Year | 
						Month | 
						 | 
					
					
						| 
						1987
						 | 
						
						Nov.
						 | 
						
						     Established as KCK Ceramics Capacitors Limited 
						 | 
					
					
						| 
						1988
						          
						 | 
						
						May.
						Sep.
						 | 
						
						      Established Factory No.1
						      Started production of bulk-type disc ceramic capacitors
						 | 
					
					
						| 
						1989
						 | 
						
						Sep.
						Oct.
						 | 
						
						      Established Factory No.2
						      Started silver printing process for disc ceramic capacitors
						 | 
					
					
					
						| 
						1994
						        
						 | 
						
						Jul.
						Oct.
						 | 
						
						      Management transferred to Mitsubishi Materials Corporation
						      Started production of fixed thick film chip resistors; Company renamed  MMC Electronics (Thailand) Limited
						 
						 | 
					
					
						| 
						1996
						      
						 | 
						
						Apr. 
						  
						 | 
						
						      Became a listed subsidiary of Mitsubishi Materials Corporation
						 | 
					
					
						| 
						2000
						 | 
						
						May.
						Dec.
						 | 
						
						      Started production of thermistor sensors
						      Started production of Dia Ring Varistors, Dia Surge Protectors/Suppressors, and On-Board Thermistors
						 
						 | 
					
					
						| 
						2001
						 | 
						
						Aug.
						 | 
						
						      Dia Surge Protectors, Dia Surge Suppressors, Dia Ring Varistors certified ISO 9002 
						 
						 | 
					
					
						| 
						2003
						 | 
						
						Nov.
						
						 | 
						
						      ISO 9001 & ISO 14001 certified; Certified Sony Green Partner
			
						 
						 | 
					
					
						| 
						2004 | 
						
						Aug. | 
						
						      Started production of on-board thermistor sensors series (DHT) | 
					
					
						| 
						2005 | 
						
						Jun.
						 | 
						
						    DHT series and flake chip thermistors certified ISO 9001:2000
						 
						 | 
					
					
						| 
						2007 | 
						
						Nov.
						 | 
						
						   20th Anniversary
						 
						 | 
					
					
						| 
						2009 | 
						
						Oct.
						Nov.
						 | 
						
						    Expanded surge absorbers series (1st phase)  
						    ISO 9001:2008 certified
						 
						 | 
					
					
						| 
						2012 | 
						
						Mar.
						Sep.
						Dec.
						 | 
						
						     Surge absorber and thermistor products certified ISO/TS 16949:2009
						     Started production of DB60 surge absorbers  
						        Started production of CSA70 surge absorbers  
						 
						 | 
					
					
						| 
						2013 | 
						
						Feb.
						Sep.
						 | 
						
						    Started production of DA53 & FA55 surge absorbers
						    Opened Bangkok sales office
						 
						 | 
					
					
						| 
						2014 | 
						
						Nov. | 
						
						   IPO
						 | 
					
					
						| 
						2015 | 
						
						Feb.
						 | 
						
						    Started partial production of non-contact sensors | 
					
					
						| 
						2016 | 
						
						Jun.
						
						 | 
						
						     Transferred CDA70 surge absorbers production
						 
						 | 
					
                  
					
						| 
						2018 | 
						
						Oct.
						 | 
						
						     Established Factory No. 3
						 
						 | 
					
					
						| 
						2020 | 
						
						Sep.
					 | 
						
						     Started production of flake-type thermistors (VH)
						 
						 | 
					
					
						| 
						2021 | 
						
						Nov.
						 | 
						
						     Started production of FA44 surge absorbers
						 
						 |