Diem Bac LTD Address: Zoom 302, 3rd Floor, Building 25, Truong Han Sieu Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0108336083 Phone: 02432202178 Representative: Nguyen Hung Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 22 - 6 - 2018