Truong Tieu Hoc Dai Son Address: Da Son Hamlet, Dai Son Commune, Quang Hoa District, Cao Bang Province Enterprise code: 4800931830 Phone: 0816654300 Representative: Dinh Thi Minh Thu Adress: Da Son Hamlet, Dai Son Commune, Quang Hoa District, Cao Bang Province Dai Son Commune, Quang Hoa District, Cao Bang ProvinceFounding date: 16 - 8 - 2022