Nhan Cong Lang Son LTD Address: Phai Duoc Hamlet, Mai Pha Commune, Lang Son City, Lang Son Province Enterprise code: 4900763604 Phone: 0904116158 Representative: Pham Tri Trong Adress: Phai Duoc Hamlet, Mai Pha Commune, Lang Son City, Lang Son Province Mai Pha Commune, Lang Son City, Lang Son ProvinceFounding date: 16 - 9 - 2013