Tu Van, Phat Trien Cong Nghe Va Thuong Mai Dich Vu Tong Hop Joint Stock Company Address: No 05, 97 Van Cao Lane, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102569042 Phone: 0247625220 Representative: Dao Thanh Hai Adress: No 11, 97 Van Cao Lane, Lieu Giai Ward, Ba Dinh District, Ha Noi City Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 20 - 12 - 2007