Chi Nhanh Lang Son - Cong Ty Co Phan Tu Van Va Tham Dinh Gia Doanh Nghiep Address: No 344, Ngo Quyen Street, Dong Kinh Ward, Lang Son City, Lang Son Province Enterprise code: 0103982862-021 Phone: 0914848309 Representative: Le Van Quy Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 12 - 12 - 2021