Hop Tac Xa Dich Vu Tong Hop Xa Chan Thinh Address: Chua Hamlet, Chan Thinh Commune, Van Chan District, Yen Bai Province Enterprise code: 5200261826 Phone: 02168758538 Representative: Vu Xuan Ry Chan Thinh Commune, Van Chan District, Yen Bai ProvinceFounding date: 7 - 7 - 2006