Hop Tac Xa Na Sa Address: Ruoc Hamlet, Chi Vien Commune, Trung Khanh District, Cao Bang Province Enterprise code: 4800727232 Phone: 0977577869 Representative: Ha Thi Hang Adress: Ruoc Hamlet, Chi Vien, Chi Vien Commune, Trung Khanh District, Cao Bang Province Chi Vien Commune, Trung Khanh District, Cao Bang ProvinceFounding date: 15 - 4 - 2011