1. Report Industry Investment Rating - No relevant information provided 2. Core Viewpoints of the Report - On September 4, 2025, the 2511 contract of lithium carbonate futures rose 1.05% to 73,420 yuan/ton. The average price of battery - grade lithium carbonate decreased by 900 yuan/ton to 75,000 yuan/ton, the average price of industrial - grade lithium carbonate decreased by 900 yuan/ton to 72,700 yuan/ton, and the price of battery - grade lithium hydroxide (coarse particles) decreased by 150 yuan/ton to 75,850 yuan/ton. The warehouse receipt inventory increased by 830 tons to 34,948 tons [3]. - Regarding the policy inspection of the compliance of mining rights for salt - lake lithium extraction in Qinghai, Salt Lake Co., Ltd. (000792) stated that the company's mining business is fully compliant and its production and operation are stable [3]. - In terms of supply, the weekly output increased by 389 tons to 19,419 tons. In September, the lithium carbonate output is expected to increase by 1.7% to 86,730 tons, mainly from lithium - spodumene extraction and a small amount from lithium recycling. In terms of demand, the output of ternary materials in September decreased by 1.5% to 72,330 tons, while that of lithium iron phosphate increased by 6% to 335,250 tons. In terms of inventory, the total inventory continued to decline significantly, with the weekly inventory decreasing by 1,044 tons to 140,092 tons [3]. - Affected by market news, the futures price rose rapidly yesterday with an intraday amplitude of 4.57%. There is still great uncertainty in the Jiangxi mining end, and there are many market rumors. The market may still fluctuate in the short term [3]. 3. Summary by Relevant Catalogs 3.1 Daily Data Monitoring - Futures: The closing price of the main contract was 73,420 yuan/ton, up 1,540 yuan; the closing price of the continuous contract was 73,000 yuan/ton, up 920 yuan. The price of lithium - spodumene concentrate (6%, CIF China) was 874 US dollars/ton, up 2 US dollars [5]. - Lithium ore: The price of lithium mica (Li₂O: 1.5% - 2.0%) was 1,157.5 yuan/ton, down 17.5 yuan; the price of lithium mica (Li₂O: 2.0% - 2.5%) was 1,865 yuan/ton, down 20 yuan [5]. - Lithium carbonate: The price of battery - grade lithium carbonate (99.5% battery - grade/domestic) was 75,000 yuan/ton, down 900 yuan; the price of industrial - grade lithium carbonate (99.2% industrial zero - grade/domestic) was 72,700 yuan/ton, down 900 yuan [5]. - Lithium hydroxide: The price of battery - grade lithium hydroxide (coarse particles/domestic) was 75,850 yuan/ton, down 150 yuan; the price of battery - grade lithium hydroxide (micropowder) was 80,820 yuan/ton, down 150 yuan [5]. - Other products: The price of hexafluorophosphate lithium remained unchanged at 56,000 yuan/ton. The price difference between battery - grade lithium carbonate and industrial - grade lithium carbonate remained unchanged at 2,300 yuan/ton [5]. 3.2 Chart Analysis - **Ore prices**: Charts show the price trends of lithium - spodumene concentrate (6%, CIF), lithium mica (1.5% - 2.0%), lithium mica (2.0% - 2.5%), and phospho - lithium - aluminum stone (6% - 7%) from 2024 to 2025 [6][8]. - **Lithium and lithium salt prices**: Charts display the price trends of metallic lithium, battery - grade lithium carbonate average price, industrial - grade lithium carbonate average price, etc. from 2024 to 2025 [11][14]. - **Price differences**: Charts present the price differences between battery - grade lithium hydroxide and battery - grade lithium carbonate, battery - grade lithium carbonate and industrial - grade lithium carbonate, etc. from 2024 to 2025 [17][18]. - **Precursors and cathode materials**: Charts show the price trends of ternary precursors, ternary materials, lithium iron phosphate, manganese - acid lithium, and cobalt - acid lithium from 2024 to 2025 [24][26][28]. - **Lithium battery prices**: Charts display the price trends of 523 square ternary battery cells, square lithium - iron - phosphate battery cells, cobalt - acid battery cells, and square lithium - iron - phosphate batteries from 2024 to 2025 [30][33]. - **Inventory**: Charts show the inventory trends of downstream, smelters, and other links from January 16, 2025, to September 4, 2025 [37][39]. - **Production costs**: The chart shows the production profit trends of lithium carbonate from different raw materials such as外购三元极片黑粉,外购磷酸铁锂极片黑粉,外购锂云母精矿, and外购锂辉石精矿 from 2024 to 2025 [43].