Tran Quynh Company Limited
Thôn Trung Làng, Xã Văn Hóa, Tuyen Hoa District
Tien Phong Construction Stone Processing Exploiting And Service Trading Company Limited
Thôn Tiên Phong, Xã Quảng Tiên, Quang Trach District
Nam Long Development Investment Joint Stock Company
Thôn Đồng Dương, Xã Bảo Ninh, Dong Hoi City
Nguyen Diep Huy Hoang Company Limited
Thôn Xuân Dục 2, Xã Xuân Ninh, Quang Ninh District
Cat Vang General Construction Company Limited
Thôn Chánh Hòa, Xã Nam Trạch, Bo Trach District
Tuan Ha Qb Company Limited
Thôn Quốc lộ 1A, Xã Hải Trạch, Bo Trach District
XD va TM Son Phat Company Limited
Thôn Rào Trù - Trường Xuân, Quang Ninh District
Hoang Ngoc Quang Binh Company Limited
Thôn Tân Hải, Xã Hải Ninh, Quang Ninh District