Medical masks can be divided into: medical protective masks, medical surgical masks, ordinary medica...
N95 masks are tightly protected, but there will be a clear sense of sulking after wearing for a long...
N95 is not a specific product name, but a standard.
The current automatic production line uses a roll of non-woven fabric, which is automatically cut in...
In fact, there are not so many types of masks in hospitals, generally only disposable medical masks,...
Here, the editor will teach you several ways to distinguish, let's learn together: how to distinguis...