Alltop is a professional freeze dryer factory with over 30 R & D personnel and 100 workers. We produce small , medium and large capacity of vacuum freeze dryers for Cosmetics, medicine, biological products and food ect. Our anual output is over 200 sets of different capacity from 6kg to 2000kg ,we specilize in designing and producing the big and medium capacity of production type of freeze dryers , and export to over 30 countries , such as USA, Canada, Australia , UK , Philipine , India , Poland , UAE ect.