Dau Tu Xay Dung Va Thuong Mai An Thang Joint Stock Company Address: No 20, Alley 2, Lane 203, Hoang Quoc Viet Street, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0101620264 Phone: 02438361740 Representative: Vu Cong Hung Adress: Hamlet 3, Hai Toan Commune, Hai Hau District, Nam Dinh Province Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 21 - 3 - 2005