Dau Tu Va Phat Trien Cong Nghe Xay Dung Joint Stock Company Address: No 8, Lane 2, Ngo Thi Nham Street, Quang Trung Ward, Ha Dong District, Ha Noi City Enterprise code: 0500480146 Phone: 02433829807 Representative: Le Minh Tu Adress: No 271, 37 To Dan Cu 6 Lane, Kien Hung Ward, Ha Dong District, Ha Noi City Quang Trung Ward, Ha Dong District, Ha Noi CityFounding date: 15 - 5 - 2006