Khai Thac Mo Va Xay Dung Thang Long Joint Stock Company Address: Trai Me Hamlet, Son Duong Commune, Hoanh Bo District, Quang Ninh Province Enterprise code: 5700690742 Phone: 0203215627 Representative: Vu Van Son Adress: Khu 2, Tu Lac Hamlet, Minh Tan Town, Kinh Mon District, Hai Duong Province Son Duong Commune, Hoanh Bo District, Quang Ninh ProvinceFounding date: 20 - 11 - 2007