下游需求驱动，锂电板块Q3业绩持续回升

Core Insights - The lithium battery downstream demand remains stable, with steady growth in new energy vehicle sales, leading to a year-on-year increase in industry chain revenue and a significant improvement in profit levels compared to the same period last year [2][3] Revenue and Profit Performance - In Q1-Q3 2025, the overall operating income of the lithium battery industry chain reached 636.188 billion yuan, a year-on-year increase of 16.12%, while the net profit attributable to the parent company was 62.619 billion yuan, up 40.37% year-on-year [2][3] - In Q3 2025, the lithium battery industry chain continued to recover, achieving a revenue of 235.428 billion yuan, a year-on-year increase of 20.42% and a quarter-on-quarter increase of 10.19%, with a net profit of 25.341 billion yuan, up 58.20% year-on-year and 25.93% quarter-on-quarter [2][3] Segment Analysis - Battery Segment: In Q1-Q3 2025, the battery segment achieved an operating income of 417.273 billion yuan, a year-on-year increase of 11.92%, and a net profit of 55.565 billion yuan, up 36.83% year-on-year. In Q3 2025, the revenue was 154.035 billion yuan, a year-on-year increase of 16.63% and a quarter-on-quarter increase of 10.04% [3] - Cathode Materials: The cathode segment saw a revenue of 90.881 billion yuan in Q1-Q3 2025, a year-on-year increase of 24.09%, with a net profit turning from loss to profit at 1.29 million yuan. In Q3 2025, revenue was 34.437 billion yuan, up 31.62% year-on-year and 13.01% quarter-on-quarter [3] - Anode Materials: The anode segment reported a revenue of 49.433 billion yuan in Q1-Q3 2025, a year-on-year increase of 20.87%, with a net profit of 3.864 billion yuan, up 43.41% year-on-year. In Q3 2025, revenue was 17.649 billion yuan, a year-on-year increase of 22.99% [4] - Electrolyte Segment: In Q3 2025, the electrolyte segment achieved a revenue of 6.689 billion yuan, a year-on-year increase of 10.54%, with a net profit of 453 million yuan, up 5.83% [5] - Separator Segment: The separator segment reported a revenue of 4.840 billion yuan in Q3 2025, a year-on-year increase of 33.22%, but the net profit dropped to 21 million yuan, down 92% year-on-year [5] - Auxiliary Materials: The structural components segment achieved a revenue of 6.963 billion yuan in Q3 2025, a year-on-year increase of 29.33%, while copper and aluminum foil companies reported a revenue of 10.815 billion yuan, up 37.71% year-on-year, with a net profit turning from loss to profit [6] Investment Outlook - The performance of the lithium battery industry chain is expected to continue improving, with active production and stabilizing material prices. Companies in the midstream material segment are likely to see ongoing performance recovery, and there are investment opportunities in leading companies with enhanced profitability in the battery segment [7] - Emerging technologies such as solid-state batteries and high-voltage lithium iron phosphate are rapidly developing, presenting investment opportunities driven by the industrialization of these technologies [7]