Thien Phu Lang Son Address: Na Na Hamlet, Quoc Viet Commune, Trang Dinh District, Lang Son Province Enterprise code: 4900655422 Phone: 02053887014 Representative: Mong The Phuong Adress: Na Na Hamlet, Quoc Viet Commune, Trang Dinh District, Lang Son Province Quoc Viet Commune, Trang Dinh District, Lang Son ProvinceFounding date: 23 - 5 - 2011