Hebei chengzhu Machinery manufacturer Co., Ltd (former Changzhou Liyuan) was founded in 1990, after 20 years of development and growth, now it has become a modern industrial enterprise that make the technology development, machinery manufacturing, design and installation, and teaching technology together. There are large number of advanced manufacturing equipments and professional technical team in the company, our company designs and produces complete sets of high-performance livestock Harmless treatment equipment;small, medium and large dryer; grinder;agitator ;variety of conveyors and other mechanical products..