Dau Tu Va Phat Trien Ung Dung Cong Nghe So Gia Long Joint Stock Company Address: No 5, Day B To 50, No 6 Ton That Tung, Trung Tu Ward, Dong Da District, Ha Noi City Enterprise code: 0105935402 Phone: 02466632888 Representative: Ly Thanh Long Trung Tu Ward, Dong Da District, Ha Noi CityFounding date: 5 - 7 - 2012