Tien Manh Address: 11B Hamlet, Nghia Tam Commune, Van Chan District, Yen Bai Province Enterprise code: 5200497317 Phone: 02163574447 Representative: Vu Ngoc Diep Adress: 11B Hamlet, Nghia Tam Commune, Van Chan District, Yen Bai Province Nghia Tam Commune, Van Chan District, Yen Bai ProvinceFounding date: 18 - 3 - 2010