星空传媒91传媒制片厂|明星换脸五级片|麻豆传媒映画女演员王茜|麻豆在传媒在线|九九国产|91制片厂在线观看一二区|夜夜草视频|四虎影院在线播放|国产精品亚洲国际在线看|大象传媒国产第一页,麻豆映画传媒有免费的吗,91制片厂安卓,亚洲成年人精选,91你懂得国产,爱豆视传媒短视频免费,免费一级片

The Zhongshan Bureau of Ecology and Environment held a press conference on August 6 to announce the air quality conditions of Zhongshan City during the first half of 2024.

In the first 6 months, Zhongshan's overall air quality continued to improve, witnessing the quickest improvement provincewide. The ratio of good air quality days (AQI compliance rate) was 96.2%, up 8.4 percentage points from a year earlier.

All six air quality indicators met the standard. Zhongshan's comprehensive air quality index stood at 2.70, ranking 10th among 168 key cities nationwide and 4th in the Pearl River Delta.