Ban Quan Ly Chuong Trinh Phat Trien Vung Tran Yen Address: Ubnd, Huyen Tran Yen, Quarter 3, Co Phuc Town, Tran Yen District, Yen Bai Province Enterprise code: 5200493129 Phone: 02163825015 Co Phuc Town, Tran Yen District, Yen Bai ProvinceFounding date: 9 - 3 - 2010