O Cang Address: Ban Gioc Hamlet, Dam Thuy Commune, Trung Khanh District, Cao Bang Province Enterprise code: 4800685705 Phone: 02869200345 Representative: Phuong Thi Bach Adress: No 083, Civil Group 19, Song Hien Ward, Cao Bang City, Cao Bang Province Dam Thuy Commune, Trung Khanh District, Cao Bang ProvinceFounding date: 21 - 12 - 2010