Tich Hop He Thong Osc Joint Stock Company Address: No 9, 91/1 Luong Dinh Cua Alley, Phuong Mai Ward, Dong Da District, Ha Noi City Enterprise code: 0105508136 Phone: 02435381036 Representative: Nguyen Viet Tu Adress: No 9, 91/1 Luong Dinh Cua Alley, Phuong Mai Ward, Dong Da District, Ha Noi City Phuong Mai Ward, Dong Da District, Ha Noi CityFounding date: 19 - 9 - 2011