Dau Tu Xay Dung Va Thuong Mai HN Stone Joint Stock Company Address: Day Tro To Duyet Trung 3, Tan Giang Ward, Tinh Cao Bang, Viet Nam Enterprise code: 4800949323 Phone: 0973625991 Representative: Ha Van Ninh Cao Bang ProvinceFounding date: 29 - 9 - 2025