Tan Son Ha Joint Stock Company Address: No 29 Khu, 1 Bac Linh Dam Villa, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101918808 Phone: 0903001072 Representative: Nguyen Son Ha Adress: No 27, Hang Ngang Street, Hang Dao Ward, Hoan Kiem District, Ha Noi City Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 20 - 4 - 2006