2008
"ZETIAN" brand was established The first generation of flue gas analyzer CEMS and water quality analyzer, used for fixed pollution source monitoring
![](Upload/file/Ys_202206202241004377.jpg)
2010
The first-generation laser dust analyzer For measuring industrial emissions of particulate matter
![](Upload/file/Ys_202206202241508965.png)
2012
Development of laser gas analyzer Entered the field of industrial process analysis
![](Upload/file/Ys_202206202242201662.png)
2013
The first-generation dust analyzer Entered the field of atmospheric environmental monitoring
![](Upload/file/Ys_202206202242428705.png)
2015
Launched VOCs, ultra-low CEMS System, etc., enter the ultra-low analysis field
![](Upload/file/Ys_202206202243223382.jpg)
2017
Solution for online monitoring of ground surface water and ambient air quality
![](Upload/file/Ys_202206202243524374.jpg)
2019
Emission monitoring solutions for mobile sources (motor vehicles and ships) to help prevent and control air pollution
![](Upload/file/Ys_202206202245166076.jpg)
2020
Early warning and monitoring system for chemical parks, open comprehensive application of FTIR, GC-MS, and GC-FID technologies
![](Upload/file/Ys_202206202245481346.jpg)
2021
Greenhouse gas solutions, "Carbon" knows the future Helps carbon peak and carbon neutral
![](Upload/file/Ys_202206202246198188.jpg)