Inner Mongolia ranked first in China in terms of its coal delivery volume to other provincial-level regions last year.

Combined revenue of the enterprises exceeded 6.33 trillion yuan during the period, growing more than 36 percent year-on-year.

The local environmental protection agency has confirmed that the pollution is showing a decreasing trend compared with the previous years.

China outlines carbon plan for civil aviation sector, sets emissions targets

Since entering January, coke has increased by 500-520 yuan per ton.

The country produced an estimate of 1.03 billion metric tons of steel last year, down 35 million tons from 2020, said the China Iron and Steel Association on Monday.

In addition to coal, gold, platinum and diamond as its most prominent reserves, the country is also home to other minerals, such as chrome, vanadium and titanium.

The main export products included oxyamino compounds, steel, and freight vehicles; and the main imported commodities were copper ore, milk and cream, logs and potash fertilizer.