As a large coal supply base, Xinjiang aims to achieve coal output of more than 400 million tons by 2025.

But to cut pollution, China has reduced steel production, leading to the closure of many plants.

Steel, magnesium and its products, and coal are among the major exported commodities.

By the end of June, China's installed capacity for renewable energy had exceeded 1.1 billion kilowatts.

They also said the industry will likely experience demand recovery to a certain extent in the coming months.

An executive of the company said such a practice has multiple benefits in both economic and environmental terms.

Hydrogen can only be generated by consuming primary energy such as coal, natural gas and renewable energy.

In terms of improvement in rankings, China's Ansteel Group Corp made the highest jump across 183 places to 217.