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          Peering into the production process of China's inactivated COVID-19 vaccine
          
        
          
      
          
      
          
        
          
          Xinhua |
          Updated: 2021-01-24 08:15
          
          
          
          
        


        
      
          
      
          
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   A staff member cultivates Vero cells at Sinovac Life Sciences Co., Ltd. in Beijing, March 23, 2020. [Photo/Xinhua] 
 
           

           

          
        
          

        
        
      
          
        
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