Dien Anh Va Truyen Thong Trivia Viet Nam Joint Stock Company Address: No 37, Alley 38, 191 Lac Long Quan Lane, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0105581217 Phone: 02437592912 Representative: Tran Hoang Linh Adress: No 460a, Hoang Hoa Tham Street, Buoi Ward, Tay Ho District, Ha Noi City Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 20 - 10 - 2011