Quan Ly Khoang San Quoc Gia Joint Stock Company Address: No 33 Kim Ma, Kim Ma Ward, Ba Dinh District, Ha Noi City Enterprise code: 0103256941 Phone: 02437347827 Representative: Doan Minh Vuong Adress: No 14 Hang Muoi, Ly Thai To Ward, Hoan Kiem District, Ha Noi City Kim Ma Ward, Ba Dinh District, Ha Noi CityFounding date: 7 - 2 - 2009