The Duong LTD Address: Dia Phan Hamlet, Dong Tien Commune, Huu Lung District, Lang Son Province Enterprise code: 4900599633 Phone: 0988612888 Representative: Vi Viet Hue Adress: Khu Hoa Binh Ii, Dong Mo Town, Chi Lang District, Lang Son Province Dong Tien Commune, Huu Lung District, Lang Son ProvinceFounding date: 14 - 7 - 2010