Khai Thac Va Che Bien Khoang San LTL LTD Address: Duc Son Hamlet, Yen Duc Commune, Dong Trieu Town, Quang Ninh Province Enterprise code: 5700565692 Phone: 0912320086 Representative: Hoang The Linh Adress: Bich Nhoi Hamlet, Minh Tan Town, Kinh Mon District, Hai Duong Province Yen Duc Commune, Dong Trieu Town, Quang Ninh ProvinceFounding date: 21 - 10 - 2005