Hop Tac Xa Dong Tam Address: Khao Hamlet, Phuc Sen Commune, Quang Uyen District, Cao Bang Province Enterprise code: 4800201898 Phone: 02063603097 Representative: Hoang Khanh Vinh Adress: Khao Hamlet, Phuc Sen Commune, Quang Uyen District, Cao Bang Province Phuc Sen Commune, Quang Uyen District, Cao Bang ProvinceFounding date: 3 - 4 - 2009