Duc Manh Address: Quan Do Hamlet, Van Mon Commune, Yen Phong District, Bac Ninh Province Enterprise code: 2300380532 Phone: 02223860536 Representative: Nguyen Van Cong Adress: Quan Do Hamlet, Van Mon Commune, Yen Phong District, Bac Ninh Province Van Mon Commune, Yen Phong District, Bac Ninh ProvinceFounding date: 10 - 3 - 2009