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

Hasan said that the exported steel would be used to establish a hospital in New Zealand.

Rio Tinto is not concerned about China's plans to centralise iron-ore purchases and has strong ties with its customers, the Australia CEO for the global miner said on Friday.

US carmaker Tesla has signed contracts worth about $5-billion to buy materials for their batteries from nickel processing companies in Indonesia, a senior cabinet minister told CNBC Indonesia.

The 2209 ferrosilicon contract price on ZCE closed at 7714 yuan per ton on August 8.

The Mehrum power plant in Germany is back in operation due to the current gas supply crisis.

The district, part of an old coal-mining region that closed five years ago, has taken up the challenge of transforming the local economy, embracing green agriculture despite the poor soil and lack of water.

Many European countries have recently announced the reopening of coal power plants as gas supplies from Russia have slumped amid European Union sanctions.