Quoc Khanh Address: Quan Do Hamlet, Van Mon Commune, Yen Phong District, Bac Ninh Province Enterprise code: 2300135114 Phone: 02122860316 Representative: Nghiem Van Khang Adress: Quan Do Hamlet, Van Mon Commune, Yen Phong District, Bac Ninh Province Van Mon Commune, Yen Phong District, Bac Ninh ProvinceFounding date: 21 - 9 - 1998