Duy Long Address: Na Sang, Ngoc Xuan Commune, Cao Bang City, Cao Bang Province Enterprise code: 4800146485 Phone: 0206950044 Representative: Vu Thi Hoi Adress: Na Sang, Ngoc Xuan Commune, Cao Bang City, Cao Bang Province Cao Bang City, Cao Bang ProvinceFounding date: 5 - 8 - 2002