Truyen Thong Hitech Viet Nam Joint Stock Company Address: No 20, Alley 3/10, Lane 3, Nhan Hoa Street, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0107362637 Phone: 02473331111 Representative: Hoang Thi Nga Adress: 20B, Lane 302, Lang Street, Thinh Quang Ward, Dong Da District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 19 - 3 - 2016