![Certificate of Registration](http://www.hotodeal.com/cdn/shop/articles/I_T_VAUPO_D26K_IPQU_I.jpg?v=1609751014&width=1156)
This certifies that: CHENGDE TECHNOLOGY CO., LTD is registered with the U.S Food and Drug Administration for FY 2020 pursuant to Title 21,807 et seq. of the United States Code of Federal Regulations.
![Meet TPPTL testing standards](http://www.hotodeal.com/cdn/shop/articles/3c307133f926aadf128d88d45fccf5e.png?v=1609748415&width=434)
The KN95 masks comply with standard GB 2626-2019(KN95 grade), The performance is tested on your sections: the Filtering efficiency, is over >95%.