Optimal Machinery Group is a leading supplier of premium, quality machinery from China. OM boasts state-of-the-art facilities and management which makes its every debut launching new products hot spot. Thanks to dedication professionality, has been growing construction machine factory ...

BENOR is one of the leading companies in China to supply construction parts, municipal mining machine stainless casting valve and polyurethane wheel. We are expert product, include different material. such as normal steel, Stainless Steel ,Alloy Steel, with technic, sand casting, ...