Ban Quan Ly Du An Xay Dung Huyen Lang Giang Address: Voi Town, Voi Town, Lang Giang District, Bac Giang Province Enterprise code: 2400475795 Phone: 02043881215 Adress: Lang Giang District, Bac Giang Province Voi Town, Lang Giang District, Bac Giang ProvinceFounding date: 20 - 7 - 2009