Van Phong Hoi Dong Nhan Dan - Uy Ban Nhan Dan Huyen Address: Civil Group 4, Mu Cang Chai Town, Mu Cang Chai Town, Mu Cang Chai District, Yen Bai Province Enterprise code: 5200441233 Phone: 02163878171 Adress: Civil Group 8, Mu Cang Chai Town, Mu Cang Chai District, Yen Bai Province Mu Cang Chai Town, Mu Cang Chai District, Yen Bai ProvinceFounding date: 8 - 7 - 2009