Econet Viet Nam Joint Stock Company Address: 2a Floor, 71 Hoang Cau Building, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0106935204 Phone: 02444552222 Representative: Trinh Quang Dung Adress: No 102B, C2 Thanh Cong, Thanh Cong Ward, Ba Dinh District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 12 - 8 - 2015