Truyen Thong Y Chi Viet Joint Stock Company Address: No 2a, Lane 7, Thai Ha Street, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0105646873 Phone: 0987898899 Representative: Dang Le Nam Adress: No 6, Lane 1, Civil Group 15, Quyet Thang Ward, Son La City, Son La Province Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 16 - 11 - 2011