Minh Hop Building Materials Company Limited
Thôn Nham Kênh, Xã Thanh Nghị, Thanh Liem District
Truong Phat Company Limited
Thôn Đồng Ao, Xã Thanh Thủy, Thanh Liem District
Material and Trading Company Limited
La Mát, Thị Trấn Kiện Khê, Thanh Liem District
Bac Ha Invesment and Dvelopment Joint Stock Company
Đội 4, thôn Thanh Bồng, Xã Thanh Nghị, Thanh Liem District