Core Viewpoint - The domestic futures market for alumina has seen a significant decline, with the main contract falling below 2500 yuan/ton, marking it as the largest drop among commodities on that day. This reflects a stark contrast in the market dynamics between alumina and electrolytic aluminum, leading to divergent profitability trends for companies in these sectors [1] Group 1: Market Dynamics - Alumina prices have halved from a peak of 5500 yuan/ton a year ago, indicating a substantial decrease in market value [1] - In contrast, the price of electrolytic aluminum has been rising, driven by strong demand in the non-ferrous metals sector, reaching near historical highs [1] Group 2: Profitability Trends - The rising prices and decreasing costs have contributed to a steady increase in profitability for electrolytic aluminum companies [1] - Conversely, some alumina companies are facing losses due to the significant drop in alumina prices [1]