The device is to service at such industries as China traditional drug、foodstuff and chemistry for the technolo-gies such as normal pressure、minipressre、water decocting、warm immersion、thermal circumfluence.com-Pelled recycleleakage,extraction of aroma oilreclamation of organic solvent with the features ofhigh efficiencyconvenient operation.The device features higher extraction efficiencyshort operation timehigh drug content.The milling system includes helix typepaddle type.And the material to make the device is of high grade.It is widely used at the industries such as pharmacy、foodstuffchemistry,etc.The CIP cleaning system inside the tank meets with the GMP standard.