Huyen Doan Yen Dung Address: Tieu Khu 5, Neo Town, Yen Dung District, Bac Giang Province Enterprise code: 2400468646 Phone: 02043870248 Adress: Yen Dung District, Bac Giang Province Neo Town, Yen Dung District, Bac Giang ProvinceFounding date: 1 - 7 - 2009