Thuong Mai Dich Vu Va Xay Dung Hoang Son LTD Address: Dong Yen Hamlet, Dong Phong Commune, Yen Phong District, Bac Ninh Province Enterprise code: 2300779239 Phone: 0974017207 Representative: Ngo Trong Luan Adress: Dong Yen Hamlet, Dong Phong Commune, Yen Phong District, Bac Ninh Province Dong Phong Commune, Yen Phong District, Bac Ninh ProvinceFounding date: 17 - 5 - 2013