Xay Dung D&d Construction Joint Stock Company Address: No 409, Hung Vuong Street, Dong Kinh Ward, Tinh Lang Son, Viet Nam Enterprise code: 4900940853 Phone: 0948017870 Representative: Vu Tuan Dat Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 11 - 3 - 2026