Khai Thac Khoang San Hong Quynh LTD Address: Hamlet 4, Quynh Tan Commune, Quynh Luu District, Nghe An Province Enterprise code: 2900897650 Phone: 02276969078 Representative: Nguyen Thi Dung Quynh Tan Commune, Quynh Luu District, Nghe An ProvinceFounding date: 11 - 6 - 2008