The air environment of kindergarten has been paid more and more attention by parents in recent years. More and more parents have regarded the air purification configuration of kindergarten as an important reason for school choice“ The special wall mounted air purification and disinfection machine of "Lianda" brand for kindergarten has been changed to the kindergarten environment setting, and the applicable space is 120m ³， Treatment air volume 800m ³/ h. The purification efficiency can reach 98%. The disinfector has the characteristics of environmental protection, energy saving, pollution-free and fresh indoor air. The equipment can coexist with human and machine, and will not harm human body. The appearance design is simple and lively.