Vien Thong Va Truyen Thong Toan Cau Joint Stock Company Address: 33, Hue Lane, Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102385711 Phone: 0249765311 Representative: Do Thanh Phong Adress: P501 A13, Kim Giang Town, Kim Giang Ward, Thanh Xuan District, Ha Noi City Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi CityFounding date: 12 - 10 - 2007