Hop Tac Xa San Xuat Vat Lieu Xay Dung Duc Tien Address: Tien Phong Hamlet, Vinh Hao Commune, Bac Quang District, Ha Giang Province Enterprise code: 5100234184 Phone: 0219892522 Representative: Nguyen Van Tien Adress: Tien Phong Hamlet, Vinh Hao Commune, Bac Quang District, Ha Giang Province Vinh Hao Commune, Bac Quang District, Ha Giang ProvinceFounding date: 11 - 5 - 2007