Vat Tu Vien Thong Joint Stock Company Address: No 429a, Au Co Street, Nhat Tan Ward, Tay Ho District, Ha Noi City Enterprise code: 0101157180 Phone: 0247195300 Representative: Le Cuong Trang Adress: 18D Tap The Tong Cuc Ii, Xuan Dinh Commune, Tu Liem District, Ha Noi City Nhat Tan Ward, Tay Ho District, Ha Noi CityFounding date: 28 - 8 - 2001