Khai Thac Khoang San Thanh Do Joint Stock Company Address: Nha Ong Nguyen Van Hoi, Civil Group 8, Tan Thinh Ward, Hoa Binh City, Hoa Binh Province Enterprise code: 5400393900 Phone: 0966920853 Representative: Nguyen Van Thien Adress: Sen Toa Hamlet, Huu Bang Commune, Thach That District, Ha Noi City Tan Thinh Ward, Hoa Binh City, Hoa Binh ProvinceFounding date: 18 - 6 - 2012