Tu Van Xay Dung Nam Thanh Do Joint Stock Company Address: 4th Floor, Lot Cc5a Ban Dao Linh Dam, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101481701 Phone: 02436408047 Representative: Nguyen Huy Duc Adress: No 4a, Lane 37, Dong Tac Street, Kim Lien Ward, Dong Da District, Ha Noi City Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 5 - 2004