Trung Tam Day Nghe Huyen Van Chan Address: Son Thinh, Son Thinh Commune, Van Chan District, Yen Bai Province Enterprise code: 5200327925 Phone: 02163877468 Representative: Dang Trong Cong Adress: Son Thinh, Son Thinh Commune, Van Chan District, Yen Bai Province Son Thinh Commune, Van Chan District, Yen Bai ProvinceFounding date: 25 - 2 - 2009