Dai Su Quan Vuong Quoc Dan Mach Address: 7th Floor, Bidv 194 Tran Quang Khai Building, Ly Thai To Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101350699 Phone: 0248231888 Ly Thai To Ward, Hoan Kiem District, Ha Noi CityFounding date: 15 - 4 - 2003