Tu Van BDS Joint Stock Company Address: No 22 Nghi Tam, Yen Phu Ward, Tay Ho District, Ha Noi City Enterprise code: 0102677288 Phone: 0242700841 Representative: Nguyen Thi Thoa Adress: 60, 264 Cum 4 Gia Quat Lane, Ngoc Thuy Ward, Long Bien District, Ha Noi City Yen Phu Ward, Tay Ho District, Ha Noi CityFounding date: 14 - 3 - 2008