来源：新浪基金∞工作室 有色ETF华安（512940）业绩比较基准为中证有色金属矿业主题指数收益率，管理人为华安基金管理有 限公司，基金经理为许之彦，成立（2026-02-04）以来回报为3.01%。 声明：市场有风险，投资需谨慎。本文基于第三方数据库自动发布，不代表新浪财经观点，任何在本文 出现的信息均只作为参考，不构成个人投资建议。如有出入请以实际公告为准。如有疑问，请联系 biz@staff.sina.com.cn。 3月6日，有色ETF华安（512940）开盘跌1.94%，报1.010元。有色ETF华安（512940）重仓股方面，紫 金矿业开盘跌1.75%，洛阳钼业跌1.68%，北方稀土跌1.41%，华友钴业跌1.48%，中国铝业跌2.70%，中 金黄金跌2.66%，山东黄金跌2.03%，赣锋锂业跌0.66%，兴业银锡跌1.06%，厦门钨业涨0.81%。 ...

厦门钨业股份有限公司 证券代码：600549 证券简称：厦门钨业 公告编号：临-2026-015 截至本公告日，公司最近12个月使用暂时闲置募集资金进行现金管理的情况 | 如下： | | --- | | 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 | 16,000.00 | 89.55 | 0 | | 6 | 兴业银行7天通知存 ...

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 ...

再再推【钨】：百万钨精矿时刻加速到来 20260227 摘要 钨精矿价格持续上涨，已接近 78 万~80 万元/吨，供需基础强化，预计 将突破 100 万元/吨的第一目标，时间可能提前至近期。该目标并非本 轮上限。 赣州市打击非法采矿行动可能显著影响钨矿供给，年化口径对钨精矿供 给产量的影响可能超过 5%，且预计影响将持续，合规化趋势将延续。 节后刀具企业如华锐、厦门钨业等纷纷上调硬质合金产品价格 10%- 20%，表明钨精矿涨价向下游传导顺畅，刀具企业毛利率仍可维持在接 近 30%左右。 民用需求端，硬质合金产量增速与刀具企业毛利率显著相关。若硬质合 金产量增长 10%，需求增量有能力覆盖全球钨精矿投产带来的供给增速。 预计 2026、2027 年民用需求年化增速至少在 6%~7%以上，高于全 球钨矿总供应增速（约 4%）。 钨的军工消费占比约 15%。逆全球化背景下，美国战略韧性储备计划和 金库计划提升钨的储备优先级。同时，钨处于出口管制框架内，海外备 库需求动力强劲，2026 年仍值得预期。 Q&A 钨精矿价格的最新位置、目标价位与实现节奏如何判断？ 年后钨精矿价格持续上行，近期已涨至接近 78 万~8 ...

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].