Dau Tu Xay Dung Thuan An Office Joint Stock Company Address: No 58, Lane 9, Luong Dinh Cua Street, Kim Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0103210506 Phone: 02837758999 Representative: Nguyen Duy Dat Adress: No 10, 378/58 Thuy Khue Alley, Buoi Ward, Tay Ho District, Ha Noi City Kim Lien Ward, Dong Da District, Ha Noi CityFounding date: 15 - 1 - 2009