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      中文EN
    
      
    
      
  
      

      

      
  
      
    
          
      
    
      Dingxing Electronics
      
    
      
      
       
      
    
      
  
      
  
      
    
  
      

      

  
  

  
      

    
    
      
      
      
        
      
          Home
          Port machinery parts
          Signal box
        
      
        
      
          Construction machinery
          Port machinery parts
        
      
        
      
      
      
    
      

    
    
      
      
      
        
        Rotating mechanism
        
        Signal box
        
        The control unit
        
      
      
      
      
    
      

    
    
      
      
      
        
      
          
          
          
          
            
      
            
      
              
      Signal transfer box
      
              
      
              
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