Tu Van Xay Dung Va Thuong Mai Viet Nam Joint Stock Company Address: No 5C, Alley 86, Lane 5, Hoang Quoc Viet Street, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0101612841 Phone: 0242730380 Representative: Tran Anh Thang Adress: Tieu Khu 14, Luong Son Town, Luong Son District, Hoa Binh Province Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 3 - 3 - 2005