Do Thi Ha Noi Joint Stock Company Address: No 12a, Ba Trieu Lane, Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101501972 Phone: 0249782810 Representative: Le Tuan Hai Adress: No 9, 91/45 Nguyen Chi Thanh Lane, Lang Ha Ward, Dong Da District, Ha Noi City Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi CityFounding date: 28 - 6 - 2004