Truong Mam Non Ngoc Khe Address: Cao Hoa Hamlet, Ngoc Khe Commune, Ngoc Lac District, Thanh Hoa Province Enterprise code: 2801265812 Phone: 02373570829 Adress: Ngoc Lac District, Thanh Hoa Province Ngoc Khe Commune, Ngoc Lac District, Thanh Hoa ProvinceFounding date: 19 - 1 - 2009