Truong Mam Non Quoc Khanh Address: Quoc Khanh Commune, Trang Dinh District, Lang Son Province Enterprise code: 4900365226 Phone: 02053887768 Adress: Trang Dinh District, Lang Son Province Quoc Khanh Commune, Trang Dinh District, Lang Son ProvinceFounding date: 13 - 8 - 2009