Xang Dau Nguyen Van Quyen Address: Phong Hamlet, Van Nham Commune, Huu Lung District, Lang Son Province Enterprise code: 4900126348 Phone: 0205828216 Representative: Nguyen Van Quyen Adress: Phong Hamlet, Van Nham Commune, Huu Lung District, Lang Son Province Van Nham Commune, Huu Lung District, Lang Son ProvinceFounding date: 5 - 12 - 1998