dau tu XD Lac Hong Company Limited
TK 8, Thị trấn NT Việt Trung, Bo Trach District
Dong Duong General Construction Investment Company Limited
Thôn 2, Xã Quảng Kim, Quang Trach District
Minh Tung Trading And Construction Company Limited
TDP 2B, Thị trấn Lệ Ninh, Le Thuy District
� Huy Hoang Construction Material Company Limited
TK 7, Thị trấn Quy Đạt, Minh Hoa District
Thai An Construction Company Limited
Thôn 3, Xã Lộc Ninh, Dong Hoi City
Phuoc Thinh Material Exploiting Company Limited
Thôn Xuân Dục 1, Xã Xuân Ninh, Quang Ninh District
Thuan Son Minerals Company Limited
20 Hồ Xuân Hương, Phường Đồng Mỹ, Dong Hoi City
XD va TM Son Phat Company Limited
Thôn Rào Trù - Trường Xuân, Quang Ninh District
Quang Binh Minerals Investment Joint Stock Company
Số 63, Quang Trung, Phường Phú Hải, Dong Hoi City
Dai Anh General Service Company Limited
Thôn Trường Sơn, Phường Quảng Long, Ba Don Town