Truyen Thong Va Giai Tri Echoes Viet Nam Joint Stock Company Address: No 26/26/100 Hoang Quoc Viet, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0106794560 Phone: 0966666106 Representative: Vu Dinh Dat Adress: Sang Hamlet, Dao Ly Commune, Ly Nhan District, Ha Nam Province Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 19 - 3 - 2015