Dau Tu Xay Dung Va Cong Nghe Trang An Joint Stock Company Address: No 41, Lane 61/20, Bang Liet Street, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0108322330 Phone: 0946479350 Representative: Nguyen Trong Huu Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 13 - 6 - 2018