Truong Mam Non Hoang Thang Address: Cua Ngoi Hamlet, Hoang Thang Commune, Van Yen District, Yen Bai Province Enterprise code: 5200758209 Phone: 02163834938 Representative: Do Thi Nga Adress: Cua Ngoi Hamlet, Hoang Thang Commune, Van Yen District, Yen Bai Province Hoang Thang Commune, Van Yen District, Yen Bai ProvinceFounding date: 21 - 5 - 2012