- ELECTRIC POWER
Hydroelectric and Thermoelectric Power Plants, Cogeneration, Design, Construction and Maintenance of Power Facilities, Transmission and Distribution Network, Electric Power System Management.
Excavation and Loading Technologies, Geological Prospecting, Refinement and Processing, Transportation, Homogenizing, Production Process and Quality Management.
- OIL and GAS
Research and Production, Refinery and Petrochemical Processing, Transportation, Research and Production Equipment and Devices, Refinery and Petrochemical Processing Equipment and Devices, Oil Derivative Production, Oil and Oil Derivative Transportation, Storing and Trading, Oil Derivative Retail Trade; Gas Pipeline and Storage Construction, Natural Gas Transportation, Storing, Distribution and Trading, Industrial Plant and Household Gasification.
- RENEWABLE ENERGY SOURCES
Small Hydroelectic Power Plants, Biomass, Geothermal Energy, Solar Energy, Wind Energy, Oil Shale.
- ENERGY EFFICIENCY
In production, distribution and consumption.