air purifier manufacturer
                     air purifier manufacturer
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A new national standard for air purifiers was unveiled by authorities on Friday to bring order to the country’s chaotic purifier market.The draft national standard, which is also made available for public comment on Friday, will include more specific metrics for measuring the performance of air purifiers, including their “clean air delivery rate” 
and endurance, China daily reported on Saturday.
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olansi air purifier
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• A new national standard for air purifiers was unveiled by 
authorities on Friday to bring order to the country’s chaotic 
purifier market.The draft national standard, which is also 
made available for public comment on Friday, will include 
more specific metrics for measuring the performance of air 
purifiers, including their “clean air delivery rate” and 
endurance, China daily reported on Saturday.
• air purifier manufacturer, olansi air purifier, 
air purifier factory