Vien Thong Son Viet Joint Stock Company Address: Thuy Hoi Hamlet, Tan Hoi Commune, Dan Phuong District, Ha Noi City Enterprise code: 0106481776 Phone: 02433631579 Representative: Bui Dinh Son Adress: No 21, Lane 7, Civil Group 19, Cau Dien Town, Tu Liem District, Ha Noi City Tan Hoi Commune, Dan Phuong District, Ha Noi CityFounding date: 13 - 3 - 2014