Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
m40 protective mask
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time..
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
Masks, with exhalation valves or vents should NOT be worn to help prevent the person wearing the ,mask, from spreading ,COVID,-19 to others (source control). Evidence for Effectiveness of ,Masks Masks, are recommended as a simple barrier to help prevent respiratory droplets from traveling into the air and onto other people when the person wearing the ,mask, coughs, sneezes, talks, or raises their voice.
The wearing of non-medical ,face masks, in public to lessen transmission of ,COVID,-19 in the United States was first recommended by the CDC on April 3, 2020 as supplemental to hygiene and appropriate social distancing.Over the course of the pandemic, various states, counties, and municipalities have issued health orders requiring the wearing of non-medical ,face, coverings — such as cloth ,masks, ...
Cloth ,face, coverings, even homemade ,masks, made of the correct material, are effective in reducing the spread of ,COVID,-19 - for the wearer and those around them - according to a new study from Oxford’s Leverhulme Centre for Demographic Science.
So why weren't ,face masks, recommended at the start of the pandemic? At that time, experts didn't know the extent to which people with ,COVID,-19 could spread the virus before symptoms appeared. Nor was it known that some people have ,COVID,-19 but don't have any symptoms. Both groups can unknowingly spread the virus to others.