Mang Vien Thong Tri Viet Joint Stock Company Address: No 17, Alley 321/28, Phuc Loi Street, Civil Group 11, Phuc Loi Ward, Long Bien District, Ha Noi City Enterprise code: 0108440214 Phone: 0908301688 Representative: Ngo Van Tuan Adress: Chua Hamlet, Hoa Son Commune, Hiep Hoa District, Bac Giang Province Phuc Loi Ward, Long Bien District, Ha Noi CityFounding date: 20 - 9 - 2018