Xay Dung Va Thuong Mai Doan Ket Joint Stock Company Address: Doi, 3, Ngo Sai Hamlet, Thi Tran, Quoc Oai Town, Quoc Oai District, Ha Noi City Enterprise code: 0500572502 Phone: 0243844231 Representative: Ta Van Thoa Adress: Hamlet 3, Ngo Sai Hamlet, Quoc Oai District, Ha Noi City Quoc Oai Town, Quoc Oai District, Ha Noi CityFounding date: 20 - 11 - 2007