Khai Thac Khoang San Vang, Da Quy LTD Address: Nha Ong Tran Van Khuon, Ba Buong Hamlet, Thanh Nong Commune, Lac Thuy District, Hoa Binh Province Enterprise code: 5400346788 Phone: 0985911718 Representative: Dao Cu Thanh Adress: Khu 3, Tan Lac District, Hoa Binh Province Thanh Nong Commune, Lac Thuy District, Hoa Binh ProvinceFounding date: 21 - 5 - 2010