Khoan Khai Thac Va Xu Ly Nuoc Ngam Thanh Long LTD Address: No 18, Lane 234, Ngo Gia Tu Street, Viet Hung Ward, Long Bien District, Ha Noi City Enterprise code: 0101586937 Phone: 0248774926 Representative: Le Huynh Thanh Long Adress: Tan Thanh Hamlet, Thanh Tri Ward, Hoang Mai District, Ha Noi City Viet Hung Ward, Long Bien District, Ha Noi CityFounding date: 24 - 12 - 2004