Hoa Hoc Ung Dung Binh Yen LTD Address: No 19/447, Lac Long Quan Street, Xuan La Ward, Tay Ho District, Ha Noi City Enterprise code: 0103822097 Phone: 02437589548 Representative: Nguyen Thanh Cong Adress: Doc Hamlet, Tay Mo Commune, Tu Liem District, Ha Noi City Xuan La Ward, Tay Ho District, Ha Noi CityFounding date: 18 - 5 - 2009