Phong Tai Nguyen Va Moi Truong Address: Civil Group 1, Mu Cang Chai Town, Mu Cang Chai District, Yen Bai Province Enterprise code: 5200150555 Phone: 0216878133 Adress: Mu Cang Chai District, Yen Bai Province Mu Cang Chai Town, Mu Cang Chai District, Yen Bai ProvinceFounding date: 2 - 11 - 1998