1. Food: make ice cream. 
2. Animal husbandry industry: preservation of frozen semen or vaccine. Multi-layer vacuum design, storage longer
3. Medical and scientific research: preservation of cells, tissues, fungi virus,and other precious biological samples
4. Beauty industry: Remove moles,remove beverage, advise treat and operate under the professional guidance 
5. Stage effects: Stage effects of clouds and smoke when wedding, party, theatre, film and other celebrations
6. Cryogenic treatment: Cryogenic treatment of cutting tools, mechanical parts and Precision components etc.