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      sand stone aggregate productiong line
      
                
      
                    
      
                        02 Dec,2019 UTC+8
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       The operation of the producing line is highly emphasized since the sandstone aggregate is the base of the architect materials. Base on the medium and long term development plans for national infrastructure
      
                
      

                

                
    
            
      
    
        
      
    
      


    


      


      
    

      










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