Mot Thanh Vien Dau Tu Xay Dung Va Thuong Mai Ngan Son LTD Address: Lane 71, Quyet Thang Street, Civil Group 9, Ngoc Ha Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100431584 Phone: 0948317676 Representative: Nguyen Trung Kien Adress: Na Sai Hamlet, Minh Ngoc Commune, Bac Me District, Ha Giang Province Ngoc Ha Ward, Ha Giang City, Ha Giang ProvinceFounding date: 24 - 6 - 2015