Dau Tu Va Ung Dung Cong Nghe Joint Stock Company Address: No 105, Tay Son Street, Quang Trung Ward, Dong Da District, Ha Noi City Enterprise code: 0101375566 Phone: 02437667639 Representative: Chu Van Tuyen Adress: No 3, 251 Minh Khai P.Minh Khai Lane, Hai Ba Trung District, Ha Noi City Quang Trung Ward, Dong Da District, Ha Noi CityFounding date: 23 - 6 - 2003