Dau Tu Sach Va Thiet Bi Giao Duc Ha Noi Joint Stock Company Address: No 511, Pham Van Dong Street, Co Nhue 1 Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0108128799 Phone: 02439910156 Representative: Hoang Trung Kien Co Nhue 1 Ward, Bac Tu Liem District, Ha Noi CityFounding date: 11 - 1 - 2018