Dich Vu Vien Thong Hoang Hai LTD Address: No 286 Hoang Cong Chat, Phu Dien Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0107746739 Phone: 0985853853 Representative: Nguyen Van Hai Adress: Thuong Vy Hamlet, Nhan Chinh Commune, Ly Nhan District, Ha Nam Province Phu Dien Ward, Bac Tu Liem District, Ha Noi CityFounding date: 6 - 3 - 2017