Thuong Mai Hoang Long Joint Stock Company Address: 17 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101228628 Phone: 0245564128 Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 17 - 4 - 2002