[ Problem Point ]
The micro virus which cannot be caught by the filter, it was invaded and troubled.
[ ⇒Kaizen Point ]
After sterilizing the open air by UV-clean, it put in indoors.
The micro virus has been disinfected.
Related page:
No.12 Deodorization, sanitization of food warehouse 
No.11 Sanitization deodorization of fish processing hall 
No.13 Night sanitization, deodorization of food factory 
No.24 Sanitization of kitchen 
No.14 Environment sanitization of egg plant 
No.21 Deodorizing the smell of car 
No.19 Deodorizing the smell of the kitchen 
No.25 Eradication of greenhouse