Hop Tac Xa Dich Vu Tong Hop Tan An Address: Tan An Hamlet, Minh An Commune, Van Chan District, Yen Bai Province Enterprise code: 5200236717 Phone: 0216873395 Representative: Doan Thi Van Minh An Commune, Van Chan District, Yen Bai ProvinceFounding date: 27 - 5 - 2005