Group 1 - Shenzhen Dofnano Technology Co., Ltd. plans annual equipment maintenance from January 1, 2026, for one month, ensuring efficient and stable operation of production equipment [1] - Other companies like Hubei Wanrun New Energy Technology Co., Ltd. and Hunan Youneng New Energy Battery Materials Co., Ltd. also announced production line maintenance starting January 1, 2026, for one month [1] Group 2 - The maintenance by leading companies is expected to tighten short-term supply, potentially leading to a rebound in lithium iron phosphate prices due to rising demand from downstream energy storage and power batteries [2] - Lithium iron phosphate prices have shown a recovery from a low of 30,300 yuan/ton in June 2023 to 42,100 yuan/ton as of December 26, 2023, after hitting a historical high of 177,000 yuan/ton in November 2022 [2] - The market is characterized by a "leading companies at full production, inefficient excess" scenario, which may guide the industry towards rational development and high-quality growth [2]

Core Viewpoint - Several leading lithium iron phosphate (LFP) companies have announced production halts for maintenance, coinciding with a surge in downstream demand for lithium batteries, particularly in energy storage applications [1][3][5]. Group 1: Company Announcements - Deyang Nano (德方纳米) plans to conduct annual equipment maintenance starting January 1, 2026, for one month, which will involve technical upgrades to optimize production [1]. - Hunan Youneng (湖南裕能) will also perform maintenance on some production lines from January 1, 2026, expected to reduce LFP output by 15,000 to 35,000 tons [2]. - Wanrun New Energy (万润新能) has been operating its LFP production lines at overcapacity since Q4 2025 and will reduce production starting December 28, 2025, with an expected decrease of 5,000 to 20,000 tons [2]. Group 2: Market Context - The three companies are among the top producers in the LFP sector, with Hunan Youneng, Wanrun New Energy, and Deyang Nano ranking first, second, and fourth in market share, respectively [2]. - As of June 2025, Hunan Youneng's LFP production capacity reached 858,000 tons, Wanrun New Energy's capacity was 468,000 tons, and Deyang Nano's capacity was 370,000 tons [3]. Group 3: Demand and Pricing Dynamics - The demand for lithium batteries is experiencing explosive growth, particularly in energy storage, with Q3 2025 shipments reaching 165 GWh, a 65% year-on-year increase [3]. - Hunan Youneng reported a net profit of 645 million yuan for the first three quarters of 2025, a 31.51% increase year-on-year, with Q3 profit soaring by 235.31% [4]. - The recent production halts are seen as a strategy to strengthen pricing power amid rising costs and ongoing negotiations for price increases with downstream clients [5][8]. Group 4: Industry Challenges - The LFP market has shifted from supply shortages to oversupply, leading to intense price competition and significant price declines, with LFP prices dropping from 173,000 yuan per ton at the end of 2022 to 34,000 yuan per ton by August 2025, an 80.2% decrease [6]. - The industry has faced continuous losses for over 36 months, with an average debt-to-asset ratio of 67.81% among six listed companies, and only 16.7% of companies are profitable [6]. Group 5: Future Outlook - The industry is signaling a strong desire to restore profitability and improve operational conditions, with maintenance actions reflecting a collective effort to enhance bargaining power and achieve reasonable profit margins [7][11]. - The recent rise in lithium carbonate prices, which reached 120,400 yuan per ton, is providing cost support for LFP producers and increasing their inclination to raise prices [8][9]. - The ongoing maintenance and production adjustments are not expected to significantly impact the companies' 2026 performance, as the overall reduction in output is relatively small [11].

12月25日晚间， 湖南裕能、万润新能 两家企业同步发布减产检修公告，今日早间， 德方纳米 亦官宣启动年度设备检修。 三家磷酸铁锂企业集中于2025年末至2026年初启动停产检修，与12月以来业内酝酿的提价潮形成叠加，引发市场对行业供货节奏及价格走势的关 注。 此次企业 集中检修时间高度扎堆，三家检修周期均为一个月 ，公告标注核心原因均为 设备维护、保障生产稳定 。 湖南裕能公告显示，2025年以来公司产能利用率持续超100%，为维护设备正常运行、保障产品质量，计划自2026年1月1日起对部分生产线开展检 修，预计减少磷酸盐正极材料产量1.5—3.5万吨。 数据展示，湖南裕能2025年前三季度销量近80万吨，全年预计出货100万吨左右，其短期检修将直接影响行业供货节奏。 万润新能同步发布减产检修公告，因公司磷酸铁锂产线已超负荷运转，为确保生产线安全稳定高效运行，自2025年12月28日起对部分产线实施减产检 修，预计检修时长一个月，本次检修预计减少磷酸铁锂产量5000吨至2万吨。 证券代码:688275 证券简称:万润新能 公告编号:2025-047 湖北万润新能源科技股份有限公司 关于部分产线减产检修的公告 ...

Group 1 - Hunan YN announced that its capacity utilization rate has exceeded 100% since the beginning of the year, and to maintain normal operation and product quality, the company plans to conduct maintenance on some production lines starting January 1, 2026, for approximately one month. This is expected to reduce the production of phosphate-based cathode materials by 15,000 to 35,000 tons, but will not have a significant impact on the company's 2026 operating performance [2] - Wanrun New Energy announced that since the fourth quarter of 2025, its lithium iron phosphate production lines have been operating at full capacity. To ensure safe and stable operation, the company will reduce production on some lines starting December 28, 2025, for one month, which is expected to decrease production by 5,000 to 20,000 tons. This maintenance is not expected to significantly impact the company's operations [2] - Defang Nano announced plans for annual equipment maintenance starting January 1, 2026, for one month. This maintenance will involve technical upgrades to ensure optimal equipment performance and product quality, and is not expected to significantly affect the company's 2026 operating performance [3] Group 2 - The industry is witnessing significant expansions, with companies like Yiwei Lithium Energy investing in three major projects and CATL signing a 300GWh energy storage contract [4] - The 2026 Start Point Lithium Battery and Solid-State Battery Annual Plan includes various events such as the 2026 Start Point Lithium Battery Two-Wheeled Vehicle Swap Conference and the Lightweight Power Battery Luban Award Ceremony scheduled for April 2026 [8]

一、本次签字会计师变更情况 致同所作为公司 2025 年年度财务报表和内部控制审计机构，原委派刘志永 为项目合伙人兼签字注册会计师、胡桔为签字注册会计师、付细军为项目质量控 制复核人，为公司提供 2025 年度审计服务。因致同所内部工作调整，现指派党 小民接替刘志永工作，会同胡桔、付细军继续完成公司 2025 年度审计相关工作。 变更后，项目合伙人为党小民，签字注册会计师为党小民和胡桔，项目质量控制 复核人为付细军。 二、本次变更签字会计师的基本情况 证券代码：688275 证券简称：万润新能 公告编号：2025-048 湖北万润新能源科技股份有限公司 关于变更项目合伙人及签字注册会计师的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 湖北万润新能源科技股份有限公司（以下简称"公司"）于 2025 年 11 月 12 日召开第二届董事会第二十三次会议和第二届监事会第二十次会议，于 2025 年 11 月 28 日召开 2025 年第一次临时股东大会，分别审议通过了《关于拟变更 会计师事务所的议案》，同意聘任致同会计师事务 ...

Core Viewpoint - Several companies in the lithium battery sector, including Hunan Youneng, Wanrun New Energy, and Defang Nano, have announced plans for production line reductions and maintenance to ensure stable operations and product quality [1]. Group 1: Hunan Youneng - Hunan Youneng reported that its capacity utilization rate has exceeded 100% since the beginning of the year, prompting the need for maintenance to ensure normal equipment operation and product quality [2]. - The maintenance is scheduled to start on January 1, 2026, and is expected to last for one month [2]. - This maintenance is projected to reduce the production of phosphate-based cathode materials by 15,000 to 35,000 tons, but it is not expected to have a significant impact on the company's operating performance in 2026 [3]. Group 2: Wanrun New Energy - Wanrun New Energy announced that it will conduct planned production line reductions starting December 28, 2025, for a duration of one month [5]. - The purpose of this maintenance is to ensure the continuous and stable operation of its lithium iron phosphate production line [5]. - The expected reduction in lithium iron phosphate production is between 5,000 to 20,000 tons, with no significant impact anticipated on the company's production operations [5]. Group 3: Defang Nano - Defang Nano has announced its annual equipment maintenance and repair plan, scheduled to begin on January 1, 2026, for a month [7]. - This maintenance is aimed at ensuring efficient, stable, and safe operation of production equipment, thereby safeguarding product quality [7].

光大期货也在研报中提及此事，其指出，定价机制和价格传导方面对部分环节企业经营造成压力，关注明年强需求是否能够得到验证。 一德期货分析认为，材料厂万润、裕能表示部分产线将要减产，欲在长协谈判中获得主动权。 市场重点关注的碳酸锂的库存有何变化？ 2025年12月26日，国内碳酸锂期货价格延续凌厉涨势，日内大幅上涨超过6%，盘中一度突破13万元/吨整数关口，创下2023年11月以来的新高。至此，碳酸 锂期货价格已实现连续三个月上涨，本周累计涨幅超过15%。 综合多家机构观点指出，此轮突破性上涨，是产业定价规则重塑、供应端扰动消息、低库存现实与市场乐观预期共同催化的结果。一方面，行业龙头企业宣 布改变现货定价基准，直接与期货价格挂钩，这一重大规则变化显著增强了期货价格对现货市场的锚定力和影响力。另一方面，下游正极材料企业宣布检修 减产计划，并可能在长协谈判中争取主动。 定价体系重大变革，期货价格影响力跃升 据21财经报道，12月25日，一份关于锂盐现货结算价调整的文件在行业内流传。文件显示，自2026年1月1日起，天齐锂业所有产品现货交易结算价将不再参 考现有标准，调整为参考Mysteel（上海钢联）的电池级锂盐价格 ...

Report Industry Investment Rating - Not provided in the given content Core Viewpoints of the Report - On December 25, 2025, the 2605 contract of lithium carbonate futures rose 0.44% to 123,520 yuan/ton. The average price of battery-grade lithium carbonate increased by 3,400 yuan/ton to 104,900 yuan/ton, the average price of industrial-grade lithium carbonate rose by 3,400 yuan/ton to 102,250 yuan/ton, and the price of battery-grade lithium hydroxide (coarse particles) increased by 3,500 yuan/ton to 94,280 yuan/ton. The warehouse receipt inventory remained at 17,101 tons [3]. - Starting from January 1, 2026, Tianqi Lithium will adjust the spot trading settlement price of all products to refer to Mysteel's battery-grade lithium salt price or the main contract price of lithium carbonate futures on the Guangzhou Futures Exchange. Hunan Yueneng will conduct maintenance on some production lines starting from January 1, 2026, with an estimated reduction in production of 15,000 - 35,000 tons. Wanrun New Energy will conduct planned production reduction and maintenance on some production lines, with an estimated reduction in lithium iron phosphate production of 5,000 - 20,000 tons [3]. - On the supply side, the weekly production increased by 116 tons to 22,161 tons. Among them, lithium extraction from spodumene increased by 60 tons to 13,864 tons, lithium extraction from lepidolite increased by 40 tons to 2,866 tons, lithium extraction from salt lakes decreased by 20 tons to 3,075 tons, and lithium extraction from recycled materials increased by 36 tons to 2,356 tons. On the inventory side, the weekly inventory decreased by 652 tons to 109,773 tons. Downstream inventory decreased by 239 tons to 39,892 tons, inventory in other links increased by 1,180 tons to 52,030 tons, and upstream inventory decreased by 239 tons to 17,851 tons [3]. - On December 25, the sentiment in the commodity market recovered. Despite the disturbances in the news, the market still showed a pattern of opening low and closing high, with a divergence between futures and spot prices. The pricing mechanism and price transmission have put pressure on the operations of some enterprises. Short - term price competition has intensified, and attention should be paid to whether the strong demand next year can be verified [3]. Summary by Directory 1. Daily Data Monitoring - **Futures and Minerals**: The closing prices of the main and continuous contracts are not available. The price of spodumene concentrate (6%, CIF China) increased by 6 US dollars/ton to 1,440 US dollars/ton. The prices of lepidolite (Li2O: 1.5% - 2.0%) and lepidolite (Li2O: 2.0% - 2.5%) increased by 55 yuan/ton to 2,140 yuan/ton and 3,265 yuan/ton respectively. The prices of amblygonite (Li2O: 6% - 7%) and amblygonite (Li2O: 7% - 8%) remained unchanged at 11,725 yuan/ton and 13,225 yuan/ton respectively [5]. - **Lithium Carbonate and Lithium Hydroxide**: The price of battery - grade lithium carbonate (99.5% battery - grade/domestic) increased by 3,400 yuan/ton to 104,900 yuan/ton, the price of industrial - grade lithium carbonate (99.2% industrial zero - grade/domestic) increased by 3,400 yuan/ton to 102,250 yuan/ton. The prices of various types of lithium hydroxide also increased, while the price of hexafluorophosphate decreased by 1,000 yuan/ton to 167,000 yuan/ton [5]. - **Price Spreads**: The price spread between battery - grade lithium carbonate and industrial - grade lithium carbonate remained unchanged at 2,650 yuan/ton. The price spread between battery - grade lithium hydroxide and battery - grade lithium carbonate increased by 100 yuan/ton to - 10,620 yuan/ton [5]. - **Precursors and Cathode Materials**: The prices of various ternary precursors and cathode materials increased to varying degrees, and the prices of different types of lithium iron phosphate and manganese acid lithium also rose [5]. - **Cells and Batteries**: The prices of some cells and batteries increased slightly, such as the 523 cylindrical ternary battery, the square lithium iron phosphate cell (small power type), and the cobalt - acid lithium cell [5]. 2. Chart Analysis - **Ore Prices**: Charts show the price trends of spodumene concentrate (6%, CIF), lepidolite (1.5% - 2.0%), lepidolite (2.0% - 2.5%), and amblygonite (6% - 7%) from 2024 to 2025 [6][7][8]. - **Lithium and Lithium Salt Prices**: Charts display the price trends of metallic lithium, battery - grade lithium carbonate, industrial - grade lithium carbonate, battery - grade lithium hydroxide, industrial - grade lithium hydroxide, and hexafluorophosphate from 2024 to 2025 [9][10][11]. - **Price Spreads**: Charts present the price spreads between battery - grade lithium hydroxide and battery - grade lithium carbonate, battery - grade lithium carbonate and industrial - grade lithium carbonate, etc. from 2024 to 2025 [16][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 [23][24][25]. - **Lithium Battery Prices**: Charts display the price trends of 523 square ternary cells, square lithium iron phosphate cells, cobalt - acid lithium cells, and square lithium iron phosphate batteries from 2024 to 2025 [29][30][31]. - **Inventory**: Charts show the weekly inventory trends of downstream, smelters, and other links of lithium carbonate from May to December 2025 [35][36][37]. - **Production Costs**: A chart presents 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 [40][41]

| 海科新源 | 71.13 | 18.55% | 60.5亿 | | --- | --- | --- | --- | | 融 301292 | | | | | 最终涨停 11:01 | | | | | 天露锤电 | 123.70 | 12.67% | 147亿 | | ■ 688353 | | | | | 手元肢衍 | 18.88 | 10.02% | 52.6亿 | | 融 002805 | | | | | 首板涨停 最终涨停 09:25 | | | | | 天际股份 | 49.50 | 10.00% | 248亿 | | 融 002759 | | | | | 4天3板 最终涨停 10:05 | | | | | 恩捷股份 | 57.03 | 9.72% | 469亿 | | 醒 002812 | | | | | 最终涨停10:55 | | | | | 万润新能 | 83.45 | 9.46% | 70.6亿 | | 融 688275 | | | | | 天华新能 | 57.42 | 8.75% | 386亿 | | 體 300390 | | | | 当日，碳酸锂期货主力合约盘中一度突破13万元/吨，延续近 ...

Core Viewpoint - The demand for lithium iron phosphate (LFP) materials is surging due to rapid growth in the downstream electric vehicle and energy storage markets, leading to full order books for leading companies until 2026, despite recent announcements of production cuts for maintenance by several major players [1][11]. Group 1: Production and Maintenance - Several leading LFP companies, including 德方纳米, 湖南裕能, and 万润新能, have announced production cuts for maintenance, with maintenance scheduled to start on January 1, 2026, for approximately one month [1][3][5]. - 湖南裕能 plans to reduce its phosphate positive material output by 15,000 to 35,000 tons during this maintenance period [3]. - 万润新能 expects a reduction of 5,000 to 20,000 tons in LFP production due to maintenance starting December 28, 2025 [5]. Group 2: Price Increases - A price increase trend has emerged among LFP manufacturers, with 湖南裕能 raising processing fees by 3,000 yuan per ton (excluding tax) [7]. - The price of battery-grade lithium carbonate has surged over 50% from its mid-year low, now ranging from 97,200 to 100,000 yuan per ton [7]. - The overall cost of upstream raw materials, including lithium salts and various auxiliary materials, has risen significantly, contributing to the price increase of LFP materials [7][19]. Group 3: Market Dynamics - In the first 11 months of 2025, LFP battery sales in China reached 760.5 GWh, capturing a market share of 72.8%, with a year-on-year growth rate of 66.9%, significantly outpacing the 18.6% growth of ternary lithium batteries [9][20]. - The LFP industry is facing challenges such as overcapacity and homogeneous competition, leading to significant pressure on profit margins [10][21]. - The profitability of LFP companies is low, with only 16.7% of companies in the sector reporting profits, which is considerably lower than other lithium battery materials [21]. Group 4: Financial Performance - The average asset-liability ratio of six listed LFP companies is as high as 67.81%, indicating financial strain within the industry [11][22]. - From the end of 2022 to August 2025, LFP material prices plummeted by 80.2%, from 173,000 yuan per ton to 34,000 yuan per ton, resulting in over 36 months of continuous losses for the industry [11][22]. - Leading companies, including 德方纳米 and 万润新能, have reported cumulative losses exceeding 10.9 billion yuan from 2023 to the third quarter of 2025 [11][22].