To Hop Tac Dung Nuoc Thon Ngan Son Address: Ngan Son Hamlet, Minh Duc, Minh Duc Commune, Viet Yen District, Bac Giang Province Enterprise code: 2400573351 Phone: 02279020509 Representative: Ngo Nhu Bach Adress: Ngan Son, Minh Duc Commune, Viet Yen District, Bac Giang Province Minh Duc Commune, Viet Yen District, Bac Giang ProvinceFounding date: 10 - 11 - 2011