Group 1 - The core viewpoint of the news is that LME aluminum futures prices are experiencing fluctuations, with a recent increase noted in the trading session on November 19, 2023 [1][2] Group 2 - On November 19, LME aluminum futures opened at $2786 per ton and are currently at $2797.5 per ton, reflecting a 0.63% increase [1] - The highest price during the day reached $2798 per ton, while the lowest was $2783.5 per ton [1] - On November 18, LME aluminum futures had a closing price of $2789.5, which was a decrease of 0.59% from the previous day [2] - The registered aluminum warehouse receipts on November 18 were 522,225 tons, with canceled receipts at 25,850 tons, a reduction of 1,550 tons [2] - Aluminum inventory on November 18 stood at 548,075 tons, down by 2,125 tons [2] - The ratio of electrolytic aluminum spot prices between Shanghai and London was 7.67 on November 18, indicating an import loss of 1,597.48 yuan per ton, compared to a loss of 1,981.99 yuan per ton on the previous trading day [2] - The Shanghai Futures Exchange aluminum futures warehouse receipts increased by 10,053 tons to 69,484 tons compared to the previous trading day [2]