'Grey hair' engineering team restarts old production line
    
        
    
      
    
      
    
        
          By Yang Cheng in Tianjin | 
          chinadaily.com.cn |
          Updated: 2020-02-24 16:22
          
          
          
          
        


        
      
    
      
    
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   The retired engineers are delighted to see after their 14 days of hard work, the renovation of the old production line has been completed and it is now working in high gear. [Photo by Liu Yuanyuan and Wu Tianqi/For chinadaily.com.cn] 
 
     

    
        
    

        
        
      
    
        
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