Gamma Joint Stock Company Address: L4, No 14 Thuy Khue, Thuy Khue Ward, Tay Ho District, Ha Noi City Enterprise code: 0101724778 Phone: 02437281599 Representative: Le Tuan Viet Adress: Zoom 42 - A1, Tap The Khuong Thuong, Trung Tu Ward, Dong Da District, Ha Noi City Thuy Khue Ward, Tay Ho District, Ha Noi CityFounding date: 21 - 7 - 2005