Truong Mam Non Dong Son Address: Hamlet 3, Dong Son Commune, Tam Diep City, Ninh Binh Province Enterprise code: 2700513089 Phone: 02293787229 Adress: Tam Diep City, Ninh Binh Province Dong Son Commune, Tam Diep City, Ninh Binh ProvinceFounding date: 19 - 6 - 2009