Seven of China's major coal-producing groups have called on the sector to boost supply and keep prices within a reasonable range.

Meanwhile, Guizhou will reduce the number of miners – or realize unmanned digging – at coal mines by around 2025.

Shanxi, a major coal-producing region in north China, has shut down 163 coal mines and eliminated 146.05 million tonnes of annual coal production capacity over the past five years.

Xinjiang, rich in coal and wind power resources, currently transmits electricity to 20 other Chinese provincial regions.

This use of nuclear energy for heating is expected to reduce the burning of 23,200 metric tons of coal annually.

China's offshore wind power, boosted by policy support and improved technology, has been a fast-growing segment over the past few years.

A new railway line for transporting coals was put into operation in China recently.

The Three Gorges Dam generated 111.795 billion kilowatt-hours of electricity in 2020.