Instead of investing a large amount of money in energy systems, businesses can make a deal with energy service companies to reduce their power consumption. This is a new type of energy efficiency services first appearing in Vietnam since February, 2012. Up to now, it has successfully accomplished 3 projects. At present, it is implementing 6 projects at five-star hotels in Hanoi and Ho Chi Minh City.

Director Rene ùMartin Larsen of a cooperation project between Ho Chi Minh City Energy Conservation Center (ECC-HCMC), University College of Northern Denmark (UCN) and Kaai Limited on the establishment of the Institute of Energy Training and Green Architecture said, “The development of a green building depends on knowledge and thinking of architects in choosing location and a building’s aspect".