Ban Quan Ly Do An Quy Hoach Kien Truc Address: 1st Floor Nha N5B-N5C Hoang Dao Thuy, KDT Trung Hoa - Nhan Chinh, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0110924861 Phone: 02437324773 Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 6 - 1 - 2025