TM DV Vien Thong Hoang Yen LTD Address: Hamlet 1, Dong My Commune, Thanh Tri District, Ha Noi City Enterprise code: 0110433937 Phone: 02035552535 Representative: Bui Hoang Yen Dong My Commune, Thanh Tri District, Ha Noi CityFounding date: 1 - 8 - 2023