Zhongshan's air quality was excellent in June this year, marking a periodical progress made for the Blue Sky Protection campaign.

In the first 6 months, Zhongshan's Air Quality Composite Index was 2.82, down 5.1% year-on-year, and the control rate of AQI was 91.2%.

In the first half of 2022, Zhongshan ranked 13th among 168 cities nationwide and 4th in the Pearl River Delta in air quality.