Tu Van Thiet Ke Va Dau Tu Xay Dung Hoa Son Joint Stock Company Address: No 2B1, Tap The Cong Ty Cong Trinh Buu Dien, Civil Group 5, Mo Lao Ward, Ha Dong District, Ha Noi City Enterprise code: 0107985511 Phone: 0904821777 Representative: Nguyen Duy Rin Mo Lao Ward, Ha Dong District, Ha Noi CityFounding date: 6 - 9 - 2017