Dau Tu Va Phat Trien Dich Vu Bte Joint Stock Company Address: No 50, Pham Huy Thong Street, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102461962 Phone: 0936444307 Representative: Ta Thi Quynh Hoa Adress: 17, 1081/4 Hong Ha Lane, Chuong Duong Ward, Hoan Kiem District, Ha Noi City Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 13 - 11 - 2007