Lon Sach Huong Gia Breeding Company Limited
Thôn Bến Lường, Xã Minh Sơn, Huu Lung District
Lon Sach Cau 10 Huu Lung Breeding Joint Stock Company
Khu Cầu 10, Thị trấn Hữu Lũng, Huu Lung District
Duy Quang Company Limited
Số 46, đường Ngô Quyền, Phường Vĩnh Trại, Lang Son City
Hoa Phat Lang Son Breeding Company Limited
Thôn Đơn Xa, Xã Hòa Bình, Chi Lang District