On 23 December, Russia once again shelled a thermal power plant in the frontline region.
"Five power engineers working at the TPP were wounded after intense shelling," DTEK said.
They also added that the wounded were promptly administered first aid and taken to hospital.
The company's equipment was damaged. After the shelling, the power engineers will begin to eliminate the consequences of the attack.
This is the tenth attack on the frontline thermal power plant in the last two months.
The last one took place on 20 December.