Tram Khuyen Nong Huyen Vo Nhai Address: Dinh Ca Town, Dinh Ca Town, Vo Nhai District, Thai Nguyen Province Enterprise code: 4600622793 Phone: 02083827939 Adress: Vo Nhai District, Thai Nguyen Province Dinh Ca Town, Vo Nhai District, Thai Nguyen ProvinceFounding date: 27 - 5 - 2009