2011 ~ Present
- 2018 ~ 2011
-
- 2018.11CARBON FILTER (A150/A5000) New product development
- 2018.04SEPARATOR FILTER (Manufacturing)
- 2017.11COALESCER FILTER (Manufacturing)
- 2016.03C-CARBON FILTER (PP FIBER) (development)
- 2015.06SPRING LEAD TYPE HOUSING (development)
- 2014.06ISO9001.2009 (Certification)
- 2012.10CLAMP TYPE HOUSING (development)
- 2011.03W.N.C. Manufacturing Line (Expansion)
- 2010 ~ 2001
-
- 2009.06CAPSULE FILTER HOUSING(production)
- 2008.11Expanded head office and factory in Gwangmyeong-si
- 2006.05W-WOUND CARTRIDGE (Expansion)
- 2005.07C-CARBON FILTER(development)
- 2004.02N-CARTIRIDGE (Manufacturing)
- 2003.01CS Technophil Co., Ltd. (conversion to corporation)
- 2002.05W-WOUND CARTRIDGE FILTER (Manufacturing)
- 2001.03SRD TYPE HOUSING(Manufacturing)
- 2000 ~ 1998
-
- 2000.06Granular CARBON FILTER (manufactured)
- 1999.02FILTER HOUSING
- 1998.04Chungsoo Technophil (established)