YoY production changes at the top mined copper producers in Q2’22 (000 tonnes) YoY production changes at the top mined copper producers in H1’22 (million tonnes)[1]   Zijin News - Major miners’ copper output climbed 3.8% (128, 000 tonnes) year over year to an aggregate 3.5 million tonnes in the second quarter of 2022, according to S&P Global Commodit...