Guiyang's air quality assessment results for June were released on July 13, and the Guiyang National High-tech Industrial Development Zone emerged as the top performer in the region.
The rankings of ambient air quality in each district and county are as follows, in the order of best to worst: Guiyang National High-tech Industrial Development Zone, Xiuwen county, Huaxi district, Baiyun district, Qingzhen city, the Guiyang Free Trade Zone, the Guizhou Shuanglong Airport Economic Zone, Yunyan district, Wudang district, Kaiyang county, Guanshanhu district, Nanming district, Xifeng county, and the Guiyang Economic and Technological Development Zone.
According to the evaluation results and the national standards for ambient air quality, all districts and zones in Guiyang enjoyed good air quality every day in June.