Thuong Mai Va Ky Thuat Que Duong Joint Stock Company Address: No 141, Xuan Thuy Street, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101277858 Phone: 0247682999; 0913366170 Representative: Nguyen Duc Hung Adress: Tu Phong Hamlet, Que Vo District, Bac Ninh Province Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 9 - 2002