1997 ~ 2002

Nationwide management

Control centers are established. Hanam('98), Yeongnam('99), Metropolis('01), Junbgu('02)

2002

Data from CleanSYS is adapted as administrative data such as emission fee.

2007

ISO 9001 certification and patent is acquired.

2009 ~ 2013

CleanSYS participates in various envirionmental exhibitions.

EPTEE, China International Environmental Protection Exhibition(2010.5, Shanghai)

CEPE, China Environmental Protection Exhibition(2010.9, Beijing)

CIEPEC, China International Environmental Protection Exhibition(2010.0, Shanghai)

EPTEE, China International Environmental Protection Exhibition and Conference(2011.6, Beijing)

EPTES, Environmental Protection Technology & Equipment Show(2012.11, Shanghai)

Entech Pollutec Asia(2013.6, Bangkok)

Other international energy & environment exhibition(2011~, Korea)

2012

Digital analyzer telecommunication system set up & to be applied.

2013

CleanSYS wins the international Green Apple Award(for environmental best practice).

2014

CleanSYS applyies for international patent in China, Thailand and Russia.

2017

Communication method is digitalized and new QA program is developed.