Dich Vu Va Xay Dung HT Construction LTD Address: No 16 TT1, Ao Sao Street, Ao Sao Urban Area, Phuong, Hoang Mai District, Ha Noi City Enterprise code: 0111617253 Phone: 0326294655 Representative: Ho Duc Tuan Hoang Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 25 - 8 - 2026