HISTORY
       - 
                          
                          2022
Passed 1SO14001 Environmental Management System Certification
 - 
                          
                          September 25, 2014
Purchase two RH81 roller coolers imported from the United States
 - 
                          
                          April 2013
Purchase of roller mesh belt type protective atmosphere heat treatment production line
 - 
                          
                          November 1, 2011
Purchase the first RH81 roller cooler imported from the United States
 - 
                          
                          2007
12585 square meter new factory building completed
 - 
                          
                          2000
Certified by SO9002 Quality Management System
 - 
                          
                          January 1998
Restructuring into a joint-stock enterprise
 - 
                          
                          Established in November 1972
As of December 31, 1997
 
 

  
 