Market Overview - On February 3, 2026, all three major U.S. stock indices closed lower due to a shift towards cyclical and value stocks, a new wave of AI replacement risks, and escalating tensions between the U.S. and Iran[2] - The Hang Seng Index closed at 26,835, down 0.22% for the day but up 4.70% year-to-date[3] - The S&P 500 index fell by 0.84%, while the Nasdaq dropped by 1.43%[3] Technology Sector Impact - Major tech stocks experienced significant declines, with Nvidia down 2.84%, Microsoft down 2.87%, and Meta down 2.08% due to fears of AI replacing software services[12] - AI data analytics company Palantir saw a 6.85% increase in stock price after reporting a 70% year-over-year revenue growth, reaching $1.41 billion for Q4 2025[12] Commodity and Resource Stocks - Gold prices surged, with spot gold rising nearly 6% to over $4,900 per ounce, while silver prices jumped 10% to $87.21 per ounce[9] - Resource stocks performed well, with Southern Copper rising 11.74% and Energy Fuels increasing by 16.56% amid rising commodity prices[12] Corporate Developments - China National Building Material saw an 8.51% increase after BlackRock raised its stake, reflecting long-term confidence despite a profit warning[9] - AMD's Q4 2025 revenue and EPS showed strong double-digit growth, but its Q1 2026 revenue guidance fell short of market expectations, leading to a 7% drop in after-hours trading[15]

T/S带领空天继续炸裂，宇航员重回太空你永远可以相信 – 国金计算机&科技 核心标的更新（其实和之前差不多） T/S：奥特维、宇晶股份、拉普拉斯、双良节能、迈为股份、连城数控、蓝思科技、高测股份、捷佳伟创、信维通 信 国内：西部材料、明阳智能、飞沃科技、华曙高科、普天科技、钧达股份 算力没问题，交易平衡后继续看好，LITE会Beat（guidance更好），CPO结构不错，核心标的之前汇报过。 应用标的也和之前差不多，偏向上工业与AI各行业会加强。 T/S带领空天继续炸裂，宇航员重回太空你永远可以相信 – 国金计算机&科技 核心标的更新（其实和之前差不多） T/S：奥特维、宇晶股份、拉普拉斯、双良节能、迈为股份、连城数控、蓝思科技、高测股份、捷佳伟创、信维通 信 国内：西部材料、明阳智能、飞沃科技、华曙高科、普天科技、钧达股份 算力没问题，交易平衡后继续看好，LITE会Beat（guidance更好），CPO结构不错，核心标的之前汇报过。 ...

2月3日，商业航天板块再度获得市场青睐，资金净流入136亿元，居市场首位。机构认为，在AI算力需 求持续外溢、地面算力基础设施约束日益凸显的背景下，商业航天逐渐成为全球科技巨头竞逐"算力布 局"的战略高地。 近期，围绕"算力上太空"的多重重磅消息密集落地，成为商业航天板块走强的直接催化。马斯克推动 SpaceX与xAI合并，SpaceX申请部署百万颗算力卫星，以及OpenAI、Meta、微软等科技巨头同步上调 AI资本开支预期，共同强化了太空算力商业化加速落地的市场预期，商业航天需求空间再度扩容。 机构提示，可围绕"太空算力产业链"进行分层投资布局： 一是算力卫星与核心通信环节。重点关注星间激光通信、高可靠电子与信息处理系统相关标的，如铖昌 科技、航天科技等，直接受益于算力卫星对高速组网与数据处理能力的需求提升。 二是卫星制造与关键材料方向。算力卫星数量放量将显著拉动高性能材料与核心部件需求，菲利华、天 银机电等在航天材料或卫星配套领域具备技术积累的企业有望受益。 从上涨逻辑来看，AI资本开支外溢，是商业航天行情的重要催化因素。当前地面数据中心正面临能源 成本高企、用电指标受限与散热效率下降等现实瓶颈，而太空 ...

据报道，在国家自然科学基金等项目资助下，暨南大学教授麦耀华团队与上海交通大学教授韩礼元团队 合作，采用非晶钝化策略提升大面积柔性钙钛矿组件的效率与稳定性，研究团队实现柔性电池24.52% 转换效率，10000次弯折后仍保持92.5%初始效率。 据悉，太阳电池阵的技术路线包括砷化镓、P型HJT和P型HJT/钙钛矿叠层等，当前主流方案是砷化镓太 阳能电池。砷化镓太阳能电池具有耐高温、抗辐射、高转换效率、轻薄等性能优势，但高成本(占卫星 制造成本的15-20%)和刚性基板限制其大规模应用。钙钛矿电池比功率可达23W/s，约为砷化镓的6至57 倍，且省去高价值占比的TCO玻璃环节，小面积拼装路线可降低设备折旧，适配太空轻量化需求。 商业航天蓬勃发展背景下，太空光伏作为其电源系统升级的核心方向，在星座批量组网的牵引下，正迈 向技术路线升级与产业化交付的新阶段。瑞银集团近期预测，2026年全球太空光伏需求为0.3吉瓦，预 计2035年将飙升至115吉瓦，10年规模预计涨超300倍。 值得一提的是，多家上市公司已在钙钛矿赛道展开布局。天合光能近日在互动平台上透露，在太空光伏 相关的晶体硅电池(HJT等)、钙钛矿叠层电池、I ...

Group 1 - Jinan University and Shanghai Jiao Tong University teams achieved a flexible perovskite solar cell with a conversion efficiency of 24.52% and maintained 92.5% of its initial efficiency after 10,000 bends [1] - The current mainstream solar cell technology is gallium arsenide, which has advantages such as high temperature resistance and high conversion efficiency, but its high cost (15-20% of satellite manufacturing costs) limits large-scale applications [1] - Perovskite solar cells have a power density of 23W/s, significantly higher than gallium arsenide, and can reduce equipment depreciation by eliminating high-value TCO glass [1] Group 2 - The perovskite-silicon tandem solar cells are seen as a promising niche market for space applications, driven by clear national policies and diversified enterprises, with expectations for commercial breakthroughs between 2028 and 2030 [2] - SpaceX plans to launch up to 1 million satellites to create an "orbital data center," which could revolutionize energy efficiency by utilizing solar energy in space [2] - The International Telecommunication Union predicts that by the end of 2025, over 100,000 low-Earth orbit satellites will be registered, indicating a strong demand for satellite launches [2] Group 3 - UBS predicts that global demand for space photovoltaics will rise from 0.3 GW in 2026 to 115 GW by 2035, representing a growth of over 300 times in ten years [3] - Several listed companies are actively investing in the perovskite sector, with Trina Solar revealing its long-term layout in crystalline silicon batteries and perovskite tandem batteries [3] - Companies like Dike Co. and Shanghai Port Bay are expanding into space photovoltaic applications, with Dike focusing on electronic paste and Shanghai Port Bay's subsidiary working on satellite energy systems [3] Group 4 - Guosheng Securities notes that Chinese photovoltaic companies with aerospace certification and delivery capabilities are transitioning from ground support to core space applications, indicating a potential growth area in space photovoltaics [4] - Guohai Securities highlights the increasing demand for space photovoltaics, driven by the rise in satellite launches and the shift from communication satellites to more power-intensive computing satellites [4] Group 5 - JunDa Co. is entering the low Earth orbit and space photovoltaic market by investing 30 million yuan for a 16.67% stake in Shanghai Xingyi Xinneng [6] - GCL-Poly achieved a breakthrough in GTC perovskite tandem battery technology with a conversion efficiency of 33.31% and is applying for patents to enhance battery performance [6] - Aerospace Holdings is involved in satellite manufacturing and space energy, possessing relevant technology reserves for satellite energy systems [6]

商报讯(记者苗露)昨日，A股强势反弹，沪指午后涨超1%，深证成指涨超2%；港股午后止跌，恒生指 数翻红。截至下午收盘，沪指涨1.29%报4067.74点，深证成指涨2.19%，创业板指涨1.86%，北证50指数 涨3.27%，沪深北三市合计成交约2.57万亿元。 从盘面上看，商业航天概念再度爆发，太空光伏概念拉升，CPO概念崛起，炬光科技涨超18%，盘中突 破300元大关，创历史新高。半导体板块亦走高。此外，近两日大幅回调的黄金概念亦有所反弹，湖南 黄金（002155）午后涨停，紫金矿业（601899）涨约6%。总的来说，A股全市场涨多跌少，超4800股 飘红。 商业航天概念爆发 国信证券研报称，当前金价波动对板块虽有短期情绪影响，但在当前行业增长逻辑转向依赖品牌建设、 工艺创新和文化叙事能力带来的"α收益"下，预计实际基本面影响相对平稳。黄金珠宝行业岁末迎来消 费旺季，板块整体估值处于低位，金价短期波动未影响核心龙头的增长逻辑，投资金业务占比较高企 业，以及具备一口价产品力的公司，仍有望实现稳定成长。 太空光伏概念活跃 受商业航天概念爆发的影响，光伏设备板块近期持续走强，昨日太空光伏概念盘中走势活跃，成分股 ...

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：002865 证券简称：钧达股份 公告编号：2026-012 海南钧达新能源科技股份有限公司 关于为全资子公司及全资孙公司提供担保的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗 漏。 一、担保情况概述 近日，海南钧达新能源科技股份有限公司（以下简称"公司"）为全资子公司上饶捷泰新能源科技有限公 司（以下简称"上饶捷泰"）向中国建设银行股份有限公司上饶市分行申请综合授信额度事项提供连带责 任保证担保，最高担保限额为人民币5,760万元；为全资孙公司滁州捷泰新能源科技有限公司（以下简 称"滁州捷泰"）向中国建设银行股份有限公司来安支行申请综合授信额度事项提供连带责任保证担保， 担保最高本金余额为人民币20,000万元；为全资孙公司滁州捷泰向交通银行股份有限公司上饶分行申请 综合授信额度事项提供连带责任保证担保，担保主债权最高本金余额为人民币25,000万元。具体担保事 项以担保合同中的约定为准。 公司于2025年12月4日召开第五届董事会第六次会议、2025年12月24日召开2025年第四次临时股东会， ...

Market Performance - The A-share market experienced a rebound on February 3, with the Shanghai Composite Index closing at 4067.74 points, up 1.29%, and the Shenzhen Component Index at 14127.11 points, up 2.19% [2] - Over 4800 stocks rose, with more than a hundred stocks hitting the daily limit or increasing by over 10% [2] - The total trading volume in the Shanghai and Shenzhen markets reached 25,656 billion yuan [2] Space Photovoltaics Sector - The photovoltaic industry chain saw a collective surge, particularly in the space photovoltaic sector, with stocks like Aotwei and Dike Co. hitting the daily limit at a 20% increase [3] - SpaceX announced the acquisition of xAI, which is expected to enhance its capabilities in the space photovoltaic domain [3] - Junda Co. announced a share placement to fund research and production of space photovoltaic batteries and plans to invest 30 million yuan for a 16.67% stake in Shanghai Xingyi Xinneng [3] Chemical Sector Activity - The chemical sector also showed strong performance, with companies like Wanfeng Co. achieving a four-day consecutive limit increase [4] - Wanfeng Co.'s stock price has risen nearly 75% this year, driven by rising prices of disperse dye intermediates [4] - Analysts suggest that the chemical industry is shifting towards profitability-focused strategies, with opportunities arising from high-end export replacements due to declines in Europe and Japan [4] Market Outlook - Short-term market fluctuations are expected due to rapid previous gains and the upcoming Spring Festival, but medium-term support factors remain unchanged, indicating potential for a slow upward trend [5] - Analysts predict that February may see a rotation of funds towards technology and cyclical sectors, with a focus on previously underperforming stocks [5] - The market is anticipated to face adjustments in February, particularly in high-performing sectors like non-ferrous metals, while technology and cyclical sectors may present significant investment opportunities [5]

Group 1 - The stock of Dike Co., Ltd. reached a 20% limit-up, indicating strong market interest and potential investor confidence [1] - Companies such as Jingsheng Mechanical and Electrical, Haiyou New Materials, and Laplace saw their stocks rise over 10%, reflecting positive market sentiment in the sector [1] - Other companies like Aotwei, Shuangliang Energy, and Junda Co. had previously reached their trading limits, suggesting a trend of increasing stock performance within the industry [1]

Group 1 - Company Sunlight Power (300274) is a leading domestic enterprise in photovoltaic inverters, covering the entire industry chain including energy storage systems and photovoltaic power station development [1][43] - The company has strong technical capabilities in power electronics and system integration, with products suitable for various applications including residential, commercial, and large-scale ground power stations [1][43] - In the space photovoltaic and computing power sector, Sunlight Power's technology can be adapted for space applications, providing stable power support for space computing centers [1][43][44] Group 2 - Longi Green Energy (601012) is a leading domestic photovoltaic company focusing on the research and production of monocrystalline silicon rods and wafers, with a complete vertical integration in the industry chain [2][45] - The company excels in new generation high-efficiency battery technologies such as N-type TOPCon and HJT, with significant cost control and technical advantages [2][45] - Longi's ultra-thin silicon wafer technology meets the stringent requirements for space photovoltaic components, enabling reduced weight and improved energy efficiency for space computing centers [2][45] Group 3 - Tongwei Co., Ltd. (600438) is a dual leader in photovoltaic silicon materials and battery production, with a strong focus on high-purity crystalline silicon and photovoltaic battery manufacturing [3][46] - The company has a high market share in high-purity silicon production and is well-positioned to meet the rigorous standards required for space photovoltaic components [3][46] - Tongwei's efficient battery technology can enhance power generation in space photovoltaic applications, positioning the company as a key supplier in the space photovoltaic supply chain [3][46] Group 4 - Deye Technology (605117) is a quality enterprise with core businesses in dehumidification equipment and photovoltaic energy storage systems, excelling in household and commercial energy storage solutions [4][43] - The company's energy storage technology is crucial for providing stable energy supply in space photovoltaic applications, addressing intermittent power generation issues [4][43][44] - Deye's experience in developing equipment for extreme environments positions it well to adapt products for space applications [4][43] Group 5 - Jingcheng Machinery (300316) is a leading domestic enterprise in photovoltaic crystal growth equipment, focusing on high-end equipment for photovoltaic manufacturing [5][6] - The company's technology supports the production of high-purity silicon crystals and ultra-thin silicon wafers, essential for space photovoltaic components [5][6] - As the space photovoltaic industry matures, Jingcheng is expected to provide core manufacturing equipment for the space photovoltaic supply chain [5][6] Group 6 - Maiwei Co., Ltd. (300751) is a leading enterprise in photovoltaic battery equipment, specializing in HJT and perovskite tandem battery technologies [7][41] - The company's equipment is crucial for the mass production of high-efficiency batteries that meet the stringent requirements of space photovoltaic applications [7][41] - Maiwei's technology can support the development of space-specific battery manufacturing equipment, enhancing energy system efficiency for space computing centers [7][41] Group 7 - Foster (603806) is a global leader in photovoltaic packaging materials, focusing on EVA and POE films, with a strong market presence [8][43] - The company's packaging materials are essential for ensuring the durability and performance of photovoltaic components in extreme space environments [8][43] - Foster aims to develop specialized packaging materials for space applications, enhancing the reliability of space photovoltaic systems [8][43] Group 8 - JinkoSolar (002459) is a global leader in photovoltaic modules, with a comprehensive business model covering silicon wafers, battery cells, and modules [10][43] - The company has a strong technical foundation and global production capabilities, allowing it to meet diverse application needs [10][43] - JinkoSolar's module manufacturing technology is well-suited for space applications, with the potential to become a core supplier for space photovoltaic systems [10][43] Group 9 - TCL Zhonghuan (002129) is a core enterprise in the silicon wafer sector, focusing on monocrystalline silicon materials and semiconductor materials [12][43] - The company's high-purity silicon technology is critical for space photovoltaic components, meeting the stringent requirements for purity and performance [12][43] - TCL Zhonghuan is positioned to develop space-specific silicon products, enhancing its role in the space photovoltaic supply chain [12][43] Group 10 - Aerospace Electromechanical (600151) is a leading enterprise in the integration of aerospace and photovoltaic technologies, covering the entire industry chain from component manufacturing to power station operation [19][43] - The company's aerospace power technology can be directly applied to space photovoltaic systems, providing essential energy management solutions [19][43] - With its experience in satellite systems, Aerospace Electromechanical is well-positioned to participate in the development of space computing centers [19][43]