Tu Van Thiet Ke Va Xay Dung DHD Ha Noi LTD Address: No 57, Hang Ma Street, Hang Ma Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0105990160 Phone: 02438281632 Representative: Dao Xuan Vinh Adress: No 57 Hang Ma, Hang Ma Ward, Hoan Kiem District, Ha Noi City Hang Ma Ward, Hoan Kiem District, Ha Noi CityFounding date: 12 - 9 - 2012