In Nov'23, global alumina production, according to data from the International Aluminium Institute (IAI), reached 11.85 mnt, marking a 4.3% annual rise from 11.36 mnt and a slight 1.9% decline from Oct'23. China, as the primary alumina producer, accounted for 6.8 mnt, indicating a 3.1% decrease from the preceding month's 7.02 mnt.