Xay Dung, Thuong Mai Va Phat Trien Vien Thong Thang Long Joint Stock Company Address: No 73, Lane 766, La Thanh Street, Giang Vo Ward, Giang Vo Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101605322 Phone: 0247715467 Representative: Nguyen Van Van Adress: No 73, Lane 766, La Thanh Street, Giang Vo Ward, Ba Dinh District, Ha Noi City Giang Vo Ward, Ba Dinh District, Ha Noi CityFounding date: 4 - 2 - 2005