Citi(US:C)2025-09-15 13:17Summary of Aluminum Industry Research Industry Overview - The report focuses on the aluminum industry in China, specifically tracking high-frequency demand trends and inventory levels from September 4th to 10th, 2025. Market expectations for demand recovery are described as cautious [1] Key Production Data - Total aluminum production in China was 851,000 tons (kt), remaining flat week-over-week (WoW) but increasing by 2% year-over-year (YoY) [2] - Aluminum billet production was 361kt, also flat WoW, with a 6% increase YoY [2] - Year-to-date (YTD) aluminum production reached 31.1 million tons (mnt), up 2.9% YoY, while aluminum billet production totaled 12.6mnt, up 5.7% YoY [2] Inventory Insights - As of September 11, 2025, total aluminum ingot and billet inventory was 914kt, down 1% WoW and 5% YoY [3] - Social inventory was 759kt, down 1% WoW and 11% YoY, while producers' inventory was 155kt, down 2% WoW but up 43% YoY [3] - For aluminum ingots, total inventory was 686kt, down 1% WoW and 11% YoY, while aluminum billets had an inventory of 228kt, down 2% WoW but up 21% YoY [3] Apparent Consumption Trends - Overall aluminum apparent consumption was 895kt during the week, up 3% WoW but down 1% YoY [4] - Apparent consumption of aluminum ingots was 911kt, up 2% WoW but down 2% YoY, while aluminum billets saw consumption of 345kt, up 3% WoW and up 8% YoY [4] - YTD apparent consumption reached 32.1mnt, up 4.6% YoY, with aluminum ingots and billets showing increases of 4.1% and 7.3% YoY, respectively [4] Key Takeaways - The report emphasizes that aluminum ingot and billet inventory data is more representative for calculating overall aluminum demand [5] - Total aluminum inventory decreased WoW, with levels lower than the same period in 2021-22 and 2024, but higher than in 2023 on a lunar calendar basis [5] - Apparent consumption levels were higher than the same period in 2022-24 on a lunar calendar [7] Conclusion - The aluminum industry in China is experiencing cautious demand recovery, with production and consumption showing modest growth. Inventory levels are fluctuating, indicating a complex market environment that requires close monitoring for potential investment opportunities and risks.