Thong Nhat - Thien Tan Joint Stock Company

Thôn Quang Thừa, Xã Tượng Lĩnh, Kim Bang District

Noi Thuong Cement Joint Stock Company

Thôn Do Lễ, Xã Liên Sơn, Kim Bang District

CP gach khong nung Cuong Thinh Company

Thôn Hồng Sơn, Xã Thanh Sơn, Kim Bang District