Flying over a snow globe
    
        
    The biting cold of China's northernmost region makes it an ideal place to test choppers, especially to see how they perform at high latitudes and low temperatures.
    
      
    
      
    
        
          
          China Daily |
          Updated: 2024-01-20 10:44
          
          
          
          
        


        
      
    
      
    
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   A high-latitude engine ignition test is conducted. YUE SHUHUA/FOR CHINA DAILY 
 
     

     

     
     

     
     

     
     

     
     

     
    
        
    

        
        
      
    
        
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