Thuong Mai Va Dich Vu O To Thang Long LTD Address: No 42, Lang Ha Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101085923 Phone: 0247761522 Representative: Nguyen Thi Thu Thuy Adress: No 609/57, Giang Vo Street, Cat Linh Ward, Dong Da District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 4 - 1 - 2001