Dau Tu Va Phat Trien Kinh Doanh Tong Hop Dong A Joint Stock Company Address: No 11, Lane 3, Dinh Cong Street, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0102185092 Phone: 02462840827 Representative: Nguyen Xuan Hien Adress: No 5, 4-K5 Lane, Ao Sen Street, Van Mo Ward, Ha Dong District, Ha Noi City Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 16 - 3 - 2007