Tuong Giang Company Limited
Khu Bãi, Thôn Dương Độ, Xã Đồng Sơn, Nam Truc District
Hung An Production & Business Company Limited
Đội 12, Thôn Cầu Thiệu, Xã Nam Hải, Nam Truc District
Phi Minh Duc Joint Stock Company
Bái Thượng, Xã Nghĩa An, Nam Truc District