铝：基本面偏弱氧化铝：低位震荡铸造，铝合金：跟随电解铝

Report Industry Investment Rating There is no information about the report industry investment rating in the provided content. Core Viewpoints - The fundamentals of aluminum are weak, alumina is in a low - level oscillation, and cast aluminum alloy follows the trend of electrolytic aluminum [1] - The ECB's inflation target of 2% has been achieved, and it will take measures to maintain price stability. The "easing cycle" is expected to end, and the ECB is likely to "stand still" for the second consecutive time at the next meeting. The euro - zone's manufacturing PMI in August rose above the boom - bust line for the first time in three years, with strong rebounds in Germany and France [3] Summary by Relevant Catalogs Futures Market Electrolytic Aluminum - The closing price of the Shanghai aluminum main contract was 20,645, down 95 from T - 1, and the LME aluminum 3M closing price was 2,620, up 1 from T - 1. The trading volume of the Shanghai aluminum main contract was 158,586, an increase of 37,344 from T - 1 [1] - The LME cancelled warrant ratio was 2.56%, unchanged from T - 1, and the LME aluminum cash - 3M spread was 4.72, up 1.74 from T - 1 [1] Alumina - The closing price of the Shanghai alumina main contract was 3,008, down 28 from T - 1, and the trading volume was 356,281, an increase of 65,205 from T - 1 [1] - The spread between the near - month contract and the consecutive - first contract was - 19, and the cost of the near - month long and consecutive - first short inter - period arbitrage was 25.58, down 0.60 from T - 1 [1] Aluminum Alloy - The closing price of the aluminum alloy main contract was 20,275, down 75 from T - 1, and the trading volume was 1,959, an increase of 591 from T - 1 [1] - The spread between the near - month contract and the consecutive - first contract was - 15.00, down 45 from T - 1, and the spot premium was - 30, down 10 from T - 1 [1] Spot Market Electrolytic Aluminum - The social inventory of domestic aluminum ingots was 616,000 tons, an increase of 6,000 tons from T - 1, and the SHFE aluminum ingot warrant was 58,500 tons, down 100 tons from T - 1 [1] - The electrolytic aluminum enterprise profit and loss was 3,942.14, down 144.87 from T - 1, and the aluminum spot import profit and loss was - 1,200.55, down 29.10 from T - 1 [1] Alumina - The average domestic alumina price was 3,222, unchanged from T - 1, and the CIF price of alumina in Lianyungang was 386 US dollars per ton, down 2 US dollars from T - 1 [1] - The profit and loss of Shanxi alumina enterprises was 230, unchanged from T - 1 [1] Aluminum Alloy - The theoretical profit of ADC12 was 177, and the price of Baotai ADC12 was 20,300, unchanged from T - 1 [1] - The total inventory of the three places was 33,715, an increase of 719 from T - 1 [1] Other - The price of Shaanxi ion - exchange membrane liquid caustic soda (32% converted to 100%) was 2,710, unchanged from T - 1 [1] Trend Intensity - The trend intensity of aluminum is 0, alumina is - 1, and aluminum alloy is 0. The trend intensity ranges from - 2 to 2, with - 2 being the most bearish and 2 being the most bullish [3]