Hop Tac Xa Dich Vu Tong Hop Xa Mong Son Address: Tho Trung Tam, Mong Son Commune, Yen Binh District, Yen Bai Province Enterprise code: 5200217778 Phone: 0216882085 Representative: Do Xuan Thinh Adress: Trung Tam Hamlet, Mong Son Commune, Tran Yen District, Yen Bai Province Mong Son Commune, Yen Binh District, Yen Bai ProvinceFounding date: 16 - 4 - 2004