Ha Nam Manpower Development Joint Stock Company
Quốc lộ 38, Xã Yên Bắc, Duy Tien District
N0.786 Construction Joint Stock Company
Xóm 2, Xã Thi Sơn, Kim Bang District
New Faith Production and Trading Company Limited
Đường Nguyễn Hữu Tiến, Thị Trấn Đồng Văn, Duy Tien District
Hoa Ngoc Services Trading Company Liimited
Động Xuyên, Xã Thanh Hải, Thanh Liem District