North East Quang Tri Water Supply Joint Stock Company
Thôn Tân Lập, Xã Hải Ba, Hai Lang District
Quang Tri Water Supply and Construction One Member Limited Company
Số 02 Nguyễn Trãi, Phường 1
Van Hoa Clean Water Social Company Limited
Thôn Vân Hòa, Xã Triệu Hòa, Trieu Phong District