This entry was posted by admin on 12/15/2021 at 14:45 BHP, China Minmetals use MineHub’s blockchain platform for copper concentrate transaction – MINING.COMMINING.com Name * Email * Save my name, email, and website in this browser for the next time I comment. ?document.getElementById( "ak_js" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Learn how your comment data is processed.