Dau Tu Xay Dung Va Thuong Mai Dich Vu Xuan Thanh LTD Address: KM 19, Khon Pat Hamlet, Mai Pha Commune, Lang Son City, Lang Son Province Enterprise code: 4900894533 Phone: 0249672717 Representative: Bui Thi Huyen Trang Mai Pha Commune, Lang Son City, Lang Son ProvinceFounding date: 5 - 6 - 2023