Truong Mam Non Da Vi Address: Thi Commune, Da Vi Commune, Na Hang District, Tuyen Quang Province Enterprise code: 5000346381 Phone: 02072215130 Adress: Na Hang District, Tuyen Quang Province Da Vi Commune, Na Hang District, Tuyen Quang ProvinceFounding date: 9 - 3 - 2009