Thuong Mai Dich Vu Tan Tan Joint Stock Company Address: No 140B, Doi Can Street, Doi Can Ward, Ba Dinh District, Ha Noi City Enterprise code: 0103476915 Phone: 02437221149 Representative: Pham Ngoc Thach Adress: No 73, Thai Ha Street, Trung Liet Ward, Dong Da District, Ha Noi City Doi Can Ward, Ba Dinh District, Ha Noi CityFounding date: 7 - 3 - 2009