Hoang Trieu LTD Address: Khe Phua Hamlet, Minh An Commune, Van Chan District, Yen Bai Province Enterprise code: 5200374393 Phone: 02163875112 Representative: Trieu Tien Chu Adress: Khe Phua Hamlet, Minh An Commune, Van Chan District, Yen Bai Province Minh An Commune, Van Chan District, Yen Bai ProvinceFounding date: 18 - 5 - 2009