Uy Ban Nhan Dan Xa Tri Phuong Address: Keo Quan Hamlet, Tri Phuong Commune, Trang Dinh District, Lang Son Province Enterprise code: 4900263672 Phone: 0205887522 Tri Phuong Commune, Trang Dinh District, Lang Son ProvinceFounding date: 25 - 12 - 2007