Dau Tu Khang Bao Joint Stock Company Address: No 74, Tay Son Street, Quang Trung Ward, Dong Da District, Ha Noi City Enterprise code: 0105283299 Phone: 02462511805 Representative: Nguyen Thanh Nghiem Adress: No 28 Hang Dieu, Cua Dong Ward, Hoan Kiem District, Ha Noi City Quang Trung Ward, Dong Da District, Ha Noi CityFounding date: 27 - 4 - 2011