Tu Van Dau Tu Xay Dung 556 LTD Address: No 33, Civil Group 04, Tran Phu Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100171449 Phone: 02193868809 Representative: Nguyen Thi Hoa. Tran Phu Ward, Ha Giang City, Ha Giang ProvinceFounding date: 26 - 9 - 2002