Thuong Mai Va Dich Vu Tin Hoc Thien Do LTD Address: No 310B, Lac Trung Street, Thanh Luong Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101515340 Phone: 0249874883 Representative: Hoang Van Bien Adress: Dong Hamlet, Tan My Commune, Yen Dung District, Bac Giang Province Thanh Luong Ward, Hai Ba Trung District, Ha Noi CityFounding date: 9 - 8 - 2004