Y Hoc Hoang Anh Joint Stock Company Address: No 150, Xuan Dinh Street, Dong Hamlet, Xuan Dinh Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0101586091 Phone: 02465648895 Representative: Duong Huu Hoang Adress: Dong Hamlet, Xuan Dinh Commune, Tu Liem District, Ha Noi City Xuan Dinh Ward, Bac Tu Liem District, Ha Noi CityFounding date: 23 - 12 - 2004