Dau Tu Cong Nghe Quy Anh LTD Address: Nha C11 Tap The Laze Hoang Cau, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0105627831 Phone: 02438515573 Representative: Chu Minh Hieu Adress: No 34B Hang Bai, Hang Bai Ward, Hoan Kiem District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 10 - 11 - 2011