Trung Tam Dan So - Ke Hoach Hoa Gia Dinh Huyen Lang Giang Address: Voi Town, Lang Giang District, Bac Giang Province Enterprise code: 2400469840 Phone: 02043881014 Adress: Lang Giang District, Bac Giang Province Voi Town, Lang Giang District, Bac Giang ProvinceFounding date: 8 - 7 - 2009