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

Sun Guolong, general manager of Baogang Group, said carbon capture utilization and storage will play a critical and evolving role in China's energy transition.

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

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

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

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.

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