Revenue by Segment

Financials in millions CNY. Fiscal year is January - December.

Millions CNY. Fiscal year is Jan - Dec.

Fiscal Year	FY 2025	FY 2024	FY 2023	FY 2023	FY 2022	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016
Period Ending	Dec '25 Dec 31, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Jan '23 Jan 1, 2023	Jan '22 Jan 1, 2022	Dec '20 Dec 31, 2020	Dec '19 Dec 31, 2019	Dec '18 Dec 31, 2018	Dec '17 Dec 31, 2017	Dec '16 Dec 31, 2016
Water Quality Monitoring	623.51M	584.67M	-	-	-
Water Quality Monitoring Growth	6.64%	-	-	-	-
Air/fume Monitoring System	155.18M	141.70M	-	-	-
Air/fume Monitoring System Growth	9.52%	-	-	-	-
Others	39.84M	36.49M	23.16M	27.57M	53.74M
Others Growth	9.16%	57.58%	-16.01%	-48.69%	21.33%
Information Management System	22.79M	11.03M	-	-	-
Information Management System Growth	106.59%	-	-	-	-
Operation Services	-	-	360.41M	341.10M	324.16M
Operation Services Growth	-	-	5.66%	5.23%	22.62%
Environmental Monitoring System	-	-	281.95M	147.96M	515.80M
Environmental Monitoring System Growth	-	-	90.55%	-71.31%	12.09%
Software Development	-	-	7.38M	1.88M	14.12M
Software Development Growth	-	-	293.37%	-86.71%	154.23%
Total	841.31M	773.89M	672.90M	518.51M	907.82M
Total Growth	8.71%	15.01%	29.77%	-42.88%	17.24%

Revenue by Geography

Financials in millions CNY. Fiscal year is January - December.

Millions CNY. Fiscal year is Jan - Dec.

Fiscal Year	FY 2025	FY 2024	FY 2023	FY 2023	FY 2022	FY 2020	FY 2019	FY 2018	FY 2017	FY 2016
Period Ending	Dec '25 Dec 31, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Jan '23 Jan 1, 2023	Jan '22 Jan 1, 2022	Dec '20 Dec 31, 2020	Dec '19 Dec 31, 2019	Dec '18 Dec 31, 2018	Dec '17 Dec 31, 2017	Dec '16 Dec 31, 2016
China	-	-	-	518.51M	907.82M
China Growth	-	-	-	-42.88%	17.24%
East China	223.84M	175.09M	124.11M	-	-
East China Growth	27.84%	41.07%	-	-	-
Central China	173.88M	190.25M	175.91M	-	-
Central China Growth	-8.60%	8.15%	-	-	-
Southwest Region	161.78M	168.11M	117.63M	-	-
Southwest Region Growth	-3.76%	42.92%	-	-	-
North China	146.95M	112.78M	136.62M	-	-
North China Growth	30.29%	-17.45%	-	-	-
South China	88.08M	79.23M	86.62M	-	-
South China Growth	11.17%	-8.53%	-	-	-
Northwest Territories	34.51M	33.41M	12.02M	-	-
Northwest Territories Growth	3.28%	177.92%	-	-	-
Northeast Region	9.13M	14.75M	19.98M	-	-
Northeast Region Growth	-38.15%	-26.15%	-	-	-
Overseas	3.15M	264.65K	-	-	-
Overseas Growth	1089.65%	-	-	-	-
Total	841.31M	773.89M	672.90M	518.51M	907.82M
Total Growth	8.71%	15.01%	29.77%	-42.88%	17.24%

Source: S&P Global Market Intelligence.