... electronic equipments and theirs circuits Major function: 1, Sterilization of fruit and vegetable, keeping food fresh 2, Water treatment 3, ... Air purification Range of usage: 1, Sterilization, disinfection, eliminating odors in living- ... , hotel guest-room and so on. 2, Sterilization of fruit and vegetable, disassembling and antibiotic in meat foodstuff in the ...