Trung Son Electricity Joint Stock Company was founded on April 10, 2014 under the business registration no.0106507713 with the main fields of activities are investment and operation of renewable energy projects.

Until now, Trung Son Electricity Joint Stock Company:
- Has 07 member units and 02 dependent units.
- Has put 06 hydroelectric power plants into operation in Nghe An, Da Nang with total capacity reaching nearly 80MW.
- Is currently proceeding with the investment for the construction of 02 projects in Houa Phan Province, Lao People's Democratic Republic, including Nam Sum 1A Hydropower project with the capacity of 50 MW and  Nam Sum 3A Hydropower project with the capacity of 48 MW.

The company is considering to continue investing in hydropower projects in Lao PDR.