Quang Cao Va Truyen Thong Sao Viet Joint Stock Company Address: No 216B4 Tan Mai, Tan Mai Ward, Hoang Mai District, Ha Noi City Enterprise code: 0103289520 Phone: 02422116808 Representative: Nguyen Nguyen Hong Adress: 216 B4, 25B, 94 Tan Mai Lane, Tan Mai Ward, Hoang Mai District, Ha Noi City Tan Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 2 - 2009