Nang Luong Va Thiet Bi Thong Minh An Duc Hung LTD Address: No 31 Bui Thi Xuan, Dong Kinh Ward, Lang Son City, Lang Son Province Enterprise code: 4900941254 Phone: 0867299860 Representative: Hoang Thi Thuy Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 17 - 3 - 2026