Top 10 national air quality rankings

The top ten national air quality rankings are as follows:

National air quality rankings: Huangshan City, Sanya City, Xinyu City, Xiamen City, Weihai City.

1. Huangshan City, Anhui Province.

Its air quality ranks first among all cities in my country, with an Oxygen Bar City Index of 88.17. Huangshan City is a member city of the Hangzhou Metropolitan Area, a core city of the Southern Anhui International Tourism and Culture Demonstration Zone, and a national cultural and ecological reserve.

2. Sanya City, Hainan.

Its air quality ranks second among all cities in my country, with an Oxygen Bar City Index of 87.82. Sanya is an international tourist city with tropical seaside scenery. It is also known as "Oriental Hawaii". Sanya's unique seaside scenery is very attractive.

3. Xinyu City, Jiangxi Province.

Its air quality ranks third among all cities in my country, with an Oxygen Bar City Index of 86.71. Xinyu City has a long history. A large number of stone tools and pottery unearthed at the Shinianshan primitive society site (Shinianshan Site) in the northeastern part of the city show that our ancestors thrived here as early as the Neolithic Age 5,000 years ago.

4. Xiamen City, Fujian Province.

Its air quality ranks fourth among all cities in my country, with an Oxygen Bar City Index of 85.79. Xiamen City speaks the Minnan dialect and is an integral part of the Minnan region along with Zhangzhou and Quanzhou. It is a special economic zone in China approved by the State Council and an important central city, port and scenic tourist city on the southeast coast.

5. Weihai City, Shandong Province.

Its air quality ranks fifth among all cities in my country, with an Oxygen Bar City Index of 85.74. Weihai City has a temperate monsoon climate, with obvious changes in the four seasons and the advance and retreat of the monsoon. Compared with inland areas at the same latitude, it has the characteristics of abundant rainfall, moderate annual temperature and mild climate.