May 1994 establised CM system Co.,Ltd  
Nov 1994 developed IMS (image filing system) Korea first  
Feb 1995 developed IMS (image filing system II) Korea first  
Mar 1997 developed Wireless Headlight as a medical ENT diagnosys-support device  
Nov 1997 developed Wire ENT Headlight  
May 1998 developed Tympanic Massage  
Aug 1998 developed Irrigator  
May 1999 developed CCD Camera Adaptor  

Jul 2000 developed Aurora 250 (ENT microscope)
Jul 2001 developed X-Factor (wireless ENT diagnosys system)
Jan 2003 started to develop Project X