Dich Vu Thuong Mai Va Dao Tao Thang Long Joint Stock Company Address: No 11 Khoi 6, Dong Anh Town, Dong Anh District, Ha Noi City Enterprise code: 0101493432 Phone: 0248835019 Representative: Le Thanh Quyen Adress: Khoi 6, Dong Anh Town, Dong Anh District, Ha Noi City Dong Anh Town, Dong Anh District, Ha Noi CityFounding date: 7 - 6 - 2004