Nha Nghi Duc Hau Address: Lang Xe Hamlet, Dong Buc Commune, Loc Binh District, Lang Son Province Enterprise code: 4900785904 Phone: 0978135942 Representative: Luong Minh An Adress: Lang Xe Hamlet, Dong Buc Commune, Loc Binh District, Lang Son Province Dong Buc Commune, Loc Binh District, Lang Son ProvinceFounding date: 6 - 10 - 2015