What is the reason for the serious air pollution in Benxi city?

1. Due to industrial reasons, Benxi City is a city of coal and iron, and Benxi Iron and Steel Group Corporation is the biggest pollution source. Its sintering, ironmaking, steelmaking and power generation processes emit a large number of atmospheric pollutants, accounting for 40% of the total pollutant emissions in the city.

2. The causes of dust, unorganized emission sources of key enterprises in building materials industry and metallurgical industry, coal-fired stoves for urban residents, secondary dust on the ground and construction dust have a direct impact on air quality.