Hop Tac Xa Khai Thac Cat Soi Vat Lieu Xay Dung Song Chay Address: Tien Phong Hamlet, Han Da Commune, Yen Binh District, Yen Bai Province Enterprise code: 5200269102 Phone: 0216884586 Representative: Guyen Quang Dinh Adress: Tien Phong Hamlet, Han Da Commune, Yen Binh District, Yen Bai Province Han Da Commune, Yen Binh District, Yen Bai ProvinceFounding date: 31 - 1 - 2007