History
  
  Company  
  History
				| Apr. 2002 | Moved into Samchuk University Business Incubation Center | 
|---|---|
| Jan. 2003 | Established Daeyoung ENC | 
| Oct. 2004 | Dxpanded, anufacturing facility | 
| May.2005 | Registered Patent Started joint development with industry, education and research consortium to improve Dust Filter Mask features | 
| Dec. 2005 | Acquired ISO 14001 Certification | 
| Apr. 2006 | Venture Company(Gangwon Small Business Administration) | 
| July. 2008 | INNO-BIZ(Gangwon Small Business Administration) |