Tu Van Dau Tu Xay Dung Hieu Trung LTD Address: No 198, Nguyen Van Linh Street, Civil Group 5, Quang Trung Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100253758 Phone: 02193863383 Representative: Trinh Thi Thuy Adress: Civil Group 5, Quang Trung Ward, Ha Giang City, Ha Giang Province Quang Trung Ward, Ha Giang City, Ha Giang ProvinceFounding date: 11 - 8 - 2008