Vien Thong Ha My LTD Address: Hamlet 2, Quyet Tien Hamlet, Van Con Commune, Hoai Duc District, Ha Noi City Enterprise code: 0107011244 Phone: 0989464793 Representative: Nguyen Thi Duyen Adress: Tan Hoi Hamlet, Tan Tien Commune, Chuong My District, Ha Noi City Van Con Commune, Hoai Duc District, Ha Noi CityFounding date: 30 - 9 - 2015