Truong Mam Non Xa Yen Binh Address: Thon, Ly Village, Yen Binh Commune, Huu Lung District, Lang Son Province Enterprise code: 4900665766 Phone: 02053725777 Adress: Huu Lung District, Lang Son Province Yen Binh Commune, Huu Lung District, Lang Son ProvinceFounding date: 21 - 7 - 2011