extraction | Industrial | |
| 0910002 | Oil & Natural Gas Well Maintenance | Petroleum and metal extraction | Industrial | |
| 0910004 | Oil & Natural Gas Well Reinforcement Services | Petroleum and metal extraction | Professional | |
| 0910018 | Onshore & Offshore Oil & Gas Fields Services | Petroleum and metal extraction | Professional | |
| 0910019 | Oil & Natural Gas Field Development | Oil & Natural Gas Field Development | Professional | |
| 0910101 | Repairing Oil & Natural Gas Well Equipment Abroad | Petroleum and metal extraction | Professional | |
| 0910102 | Well Drilling & Oil & Natural Gas Development Abroad | Petroleum and metal extraction | Industrial | |
| 3312013 | Oil & Natural Gas Well Equipment Repair & Maintenance | Petroleum and metal extraction | Professional | |
| 3510001 | Power Generation | Power generation and transimission | Industrial | |
| 3510002 | Electricity Transmission & Supply | Power generation and transimission | Industrial | |
