Truyen Thong Sang Tao Viet Nam Joint Stock Company Address: No 21/139 Nguyen Ngoc Vu, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102370578 Phone: 0912626306 Representative: Nguyen Van Hiep Adress: No 21/139 Nguyen Ngoc Vu, Trung Hoa Ward, Cau Giay District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 25 - 9 - 2007