Affected by the COVID-19, people have to take temperature tests when entering public places such as subways and shopping malls. The instrument used by the…
On April 10, China General Administration of Customs Announcement No. 53 of 2020: Customs decided to carry out export commodity inspection on medical materials under…
KN95 and N95 masks are the highest protection type of daily masks currently, but this type of mask is expensive and has a poor wearing experience, so…
There are three types of blue protective masks in the market currently: civil mask, single-use medical mask, and medical surgical masks. So, what is the most essential difference…
Currently, new coronavirus pneumonia has spread worldwide. South Korea, Italy, Iran and other countries have become the hardest hit areas of the virus infection. As…