Bong Da Lang Son LTD Address: No 590, Ba Trieu Street, Khoi 1+2, Dong Kinh Ward, Lang Son City, Lang Son Province Enterprise code: 4900931513 Phone: 0931026888 Representative: Tran Dinh Thuc Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 12 - 8 - 2025