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          Tech innovation promotes high-quality development around nation
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2023-12-14 15:10
          
          
          
          
        


        
      
          
      
          
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   A staff member checks quality of a product made by a 3D printed construction machine in Lhasa, Xizang autonomous region on Dec 12, 2023. [Photo/Xinhua] 
 
           

          
          
        
          

        
        
      
          
        
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