![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/main_vis01.jpg)
SINCE 1992
Air Quality Monitoring
Equipment Company
We are environmental company that specializes in research
and development in the air quality such as AQMS, IAQ, CEMS.
![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/main_vis02.jpg)
SINCE 1992
Air Quality Monitoring
Equipment Company
A company that has accumulated know-how such as manufacturing
and installing air pollution monitoring equipment, domestic and foreign supply,
maintenance service that surpasses the best in Korea and stands out in the world.
![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/main_vis03.jpg)
SINCE 1992
Air Quality Monitoring
Equipment Company
Continuous technology development through R&D investment is a shortcut
to globalization of the environmental industry and our way to live.
![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/scroll.png)
![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/play_no.png)
![](http://www.knj-eng.co.kr/theme/knj1_eng/images/main/play.png)