DTS Viet Nam Joint Stock Company Address: No 18, Civil Group 51, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102137412 Phone: 0247670111 Representative: Nguyen Thi Doan Adress: No 18, Civil Group 51, Quan Hoa Ward, Cau Giay District, Ha Noi City Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 15 - 1 - 2007