Education sanitation——Kindergarten, school (classroom, dormitory, canteen, bathroom, etc.)

Public health——Public toilets, garbage transfer stations; transportation facilities (bus, subway, airport, etc.); catering service industry; new construction sites.

Medical health——Medical site, medical staff disinfection protection

Agriculture, fishery and animal husbandry——Water disinfection, disease prevention and control, soil purification, and pesticide residue degradation.

Industrial pollution control and water treatment——Industrial enterprise environmental protection; urban sewage, secondary water supply, swimming pool water, industrial circulating water sterilization, algae removal, etc.