Cao Son Ha Noi LTD Address: P104, K1 Thanh Cong, Thanh Cong Ward, Thanh Cong Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101346780 Phone: 0248312354 Representative: Hoang The Son Adress: No 2, Lane 172, Au Co Street, Tay Ho District, Ha Noi City Thanh Cong Ward, Ba Dinh District, Ha Noi CityFounding date: 3 - 4 - 2003