2月27日，全市场成交额2.51万亿元，较前一交易日缩量512亿元。板块方面，小金属、稀土、有色金属板块大爆 发，电力、煤炭、锂矿等板块走高；玻璃玻纤、半导体设备、PCB、元件等板块下挫。 龙虎榜单日净买入额前三为拓维信息、华胜天成、云天励飞，分别为5.67亿元、3.93亿元、3.46亿元。 | 市场 | 4685 | 名称 | 示日涨幅 | 当日价格 | 换手率 | 全额 | 净买入 = | | --- | --- | --- | --- | --- | --- | --- | --- | | 品 | 600498 | 烽火通信 3日 | +10.01% | 51.55 | 12.35% | 76.711Z | 19.28亿 | | 源 | 600010 | 包钢股份 图 | +8.72% | 3.24 | 12.99% | 130.33亿 | 7.63 Z | | 北 | 600410 | 华胜天成 88 | +6.12% | 28.94 | 54.98% | 176.19 Z | 7.12 Z | | 深 | 000657 | 中钨高新 图 | +10.00% | 66.22 | 6.57% | 61. ...

相关快讯 相关文章 南方财经2月27日电，市场早盘震荡调整，沪指再度翻绿，创业板指跌超1%，黄白线明显分化。截至收 盘，沪指跌0.17%，深成指跌0.68%，创业板指跌1.46%。沪深两市半日成交额1.59万亿，较上个交易日 缩量530亿。盘面上热点快速轮动，全市场超2900只个股下跌。从板块来看，算力租赁概念集体爆发， 华胜天成5天3板，拓维信息、利通电子、城地香江封涨停。有色金属板块反复活跃，章源钨业7天5板， 翔鹭钨业、中稀有色涨停。AI编程概念走强，金现代、普元信息双双20cm涨停。太空光伏概念震荡反 弹，钧达股份涨停。下跌方面，电子布概念持续调整，宏和科技跌停。 A股午评：创业板指跌超1% 算力租赁概念逆势爆发 21世纪经济报道 21快讯 2026-02-27 11:34 南方财经2月27日电，市场早盘震荡调整，沪指再度翻绿，创业板指跌超1%，黄白线明显分化。截至收 盘，沪指跌0.17%，深成指跌0.68%，创业板指跌1.46%。沪深两市半日成交额1.59万亿，较上个交易日 缩量530亿。盘面上热点快速轮动，全市场超2900只个股下跌。从板块来看，算力租赁概念集体爆发， 华胜天成5天3板，拓维信息、 ...

Investment Rating - The industry investment rating is upgraded to "Overweight" [3] Core Insights - The chemical industry is expected to experience a recovery driven by both cyclical and growth factors, with a focus on organic silicon, PTA, polyester filament, caprolactam, spandex, vitamins, sweeteners, refrigerants, and phosphorus chemicals [7] - The organic silicon industry is entering a recovery phase, with new applications becoming the core growth driver. From 2019 to 2024, domestic DMC capacity expanded rapidly, leading to temporary oversupply and declining prices. However, with no new capacity expected in 2025 and increasing demand from sectors like new energy vehicles and photovoltaics, the supply-demand balance is improving [7] - The PTA and polyester filament industries are approaching a turning point, with the expansion cycle nearing its end. The demand side is expected to continue growing, supported by easing trade tensions and improved external demand [7] - The introduction of quota policies is expected to lead refrigerants into a high prosperity cycle, with supply constraints and stable demand growth from markets like heat pumps and cold chain logistics [9] - The synthetic biology sector is poised for explosive growth, driven by the transition to low-energy products and breakthroughs in non-grain bio-based materials [9] - OLED technology is accelerating its penetration into various display sizes, supported by policy measures aimed at fostering the new display industry [10] - The demand for high-frequency and low-loss electronic resins is increasing due to the rise of AI infrastructure, with AI server shipments expected to grow significantly [11] - The electronic chemicals sector is benefiting from the expansion of wafer production capacity, with increasing demand for key materials like photoresists and packaging materials [12] Summary by Sections Industry Performance - The chemical sector's overall performance ranked 14th with a weekly change of 0.78%, outperforming the Shanghai Composite Index by 0.38 percentage points [6][21] - Key stocks such as Honghe Technology and Zhongcai Technology saw significant price increases due to rising demand in AI servers and high-speed network equipment [6] Supply-Side Tracking - A total of 155 companies in the chemical industry had their production capacities affected, with 4 new repairs and 7 restarts reported [14] Key Industry Dynamics - BlueStar announced the acquisition of Elkem's core organic silicon assets, marking a strategic move to enhance its position in the global organic silicon industry [34] - The first biofuel blending policy in China was approved, allowing for local blending and reducing reliance on imports [34]

Investment Rating - The industry investment rating is "Positive" and maintained [9] Core Viewpoints - The report emphasizes the strengthening expectation of price increases for electronic fabrics, driven by explosive demand and capacity constraints, indicating a "super cycle" characterized by strong demand rigidity and prolonged duration [5][6] - The report identifies three main lines for 2026: the stock chain, the Africa chain, and the AI chain, suggesting strategic focus areas for investment [8] Summary by Relevant Sections Basic Situation - Cement shipments are experiencing seasonal declines, with an average shipment rate of approximately 9% in key regions, a month-on-month decrease of about 15 percentage points, and a year-on-year decrease of about 4 percentage points [7][22] - Glass inventory has slightly increased, with a total inventory of 51.63 million weight boxes, a month-on-month increase of 2.14 million weight boxes, reflecting a 4.32% growth [7][30] Outlook for 2026 - The stock chain focuses on optimizing demand and clearing supply varieties, with residential renovation demand expected to rise from 50% currently to nearly 70% by 2030 [8] - The Africa chain highlights undervalued growth opportunities in the African market, recommending leading companies such as Keda Manufacturing and Huaxin Cement [8] - The AI chain looks at the industrial upgrade of special electronic fabrics, with a focus on Low-Dk products and domestic substitution opportunities [8] Price and Inventory - The national average price for cement before the festival was 346.29 yuan/ton, with a month-on-month decrease of 0.32 yuan/ton and a year-on-year decrease of 47.90 yuan/ton [23] - The national average price for glass before the festival was 63.24 yuan/weight box, with a month-on-month increase of 0.06 yuan/weight box and a year-on-year decrease of 11.07 yuan/weight box [32]

1、机构称AI芯片领域，钻石散热潜在市场空间广阔。 明日线索 2月24日，培育钻石概念大涨，四方达20cm涨停，黄河旋风涨停。 消息面上，河南省科技厅官微此前消息，热沉片是金刚石家族的新成员，它让超硬材料成功进入高端芯片散热这个新赛道。黄 河旋风表示，从热沉片上切割出来所需要的形状，以某种方式贴合在芯片上，做成顶级散热器，这将大大促进高功率器件、 5G/6G通信、AI算力性能的提升。如今，制约产业化的尺寸瓶颈已被突破，黄河旋风成功研制出国内可量产的最大8英寸热沉 片。据悉，公司热沉片生产车间将于今年2月份投入量产，这是功能性金刚石从实验室，迈向规模化商业应用的一个里程碑。 据中邮证券，AI芯片领域，钻石散热潜在市场空间广阔。假设2030年全球AI芯片市场规模为3万亿人民币；AI芯片中钻石散热方 案渗透率分别为5%、10%、20%、50%；钻石散热价值量占比分别为5%、8%、10%，进行弹性测算，钻石散热市场空间的区间 为75亿至1500亿元。 | 图表12: Al 芯片领域钻石散热市场空间弹性测算表 | | | | | | | --- | --- | --- | --- | --- | --- | | 单位( ...

成本端的刚性上涨倒逼企业提价，或进一步放大了板块的盈利预期。自2025年初以来，铂金、叶蜡石等 核心原材料价格同步攀升，大幅压缩了企业盈利空间，提价成为企业维持盈利的必然选择。 2026年2月，国际复材、光远新材等龙头企业率先上调电子布报价，普通电子布涨幅超10%，报价突破 万元关口，达10300–10700元/吨；7628电子布主流价格升至5.1–5.5元/米。据统计，此次为2025年初以 来行业第四次提价，且提价节奏在传统淡季中显著加快。 2月24日，A股玻纤概念迎来强势爆发。东方财富数据显示，截至收盘，玻璃玻纤概念板块整体上涨 6.32%，成交额达170.3亿元。 板块内17只个股均上涨，其中国际复材以19.98%的涨幅强势涨停，收盘价报15.19元，股价续创历史新 高；中国巨石、山东玻纤、宏和科技4天3板；长海股份、中材科技、九鼎新材、振石股份、三峡新材等 龙头个股涨超5%。 作为一种性能优异的无机非金属材料，玻纤广泛应用于建筑、电子电气、风电、新能源汽车、AI等多 个领域，其行业景气度与下游需求及行业供给紧密相关。此次玻纤概念的集体拉升，是供给、需求、成 本等多重因素共振的结果。 从供给端来看，受特 ...

上个马年沪指涨近60%！新年新福利来了，炒股排面要拉满，新号启幸运>> 2月24日，A股全天下来共有109只涨停股、21只跌停股。贵金属板块活跃，湖南白银、盛达资源等涨 停；MLCC概念走强，风华高科、昀冢科技涨停；玻纤概念上涨，宏和科技、山东玻纤4天3板，中国巨 石、国际复材等4天2板。 连板股方面，ST京蓝（维权）16天12板，ST金鸿、*ST万方（维权）5连板，金牛化工7天4板，风语筑6 天4板，豫能控股、美邦股份4连板，江钨装备4天3板，汉缆股份3连板，金正大4天2板，招商轮船、中 远海能等3天2板，亚星锚链、*ST仁东等2连板，长飞光纤、深南电路等涨停。 *ST精伦、*ST熊猫（维权）连续3日跌停，德才股份连续2日跌停，视觉中国、博纳影业、*ST国华、 ST中迪（维权）等跌停。 ...

Summary of Conference Call Records Industry Overview - The focus is on the **building materials and new materials** industry, particularly in relation to AI computing and electronic materials, with a notable emphasis on special electronic fabrics and PCB substrates [1][2]. Key Insights and Arguments 1. **AI-Driven Growth**: - The main growth drivers in the building materials sector are AI computing-related electronic materials, with special electronic fabrics leading the fiberglass segment. In the new materials sector, PCB substrates and semiconductor packaging materials are at the forefront [1]. 2. **Supply-Demand Dynamics**: - The electronic fabric market is experiencing a supply-demand imbalance, with an overall industry supply gap of approximately **20%**. Since January 2026, all categories of electronic fabrics have faced supply tightness, with companies holding orders for about **2 months** [1]. - The production capacity for standard electronic fabrics is shifting towards high-end products, resulting in a **60%** loss in capacity. This ongoing contraction in supply is expected to persist [1]. 3. **Price Increases**: - The electronic fabric industry has seen a price increase of **10%** in 2026, following **4-5** price hikes in 2025. High-end products like DK fabric, Q fabric, and CTE fabric are still in an upward price trend [1]. 4. **Production Bottlenecks**: - High-end product production relies on Toyota's advanced weaving machines, which have a delivery cycle of **1-2 years**. However, breakthroughs in pool kiln methods could lead to increased supply by 2029, potentially resulting in oversupply [1]. 5. **Inventory Levels**: - Inventory levels for CCL and electronic fabric factories are at historical lows, approximately **one week**, with PCB manufacturers extending their stocking period from the usual **1 month** to over **2 months** [1]. 6. **Profitability**: - High-end specialty electronic fabrics can achieve gross margins of **40%-50%**, with potential increases beyond **50%** as yield rates improve [1]. Recommendations 1. **Key Companies to Watch**: - Recommended companies include **Macro Technology**, **International Composites**, **China Jushi**, and **China National Materials**. Other notable mentions are **Philips**, **Gobi Technology**, and PCB-related firms like **China Tungsten High-Tech**, **Lianrui New Materials**, and **Dongcai Technology** [2]. 2. **Consumer Building Materials**: - The industry is nearing a bottoming phase, with significant price wars easing. Leading companies are shifting focus from price competition to quality and profitability recovery, with expectations for stabilization in 2026 and performance elasticity in 2027 [2]. 3. **Segment Differentiation**: - The waterproof segment shows signs of ending price wars, while the renovation of existing properties is becoming a core growth driver. Leading firms are enhancing their C-end and overseas strategies [2]. 4. **Strategic Focus**: - Major companies are prioritizing profitability recovery, channel optimization, and product diversification, while also accelerating overseas expansion to create a second growth curve [2]. 5. **Recommended Stocks**: - Elastic stocks include **Keshun Co.**, **Oriental Yuhong**, and **Hankao Group**. Stable stocks to consider are **Rabbit Baby**, **Sankeshu**, **Dongpeng Holdings**, **Monalisa**, and **China Liansu** [2]. Additional Insights - Traditional cyclical products are highlighted, with a focus on local state-owned enterprises like **Sichuan Road and Bridge**, **Shandong Road and Bridge**, and **China Railway**. The steel structure sector is represented by companies like **Honglu Steel Structure** and **Jinggong Steel Structure** [3]. - The cement sector is advised to focus on regional leaders such as **Western Cement**, **Huaxin Cement**, and **Shangfeng Cement** [3]. - Other new materials and robotics sectors are also mentioned, with companies like **Pana Micro透**, **TianYue Advanced**, and **Jing Sheng Co.** being noted [3].

连板股方面，ST京蓝16天12板，ST金鸿、*ST万方5连板，金牛化工7天4板，豫能控股、美邦股份4连 板，江钨装备4天3板，汉缆股份3连板，金正大4天2板，*ST亚振、嘉泽新能3天2板，*ST铖昌、*ST仁 东等2连板，长飞光纤、深南电路等涨停。 2月24日午间，A股半日下来共有87只涨停股、13只跌停股。贵金属板块活跃，白银有色、湖南白银涨 停；MLCC概念走强，风华高科、昀冢科技涨停；玻纤概念上涨，宏和科技、山东玻纤4天3板，中国巨 石、国际复材等4天2板。 *ST精伦、*ST熊猫连续3日跌停，德才股份连续2日跌停，*ST国华、博纳影业、*ST原尚等跌停。 ...

继续坚定看好国产AI&海外发散： 继续坚定看好国产AI&海外发散： 1.国产算力：H和#海光信息，H主要看#华正新材，禾盛新材，IDC：#金开新能 2.存储： 雅克科技、帝科股份、开普云，闪迪美光7709 3.应用：#看好优刻得、首都在线、青云科技、中控技术、合合信息、真爱美家、德才股份（联系岚琪） 4.上游： 宏和科技、东材科技、延江股份 5.液冷： 飞龙股份、华光新材、江南新材 6.OCS：君逸数码（OCS上游透镜阵 ...