Rong Bac LTD Address: No 1111, Ngo Gia Tu Street, Duc Giang Ward, Long Bien District, Ha Noi City Enterprise code: 0101299019 Phone: 0248774646 Representative: Nguyen Huu Thuan Adress: Tan Son Hamlet, Bai Son Commune, Do Luong District, Nghe An Province Duc Giang Ward, Long Bien District, Ha Noi CityFounding date: 5 - 11 - 2002