Nghien Cuu Phat Trien DTS Joint Stock Company Address: No 7/10/173/192, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102000859 Phone: 0245659530 Representative: Do Thi Tam Adress: No 8, Lane 16, Ngo Quyen Street, Quang Trung Ward, Ha Dong District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 26 - 7 - 2006