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    Service
    
   
   
    
   
    
    
    Contact Us
    
   
    
    
    
   Yancheng Jinggong Valve Co.,Ltd.
    Add:No.166 North Tongyu Road Funing County Jiangsu China 
    Tel:0086-515-87237812（Chairman of the board）
    Fax:0515-87237078
    Zip:224400 
    Website:www.birdsandwildlifes.com
    E-mail:xshi@jg-cn.com

    
    
   
    
   
        		
    
    
    
    
    
    
    
    
    Patent certificate
    
    
    Home > Serivce > Patent certificate
    
    
    
    
    
   				  
			 
    
            
    
              A vacuum isolation valve
              
    

    
		  
    
            
    
              DateTime:2023-6-29  
            
    

    

    
            
    
                
            
    

    
          
    
            
    
              
			  
    
			  -_-
			  
    		
            
    
            
    
               
            
    


       

    
            
    
              
             Up:
		A check self-locking valve
		
              
    
              
    
              
              Down:
		A lift check valve
		 
              
            
    
          
    

    
  
    
    
   
    

           
          
    
    
        		
  
    

    


    

    

    

    

    

    
  
    
    
  
    

    

    


    
  
    
    
    
    
     
    
    
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Copyright  ©    Yancheng Jinggong Valve Co., Ltd. All Rights Reserved    Add:No.166 North Tongyu Road Funing County Jiangsu China
      
Tel:0086-515-87237812(Chairman of the board)    Fax:0086-515-87237078
    
蘇ICP備18055423號-1


    


    


    



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