华源证券认为，1)氧化铝：基本面维持过剩格局，氧化铝现货价格延续回落。2)缺铝逻辑有望逐步兑 现，铝价迎来上行周期，电解铝盈利持续扩张。3)供给端，国内电解铝运行产能接近天花板，海外在建 项目进度缓慢，而需求端维持稳定增长，电解铝明年或出现短缺格局，铝价有望迎来上行周期。 国海证券认为，短期来看，国内宏观维持利好氛围，海外缺电引发对电解铝供应端的担忧；但需求旺季 逐步进入尾声，铝水转化率有高位回落压力，后续仍需继续关注库存表现。而氧化铝方面，国内氧化铝 运行产能小幅回落，尚未改变供需格局，价格维持阴跌；考虑长期氧化铝产能增长，远期价格将维持在 较低水平。长期来看，铝行业长期供给增量有限，而需求仍有增长点，行业或将维持高景气。 11月13日，国内期货市场上沪铝再度走强，主力合约2601刷新年内高点，达2.21万元/吨。近期铝价走势 整体震荡偏强，自10月底强势上涨后，多次刷新年内高点。 ...

Investment Rating - The report maintains a "Recommended" rating for the aluminum industry [1] Core Viewpoints - The trend of inventory reduction continues, driven by increased demand, and the aluminum price is expected to show stronger performance as inventory decreases [11] - The aluminum industry is anticipated to maintain high prosperity due to limited long-term supply growth and ongoing demand growth points [11] Summary by Sections 1. Prices - As of October 17, the LME three-month aluminum closing price was $2,778.5 per ton, a week-on-week increase of $32.5 per ton, and a year-on-year increase of $191.0 per ton [24] - The Shanghai aluminum active contract closing price was 20,910.0 yuan per ton, a week-on-week decrease of 70.0 yuan per ton, and a year-on-year increase of 320.0 yuan per ton [24] 2. Production - In September 2025, the electrolytic aluminum production was 3.615 million tons, a month-on-month decrease of 118,000 tons, and a year-on-year decrease of 74,000 tons [56] - The alumina production in September 2025 was 7.604 million tons, a month-on-month decrease of 135,000 tons, but a year-on-year increase of 38.3 million tons [56] 3. Inventory - As of October 16, the domestic mainstream consumption area electrolytic aluminum ingot inventory recorded 627,000 tons, a week-on-week reduction of 22,000 tons, indicating a potential return to the inventory reduction trend [7] 4. Key Companies and Earnings Forecast - Key companies include China Hongqiao, Tianshan Aluminum, Shenhuo Co., China Aluminum, and Yun Aluminum, all rated as "Buy" [5]