MTV Phong Son LS LTD Address: Mai Thanh Hamlet, Mai Pha Commune, Lang Son City, Lang Son Province Enterprise code: 4900670903 Phone: 0988503251 Representative: Nguyen Van Son Adress: Mai Thanh Hamlet, Mai Pha Commune, Lang Son City, Lang Son Province Mai Pha Commune, Lang Son City, Lang Son ProvinceFounding date: 20 - 8 - 2011