2008
"ZETIAN" brand was established The first generation of flue gas analyzer CEMS and water quality analyzer, used for fixed pollution source monitoring

2010
The first-generation laser dust analyzer For measuring industrial emissions of particulate matter

2012
Development of laser gas analyzer Entered the field of industrial process analysis

2013
The first-generation dust analyzer Entered the field of atmospheric environmental monitoring

2015
Launched VOCs, ultra-low CEMS System, etc., enter the ultra-low analysis field

2017
Solution for online monitoring of ground surface water and ambient air quality

2019
Emission monitoring solutions for mobile sources (motor vehicles and ships) to help prevent and control air pollution

2020
Early warning and monitoring system for chemical parks, open comprehensive application of FTIR, GC-MS, and GC-FID technologies

2021
Greenhouse gas solutions, "Carbon" knows the future Helps carbon peak and carbon neutral
