The world's biggest project using solar and wind power to produce hydrogen started construction in Ordos, Inner Mongolia autonomous region on Wednesday.
Shipments from the four largest iron ore producers in Western Australia's (WA) Pilbara rebounded in the week to 18 February from a two-year low the previous week.
In Gansu's Wuwei city, a 500,000 mu (33,333 hectares) photovoltaic power base is under construction, with a total installed capacity of 15 million kilowatts.
China's steel industry is expected to see roughly balanced supply and demand in 2023, thanks to the steady recovery of the Chinese economy, according to a senior official of China's top steel industry association.