Tu Van Thiet Ke Vien Thong Tin Hoc Hai Phong Joint Stock Company Address: No 350 Van Cao, Dang Lam Ward, Hai An District, Hai Phong City Enterprise code: 0200625256 Phone: 02253821898 Representative: Nguyen Van Huu Adress: No 167, Lot 7C Le Hong Phong, Dong Khe Ward, Ngo Quyen District, Hai Phong City Dang Lam Ward, Hai An District, Hai Phong CityFounding date: 19 - 5 - 2005