Dong Ngan Joint Stock Company Address: Duc Nghiem Hamlet, Ngoc Son Commune, Hiep Hoa District, Bac Giang Province Enterprise code: 2400349046 Phone: 02043573405 Representative: Nguyen Dinh Hue Adress: Trinh Xa, Chau Khe Ward, Tu Son Town, Bac Ninh Province Ngoc Son Commune, Hiep Hoa District, Bac Giang ProvinceFounding date: 30 - 11 - 2005