Qingdao free trade zone arena international trade co., ltd is a manufacture and trade together .. we are specilized in the rubber machine industry and counstruction machinery. we run rubber mixing mill, rubber crusher, all kinds of cold and hot rubber extruder, rubber vulcanizing machine, tyre recycling machine , tire treading machine and pyrolisis plant form machine and so on. based on your requested, we will provide best price and good quality for you.