Du An Tiet Kiem Nang Luong Va San Xuat Sach Hon Tai Viet Nam Address: Zoom 18 Tang 2, No 91 Dinh Tien Hoang, Trang Tien Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0107503990 Phone: 02439387835 Representative: Dang Huy Cuong Adress: 23 Ngo Quyen, Hoan Kiem District, Ha Noi City Trang Tien Ward, Hoan Kiem District, Ha Noi CityFounding date: 12 - 7 - 2016