Co Khi Va Xay Dung Hoang Mai LTD Address: No 295, Lane 42, Thinh Liet Street, Phuong, Hoang Mai District, Ha Noi City Enterprise code: 0111227616 Phone: 0977040783 Representative: Tran Thi Thu Huyen Ha Noi CityFounding date: 24 - 9 - 2025