Phong Dan Toc Huyen Mu Cang Chai Address: Civil Group 4, Mu Cang Chai Town, Mu Cang Chai District, Yen Bai Province Enterprise code: 5200824067 Phone: 01263878089; 0763878089 Mu Cang Chai Town, Mu Cang Chai District, Yen Bai ProvinceFounding date: 23 - 9 - 2015