Cong Nghe So Dong A Joint Stock Company Address: No 38, Alley 73/80, Nguyen Luong Bang Street, Dong Da District, Ha Noi City Enterprise code: 0104162608 Phone: 02462511922 Representative: Pham The Tung Adress: Zoom 403, T4, Tap The Vien Thu Y, Dong Da District, Ha Noi City Dong Da District, Ha Noi CityFounding date: 15 - 9 - 2009