Hanoi Thien Y Environmental Energy Joint Stock Company, belonging to CNTY - EUZY group, is a pioneer enterprise in environmental protection activities. This is also the investor, constructor and operator of the Soc Son waste treatment station in Soc Son District, Hanoi. Waste treatment capacity of the factory is 4000 tons/day, power generation capacity is 75 MW. This is the largest domestic waste treatment project in Southeast Asia, the second largest in the world.