Van Phong Dai Dien Cong Ty Matrix Communication (Hk) LTD Tai TP Ha Noi Address: 74, Linh Lang Street, P, Cong Vi, Ba Dinh District, Ha Noi City Enterprise code: 0101553000 Phone: 0249433119 Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 5 - 11 - 2004