Electricity generation; production of energy; air purification; air deodorization; recycling of waste and garbage; sorting of waste and recyclable materials; waste and garbage disposal; rental of electricity generators; rental of air conditioners; rental of air heaters; waste and garbage disposal; water treatment; generation of electrical and thermal energy in power plants, district heating plants, wind power plants, solar plants; generation of electrical and thermal energy from renewable ene...

Electricity generation; production of energy; air purification; air deodorization; recycling of waste and garbage; sorting of waste and recyclable materials; waste and garbage disposal; rental of electricity generators; rental of air conditioners; rental of air heaters; waste and garbage disposal; water treatment; generation of electrical and thermal energy in power plants, district heating plants, wind power plants, solar plants; generation of electrical and thermal energy from renewable ene...