Bqlda "nang Cao Hieu Qua Su Dung Nang Luong Trong Cac Toa Nha Thuong Mai Va Chung Cu Cao Tang Tai VN Address: No 37 Le Dai Hanh, Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0107510878 Phone: 02436331750 Representative: Le Trung Thanh Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi CityFounding date: 19 - 7 - 2016