Tu Van Xay Dung Tri Viet Joint Stock Company Address: Zoom 901, CT2 Chung Cu Xuan Dinh Building, Bac Tu Liem District, Ha Noi City Enterprise code: 0104344911 Phone: 0242652003 Representative: Nguyen Minh Hai Adress: No 79 Ly Nam De, Ba Dinh District, Ha Noi City Bac Tu Liem District, Ha Noi CityFounding date: 29 - 12 - 2009