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                                Trump claim that scarves are better than a masks  because it is thicker, really? GBPI's mask instruments test for you
                                 April 9,2020.
                                On April 2, local time, when US President Trump was asked at the Novel Coronavirus Epidemic Press Conference whether Americans should wear masks to protect themselves from Novel Coronavirus infection,... View More
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                                what is the BFE and  PFE-Mask filtering standard
                                 April 27,2020.
                                The global economy is affected by the new coronavirus. In addition to the accelerated operation of production lines for the production of anti-epidemic protective products, many industrial productions... View More
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                                Mask related international standards
                                 April 30,2020.
                                A summary of relevant foreign standards for masks, providing reference: Standard English title International DB 50/ 107-2003 DB 62/T 518-1998 DB 65/T 2028-2003 Medical  purified ganuze mask CNS 1... View More
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                                Detailed explanation of the filtration efficiency detection of melt blown cloth particulate matter
                                 May 5,2020.
                                Is the meltblown cloth you purchased really qualified? What items are required for meltblown cloth testing? About Meltblown Meltblown cloth is the "heart" of the mask. It is used for the filter layer ... View More
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                                How to choose a child mask
                                 May 28,2020.
                                1. Classification and specifications of children's masks In the provisions of GB / T 38880-2020, children's masks are divided into two categories: child hygiene masks and child protective masks. In te... View More
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                                What are aerosols/particulates 
                                 June 19,2020.
                                Since PM2.5 has been widely concerned, particulate matter has gradually been known to everyone. When it comes to particulate matter, you have to mention aerosol, so what are the differences and connec... View More
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                                What is the difference between BFE and PFE ?
                                 June 29,2020.
                                Many customers will ask about the difference between BFE and PFE for the introduction of mask instruments by GBPI. Today, GBPI takes everyone to understand the difference between them. The filter mate... View More
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                                Can the mask be worn for exercise
                                 August 26,2020.
                                    In the face of the epidemic, masks are almost required to go to work, take the subway, go shopping, and even exercise. At the end of a day, the time spent with masks is usually... View More
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                                Expert analysis: Will the novel coronavirus make a comeback in winter?
                                 October 9,2020.
                                Will low temperatures freeze the virus to death, or will it make the virus more active? Many people think that when it snows, the virus will freeze to death. In fact, as far as bacteria and viruses ar... View More
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                                Did you choose the right filter test instrument for masks?
                                 October 16,2020.
                                Masks are an important anti-epidemic material in the novel coronavirus epidemic. While the demand is increasing, relevant media have reported that the quality of masks in many countries has the proble... View More
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                                Is wearing multiple masks better than a single mask?
                                 November 6,2020.
                                As we all know, in the face of viruses, flu, infectious diseases, and haze, wearing a mask is the best and most common protection. In news reports, some very interesting daily life phenomena have been... View More
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                                Must-have test items for medical mask
                                 November 6,2020.
                                Testing requirements for medical masks Medical masks need to undergo mask molding, pressing, edge trimming, ear strap spot welding, nose bridge line fitting, packaging, bacteria filtration, particle f... View More