Luong Son Joint Stock Company
Khu 7, Xã An Đạo, Phu Ninh District
Số nhà 84, phố Cầu Đất, Thị trấn Thanh Sơn, Thanh Son District
Phong Chau Seed Joint Stock Company
Khu 10, Xã Phù Ninh, Phu Ninh District
Dai Thanh Green Environment Joint Stock Company
Thôn Nhang Quê, Xã Thạch Khoán, Thanh Son District
Hai Anh Green Environment Joint Stock Company
Xóm Đồng Hẹ, Xã Văn Luông, Tan Son District