Van Phong Dai Dien Cong Ty Co Phan Az Steel Thang Long Tai Thanh Pho Ha Giang Address: No 7B, Vo Thi Sau Street, Minh Khai Ward, Ha Giang City, Ha Giang Province Enterprise code: 0106327781-001 Phone: 0981451888 Representative: Tran Ngoc Duc Minh Khai Ward, Ha Giang City, Ha Giang ProvinceFounding date: 20 - 5 - 2024