Duy Thang LTD Address: 4 Cum 1 Tu Lien Phuong Tu Lien Civil Group, Tay Ho District, Ha Noi City Enterprise code: 0101007918 Phone: 0247196117 Representative: Nguyen Duy Bien Thuy Adress: Ba Dinh District, Ha Noi City Tu Lien Ward, Tay Ho District, Ha Noi CityFounding date: 22 - 5 - 2000