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

China reduced as much air pollution in seven years as the United States did in three decades.

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

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

China is a large consumer of iron ore.

Major steel producers churned out a total of 20.79 million tonnes of crude steel in late July, the data showed.

China's State Administration for Market Regulation has conducted investigations on activities of bidding up coal prices, the administration said Friday.

According to the administration, China saw 190 mining accidents in the January-July period, down 14 percent year on year.