Vien Thong Hoang Gia Viet Nam Joint Stock Company Address: No 23, 379 Doi Can Lane, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0106456699 Phone: 0904405579 Representative: Vu Thi Ha Adress: No 9, Hem 173/68/39 Hoang Hoa Tham, Ngoc Ha Ward, Ba Dinh District, Ha Noi City Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 14 - 2 - 2014