Tu Van Hieu Qua LTD Address: 308, A6 Tap The Vinh Ho, Nga Tu So Ward, Dong Da District, Ha Noi City Enterprise code: 0101303730 Phone: 0248536172 Representative: Nguyen Tat Thang Adress: 308, A6 Tap The Vinh Ho, Nga Tu So Ward, Dong Da District, Ha Noi City Nga Tu So Ward, Dong Da District, Ha Noi CityFounding date: 19 - 11 - 2002