Investment Rating - The report maintains an "Optimistic" rating for the AI4S industry, highlighting its role as a key multiplier for new productive forces and future industry development, supported by policy backing and technological advancements [5][4]. Core Insights - AI4S (AI for Science) is positioned as the first priority in the "Artificial Intelligence+" action plan, emphasizing its significance in accelerating scientific discovery and enhancing research efficiency across various foundational disciplines [12][11]. - The report outlines a clear investment strategy along the technology chain, focusing on core segments with high potential, including upstream AI4S-specific computing power, midstream cross-scale computing, and downstream innovative materials and pharmaceuticals [5][4]. - The report emphasizes the importance of understanding the technology chain and ROI of AI4S, which can lead to significant cost savings and efficiency improvements in research and development [18][5]. Summary by Sections 1. Top-Down Analysis of AI4S - AI4S is recognized as a critical accelerator for new productive forces and future industries, with its integration into various foundational scientific research areas [11][12]. - The report discusses the importance of AI4S in international competitive fields, suggesting its application can enhance research capabilities in key technological areas [17][11]. 2. Bottom-Up Analysis of AI4S Technology Chain and ROI - The report details a six-layer breakdown of the AI4S technology chain, spanning micro, meso, and macro levels, each with specific outputs and implications for investment [18][19]. - It provides analogies to help investors understand the complex technology, comparing AI4S processes to stock investment decision-making and deep learning image recognition [33][36]. 3. Industry Chain: Technical Segmentation and Business Models - The AI4S industry chain is segmented into upstream (computing power and databases), midstream (cross-scale computing and experimental robotics), and downstream (materials and pharmaceuticals) applications [7][4]. - The report highlights the importance of identifying genuine AI4S companies based on their technological capabilities and data sources [7][6]. 4. Participants in the AI4S Market - The report lists potential investment targets in the secondary market, including companies like JingTai Holdings and ZhiTe New Materials, which are positioned at the intersection of AI4S and their respective industries [5][4]. - It also identifies key players in the primary market, emphasizing their potential for capital market entry and growth [5][4].

Group 1: Gas Turbine Sector - The gas turbine sector is emphasized due to deep penetration into overseas supply chains and the dual logic of domestic aviation reform, which is expected to resonate positively[3] - The North American AIDC demand expansion, coupled with aging power grids, is leading to a structural power supply gap that is continuously increasing[6] - The global gas turbine market is highly concentrated, with GE Vernova, Siemens Energy, and Mitsubishi Heavy Industries collectively holding about 85% market share[32] Group 2: Commercial Aerospace - The commercial aerospace sector is expected to see a new round of catalysts with the successful testing of reusable rocket technology, enhancing the prospects for commercial space ventures[38] - China's G60 satellite constellation plans to launch 1,296 satellites by the end of 2027 and 15,000 by 2030, indicating a significant demand for satellite launches[51] - The application end of the aerospace sector is focusing on core components such as communication terminal basebands, RF chips, and phased array antennas, which are expected to see stable or increasing value under cost reduction trends[55] Group 3: 3D Printing - The industrial-grade 3D printing sector is poised for a breakthrough due to material cost reductions and equipment efficiency improvements, marking a significant turning point for mass adoption[58] - The consumer-grade 3D printing market is accelerating towards a creative era, driven by AI empowerment, ecosystem strengthening, and supply chain cost reductions[68] - In 2025, the export value of 3D printers from China is projected to reach 11.355 billion yuan, reflecting a year-on-year growth of 39.1%[73] Group 4: Tungsten Market - The price of tungsten has surged significantly, with 65% black tungsten concentrate reaching 800,000 yuan per ton, up 73.91% since the beginning of 2026[80] - The increase in tungsten prices is driven by tightened supply and strategic pricing, with China's export controls on tungsten and other strategic metals contributing to this trend[79] - Companies with mining assets or expectations of asset injections, such as Zhongtung High-tech and Xiamen Tungsten, are expected to benefit directly from rising tungsten prices[81]

2026 年第二次临时股东会会议资料 厦门钨业股份有限公司 2026 年第二次临时股东会 会议资料 董秘办编制 2026 年 3 月 2026 年第二次临时股东会会议资料 目 录 | 关于召开 2026 年第二次临时股东会的通知 3 | | --- | | 议案一：关于部分募投项目变更并将剩余募集资金投入新项目的议案 8 | | 议案二：关于修订《独立董事制度》的议案 24 | | 议案三：关于修订《关联交易决策制度》的议案 31 | | 议案四：关于修订《累积投票制度实施细则》的议案 43 | 2026 年第二次临时股东会会议资料 厦门钨业股份有限公司 2026年第二次临时股东会 (二) 股东会召集人：董事会 (三) 投票方式：本次股东会所采用的表决方式是现场投票和网络投票相 结合的方式 (四) 现场会议召开的日期、时间和地点 召开的日期时间：2026 年 3 月 10 日 14 点 30 分 召开地点：厦门市思明区展鸿路 81 号翔业国际大厦 21 层本公司 1 号会议室 (五) 网络投票的系统、起止日期和投票时间。 关于召开 2026 年第二次临时股东会的通知 一、 召开会议的基本情况 (一) 股东会类 ...

Investment Rating - The report maintains an "optimistic" rating for the AI4S industry, highlighting its role as a key multiplier for new productive forces and future industry development, supported by policy backing and technological penetration [6]. Core Insights - AI4S is positioned as the first priority in the "Artificial Intelligence+" action plan, emphasizing its significance in accelerating scientific discovery and enhancing research and development efficiency across various fields [15][17]. - The report outlines a clear investment strategy along the technology chain, focusing on core segments with high potential in AI4S, including upstream dedicated computing power, midstream cross-scale computing, and downstream innovative materials and drugs [6][8]. - The report emphasizes the importance of understanding the technology chain and ROI of AI4S, which can lead to significant cost savings and efficiency improvements in research and development [6][23]. Summary by Sections 1. Overview of AI4S - AI4S is recognized as a foundational technology that permeates various basic scientific research fields and is crucial for international competitive domains [14][19]. - The report categorizes AI4S into narrow and broad definitions, with narrow AI4S focusing on specific applications in pharmaceuticals and materials, while broad AI4S encompasses a wider range of scientific disciplines [19][44]. 2. Technology Chain and ROI - The report details a six-layer breakdown of the technology chain from micro to macro levels, illustrating how AI can achieve a "structure-performance" mapping [23][24]. - It provides analogies to help investors understand the complex technical aspects of AI4S, comparing it to investment decision-making processes and deep learning image recognition [39][43]. 3. Industry Chain Analysis - The AI4S industry chain is segmented into upstream, midstream, and downstream components, focusing on dedicated computing power, cross-scale computing platforms, and applications in materials and pharmaceuticals [8][21]. - The report identifies key players in both secondary and primary markets, highlighting companies with significant potential for growth and innovation in the AI4S space [6][21]. 4. Market Participants - The report lists various companies in the secondary market, such as JingTai Holdings and Ningde Times, which are positioned at the intersection of AI4S and their respective industries [6][21]. - It also mentions primary market representatives like SiLang Technology and DeepForce Technology, indicating their potential for capital market entry [6][21].

- The financing balance of the Shanghai and Shenzhen stock markets as of February 27 was 2,660.588 billion yuan, a decrease of 45.886 billion yuan from the end of the previous month[12] - The financing balance of the main board and the ChiNext board decreased, while the financing balance of the STAR Market increased[19] - The financing balance of the CSI 300 was 951.082 billion yuan, a decrease of 26.447 billion yuan from the end of the previous month[20] - The financing balance of the CSI 500 was 503.02 billion yuan, a decrease of 5.689 billion yuan from the end of the previous month[22] - The financing balance of the CSI 1000 was 544.918 billion yuan, a decrease of 7.049 billion yuan from the end of the previous month[22] - The financing balance of other sectors was 644.235 billion yuan, a decrease of 7.436 billion yuan from the end of the previous month[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The number of individual investors in margin trading and securities lending was 8.0051 million, an increase of 0.63% from the end of the previous month[26] - The number of institutional investors in margin trading and securities lending was 51,201, an increase of 0.39% from the end of the previous month[26] - The number of investors with margin trading and securities lending liabilities was 1,893,816, a decrease of 1.31% from the end of the previous month[26] - The average daily number of investors participating in margin trading and securities lending transactions from February 1 to February 27 was 453,113, a decrease of 24.51% from the previous month[26] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI 500, CSI 1000, and other sectors accounted for 35.98%, 19.03%, 20.62%, and 24.37% respectively[22] - The financing balance of the CSI 300, CSI

证券代码：600549 证券简称：厦门钨业 公告编号：临-2026-014 厦门钨业股份有限公司 关于使用闲置募集资金进行现金管理部分到期赎回 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。 | 序 | 现金管理类型 | 实际投入金额 | 实际收回本金 | 实际收益 | 尚未收回本金 | | --- | --- | --- | --- | --- | --- | | 号 | | （万元） | （万元） | （万元） | 金额（万元） | | 1 | 农业银行结构性存款 | 40,000.00 | 40,000.00 | 151.41 | 0 | | 2 | 工商银行结构性存款 | 50,000.00 | 50,000.00 | 544.11 | 0 | | 3 | 兴业银行7天通知存款 | 5,000.00 | 5,000.00 | 34.58 | 0 | | 4 | 兴业银行结构性存款 | 25,000.00 | 25,000.00 | 501.78 | 0 | | 5 | 兴业银行结构性存款 | 16,000.00 ...

Summary of Tungsten Industry Conference Call Industry Overview - The tungsten concentrate price has been steadily rising, currently nearing 780,000 to 800,000 RMB per ton, with expectations to surpass the first target of 1,000,000 RMB per ton sooner than anticipated, indicating a strong supply-demand foundation [1][3] - The crackdown on illegal mining in Ganzhou City is expected to significantly impact tungsten supply, with an estimated annualized effect exceeding 5%, and this trend towards compliance is likely to continue [1][5] - Post-holiday, several tool manufacturers, including Huari and Xiamen Tungsten, have raised prices of hard alloy products by 10% to 20%, indicating smooth price transmission from tungsten concentrate to downstream sectors, with tool manufacturers maintaining gross margins around 30% [1][6] Core Insights and Arguments - The tungsten sector is currently in a phase of supply-demand resonance, with low circulating inventory and relatively low valuations, suggesting strong potential for price appreciation [2] - The first target for tungsten concentrate prices is set at 1,000,000 RMB per ton, with the possibility of achieving this target earlier than previously expected due to favorable supply-demand dynamics and policy catalysts [3][4] - The military consumption of tungsten accounts for approximately 15%, with the U.S. prioritizing tungsten in its strategic reserve plans, which is expected to drive demand in the coming years [9] Demand and Supply Dynamics - Civilian demand for hard alloys is projected to grow at an annualized rate of at least 6% to 7% in 2026 and 2027, outpacing the global tungsten supply growth of about 4% [1][8] - If hard alloy production increases by 10%, the demand increase could cover the supply growth from global tungsten production, indicating a robust demand outlook [8] Export Controls and Market Implications - Recent export controls imposed on Japan regarding dual-use items may lead to a shift in orders from Japan to domestic suppliers, benefiting the domestic tungsten industry and related listed companies [10][11] - The valuation of the tungsten sector remains lower than that of the rare earth sector, with significant room for upward valuation adjustments, particularly for companies like Xiamen Tungsten and China Tungsten High-Tech [12] Investment Recommendations - Key investment targets include China Tungsten High-Tech and Xiamen Tungsten, with expected price appreciation potential of 50% to 100% for these stocks [2][13] - The overall outlook for the tungsten sector, especially for upstream companies with inventory and mining capabilities, remains positive [13]

Investment Ratings - The report indicates a positive outlook for copper, aluminum, and precious metals, suggesting a high level of market activity and potential for growth in these sectors [12][32][59]. Core Insights - The copper market is experiencing a recovery with LME copper prices increasing by 1.99% to $13,259.0 per ton, and domestic copper prices rising by 3.53% to 103,900 CNY per ton, driven by a gradual recovery in production and consumption [13][14]. - Aluminum prices have also seen an upward trend, with LME aluminum prices up by 1.16% to $3,141.5 per ton, supported by a recovery in downstream processing activities [14]. - The gold market remains strong, with COMEX gold prices increasing by 0.92% to $5,296.4 per ounce, influenced by geopolitical risks and increased demand for safe-haven assets [15]. Summary by Sections Copper - LME copper price increased by 1.99% to $13,259.0 per ton, while domestic prices rose by 3.53% to 103,900 CNY per ton [13]. - Copper inventory in major regions increased by 4.56% week-on-week, with a year-on-year increase of 15,560 tons [13]. - The operating rate of copper cable enterprises is expected to rise significantly in the coming weeks as production resumes [13]. Aluminum - LME aluminum price rose by 1.16% to $3,141.5 per ton, and domestic prices increased by 2.76% to 23,800 CNY per ton [14]. - Domestic aluminum rod inventory increased by 1.95 million tons, while the operating rate of aluminum processing industries improved to 57% [14]. - The cost of prebaked anodes is showing positive trends, supporting the overall aluminum production costs [14]. Precious Metals - COMEX gold price increased by 0.92% to $5,296.4 per ounce, with SPDR gold holdings rising by 14.86 tons to 1,101.33 tons [15]. - Geopolitical tensions, particularly involving Pakistan and Iran, are contributing to the volatility and strength in the gold market [15]. - The market is witnessing a strong upward trend in demand for gold as a safe-haven asset amid global uncertainties [15]. Rare Earths - The price of praseodymium and neodymium oxide increased by 4.80%, indicating a bullish outlook for the rare earth sector [33]. - The ongoing supply-side reforms and expectations of more relaxed export policies are expected to enhance demand in the rare earth market [33]. - Companies such as China Rare Earth, Northern Rare Earth, and others are highlighted as potential investment opportunities due to their strong market positions [33]. Lithium - The average price of lithium carbonate increased by 18.35% to 165,000 CNY per ton, driven by supply constraints and increased demand [60]. - The total lithium production for the week rose to 21,800 tons, indicating a slight recovery in output [60]. - The market is reacting to policy changes in Zimbabwe that have halted lithium exports, further tightening global supply [60].

Investment Rating - The industry rating is "Recommended" [3] Core Views - The report highlights that the supply disruptions in Indonesia are raising expectations for tighter market conditions, which may support nickel prices. As of February 27, the LME nickel spot price was $17,685 per ton, up 3.09% from February 20, with total LME nickel inventory at 287,976 tons, an increase of 0.09% [1] - The cobalt raw material supply remains tight, with expectations for continued price increases. As of February 27, electrolytic cobalt was priced at 440,000 yuan per ton, up 2.92% from February 13 [2] - The report indicates that the overall supply of antimony is slightly contracting, which may support antimony prices. The average price of domestic antimony ingots was 167,500 yuan per ton as of February 26, up 1.82% from February 12 [6] - The report notes that the supply of lithium carbonate is expected to remain tight, with prices rising to 176,000 yuan per ton as of February 27, an increase of 17.82% from February 13 [8] - The report emphasizes that the supply of praseodymium and neodymium is likely to remain short, which may support prices in the rare earth magnetic materials sector. As of February 27, the average price of praseodymium oxide was 955 yuan per kilogram, up 6.70% from February 14 [9] - The report discusses the ongoing tensions in northern Myanmar, which are raising concerns about the supply chain for tin, with the LME tin spot price reaching $57,425 per ton, up 26.21% from February 20 [11] - The report indicates that the supply shortage of tungsten is worsening, with white tungsten concentrate priced at 796,000 yuan per ton as of February 28, up 14.86% from February 13 [13] - The report highlights that expectations for tight uranium supply are continuing to develop, with the global uranium market price at $69.71 per pound as of January, remaining high despite some fluctuations [14] Summary by Sections Nickel and Cobalt Industry - Nickel prices are expected to find support due to supply constraints from Indonesia, with a significant reduction in approved mining quotas [1][16] - Cobalt supply is projected to remain structurally tight, with potential for further price increases benefiting cobalt resource companies [2][17] Antimony Industry - Antimony supply is tightening, with domestic prices expected to rise as export controls and supply chain issues persist [6][19] Lithium Industry - Lithium carbonate prices are expected to remain strong due to supply constraints and increased demand from battery manufacturers [8][20] Rare Earth Industry - The supply of praseodymium and neodymium is expected to remain tight, with price support anticipated due to regulatory changes and supply chain disruptions [9][21] Tin Industry - Ongoing geopolitical tensions in Myanmar and supply chain uncertainties are expected to support tin prices [11][22] Tungsten Industry - The tungsten market is facing supply shortages, with prices expected to rise further due to production constraints and regulatory measures [13][23] Uranium Industry - The uranium market is experiencing tight supply conditions, with prices remaining elevated due to geopolitical factors and production delays [14][24]

Core Viewpoint - The A-share market in 2026 is experiencing a slow upward trend in indices, while individual stocks show a stark contrast in performance, with retail investors often facing losses due to chasing popular stocks. Meanwhile, institutional investors are quietly accumulating shares in low-profile companies with strong fundamentals, characterized by consistent earnings growth, low valuations, and significant technological barriers [1]. Group 1: Company Highlights - Shenghong Technology is a global leader in AI server PCB production, supplying major clients like NVIDIA and Google. The company achieved a net profit of 3.245 billion yuan in 2025, a year-on-year increase of over 324%, and expects a profit range of 4.16 billion to 4.56 billion yuan for 2025, reflecting a growth of 260% to 295% [3]. - Xibu Materials is the sole domestic supplier of high-temperature niobium alloy materials for commercial aerospace, with a significant order from SpaceX. The company anticipates revenue from aerospace materials to exceed 1.5 billion yuan in 2025, with a gross margin of 45% [4]. - XianDao Intelligent is a leading provider of solid-state battery equipment, with new orders totaling 12.4 billion yuan in the first half of 2025. The company reported a net profit of 1.186 billion yuan in the first three quarters of 2025, a nearly 95% increase year-on-year [5]. - Jiangsu Bank, a city commercial bank, reported a revenue of 67.183 billion yuan and a net profit of 30.583 billion yuan in the first three quarters of 2025, with a non-performing loan ratio of only 0.84% [7]. - Chaojie Co., Ltd. transitioned from automotive fasteners to aerospace components, securing 285 million yuan in commercial aerospace orders by the end of 2025, with a 161% year-on-year growth in aerospace revenue [8]. - Xiamen Tungsten is a resource giant with a focus on tungsten, rare earths, and lithium battery materials, achieving a revenue of 46.469 billion yuan in 2025, a 31.37% increase year-on-year [9]. - Tianfu Communication is a key supplier of optical devices in the optical communication sector, expecting a net profit of 1.881 billion to 2.150 billion yuan in 2025, a growth of 40% to 60% [11]. - Weichai Power is transitioning from traditional heavy-duty engines to becoming a key player in AI data center energy supply, with a significant increase in sales of its M-series engines for data centers [12]. - Fuzheng Technology leads in nonlinear optical crystals, holding over 80% market share in high-end manufacturing applications, driven by the demand for 6G technology and laser radar [13]. - China Jushi is a dominant player in the fiberglass industry with over 40% market share, focusing on high-end products and global expansion to mitigate cyclical risks [14].