Cong An Huyen Mu Cang Chai Address: Civil Group 5, Mu Cang Chai Town, Mu Cang Chai District, Yen Bai Province Enterprise code: 5200150467 Phone: 0216878129 Adress: Mu Cang Chai District, Yen Bai Province Mu Cang Chai Town, Mu Cang Chai District, Yen Bai ProvinceFounding date: 2 - 11 - 1998