Phong Noi Vu Huyen Son Dong Address: An Chau Town, Son Dong District, Bac Giang Province Enterprise code: 2400488427 Phone: 02043886453 Adress: Son Dong District, Bac Giang Province An Chau Town, Son Dong District, Bac Giang ProvinceFounding date: 13 - 10 - 2009