• KN95 Masks
KN95 Masks

KN95 Masks

Our "Jian Shield" brand mask has "actual atmospheric PM2.5 protective mask effect evaluation technology". Obtained the safety mark certificate of special labor protection articles.

Product Details

For masks, the important point is the protection. Now, we will focus on explaining the protection of civilian masks.
When talking about masks, first talk about air quality. When talking about air quality, the airquality quality index (aqi) and PM2.5 must be introduced.


The main components of smog are sulfur dioxide, nitrogen oxides and inhalable particulate matter. The inhalable particulate matter is what we often call PM(particulate matter). The PM2.5 we often say is pollutant particles with a diameter of less than or equal to 2.5 microns, also known as fine particles or lung particles, which can directly enter the lungs.

2. Air Quality Index

It can be seen that there are serious environmental problems in most categories across the country, and masks should indeed become a daily necessity for people.



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Technical Data For Type ⅡR Mask3

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