Ban Quan Ly Du An Dau Tu Va Xay Dung Address: Khu 3, Tram Tau Town, Tram Tau District, Yen Bai Province Enterprise code: 5200384225 Phone: 02163876369 Representative: Nguyen Van Lieu Tram Tau Town, Tram Tau District, Yen Bai ProvinceFounding date: 25 - 5 - 2009