Phat Trien Cong Nghe Va Vien Thong Quoc Te Joint Stock Company Address: No 26, Lane 178, Tay Son Street, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0101483201 Phone: 0245375082 Representative: Le Thi Thanh Huong Adress: No 1, Lane 166, Doi Can Street, Doi Can Ward, Ba Dinh District, Ha Noi City Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 14 - 5 - 2004