Cong Nghe Duc Hanh LTD Address: No 26, Alley 25, Lane 14, Phao Dai Lang Street, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0107086923 Phone: 0913561553 Representative: Le Thi Hanh Tam Adress: P1501, Nha HH1, Yen Hoa Ward, Cau Giay District, Ha Noi City Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 6 - 11 - 2015