Truong Man Non Ban Cong Xa Doi Son Address: Doi Nhat, Doi Son, Duy Tien District, Ha Nam Province Enterprise code: 0700269616 Phone: 02263503565 Representative: Tran Thi Xuan Doi Son Commune, Duy Tien Town, Ha Nam ProvinceFounding date: 29 - 12 - 2008