Truong Tieu Hoc Yen Phu Address: Yen Trung, Yen Phu, Van Yen District, Yen Bai Province Enterprise code: 5200459287 Phone: 02166281523 Yen Phu Commune, Van Yen District, Yen Bai ProvinceFounding date: 1 - 9 - 2009