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          High-tech equipment used in COVID-19 fight
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2022-05-10 15:08
          
          
          
          
        


        
      
          
      
          
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   A technician adjusts micro positive pressure control system in a mobile nucleic acid sampling cabin in Hefei, East China's Anhui province, on May 7, 2022. [Photo/VCG] 
 
           

           

          
        
          

        
        
      
          
        
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