Cong An Xa Mong Son Address: Trung Tam Hamlet, Mong Son Commune, Yen Binh District, Yen Bai Province Enterprise code: 5200947076 Phone: 0941886999 Representative: Nguyen Van Han Mong Son Commune, Yen Binh District, Yen Bai ProvinceFounding date: 19 - 7 - 2021