Thuong Mai Dich Vu Dau Tu Phat Trien Cong Nghe Hai Linh LTD Address: 163 Phung Hung, Cua Dong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101245380 Phone: 02438288061 Representative: Cao Quoc Son Adress: No 18 Gia Ngu, Hang Bac Ward, Hoan Kiem District, Ha Noi City Cua Dong Ward, Hoan Kiem District, Ha Noi CityFounding date: 27 - 5 - 2002