Tu Van Thiet Ke Xay Dung Mai Trang LTD Address: No 230, Civil Group 1, Tran Phu Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100173164 Phone: 02193867691 Representative: Vu Thi Son Ha Adress: Civil Group 20, Minh Khai Ward, Ha Giang City, Ha Giang Province Tran Phu Ward, Ha Giang City, Ha Giang ProvinceFounding date: 7 - 3 - 2003