8月20日，中国铝业盘中上涨3.11%，报8.455港元，成交额3535.17万港元，较此前连续多日因中东复产预期承压下挫后出现反弹。消息面上，公司公告董事会将于8月27日审议上半年中期业绩及中期股息建议，上半年预计归母净利润112亿至122亿元，同比增长58%至73%，业绩兑现预期叠加潜在分红对市场情绪构成提振。此外，控股股东中铝集团累计增持约6.59亿元，增持计划总额10亿至20亿元仍在推进中，持续向市场传递信心。供给端，巴西Alunorte氧化铝厂因天然气中断减产50%，对海外氧化铝价格形成支撑，缓解前期中东复产带来的铝价下行压力。
（以上内容均基于市场公开消息，由程序或算法智能生成，仅作为股价异动提醒，不作为投资建议或交易依据。）
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