Khai Thac Khoang San Hong Phuc Quy LTD Address: No 432a, Ba Trieu Street, Dong Kinh Ward, Lang Son City, Lang Son Province Enterprise code: 4900800239 Phone: 02824575566 Representative: Dang Xuan Quy Adress: No 27, To Thi Street, Tam Thanh Ward, Lang Son City, Lang Son Province Dong Kinh Ward, Lang Son City, Lang Son ProvinceFounding date: 28 - 10 - 2016