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      Upgrading of curtain wall construction qualification of Shandong yuan port company of the group
      
	                &According to the information provided by Shandong Yuangang company, its original level II curtain wall construction qualification has been upgraded to level I recently. It marks a new improvement in the performance, production scale, production capacity and market potential of the port.
	                
      
	                  		
	        
      
	          
	
      
	


	
	
	
	

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