Thong Tin Truyen Thong So Viet Nam Joint Stock Company Address: 4th Floor, No 36, Nghia Do Street, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0110346593 Phone: 02393007247 Representative: Dang Quoc Khanh Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 10 - 5 - 2023