Duc Hanh Address: Dong Thai Hamlet, Dong Tien Commune, Dong Tien Commune, Yen Phong District, Bac Ninh Province Enterprise code: 2300137136 Phone: 02122860277 Representative: Cao Van Van Adress: Dong Tien Yen Phong, Yen Phong District, Bac Ninh Province Dong Tien Commune, Yen Phong District, Bac Ninh ProvinceFounding date: 4 - 1 - 2005