中铝国际公告称，2025年11月27日，其控股子公司沈阳院与六冶、七冶、云南建投机械、二十三冶组成 的联合体，中标青铜峡电解槽"以大代小"升级改造项目，发包形式为EPC工程总承包，合同总价 290,868.58万元（约29.09亿元）。沈阳院负责整体项目设计、采购和施工，其余成员承担相应施工工 作。若项目顺利实施，将扩大公司经营规模，对业绩产生积极影响，但具体金额无法测算。目前公司未 签正式合同，将及时披露进展。 ...

（文章来源：科技日报） 记者11月25日从中铝国际贵阳铝镁设计研究院有限公司（以下简称"贵阳院"）获悉，由该院自主研发 的"基于精准温控及自动过程控制的车底式焙烧炉"近日实现产业化应用，填补了国内高端炭素焙烧装备 的空白。 据贵阳院技术负责人邓超介绍，该技术实现三大突破。在工艺方面，该技术构建物理场模型运行系统， 实现从装填到清卸的全流程一体化联动，并率先应用沥青烟高效焚烧与余热深度回收技术。在装备方 面，该技术优化炉体结构与材料，显著降低能耗并延长部件寿命。在控制方面，该技术搭载自主研发的 智能燃控平台，实现远程监控与智能调节，大幅提升自动化水平。 长期以来，我国炭素行业普遍使用的传统环式焙烧炉存在炉温不均、能耗高、污染大等问题，而先进的 车底式焙烧炉技术长期依赖进口。对此，贵阳院研发团队围绕精准温控、智能化与绿色低碳三大方向展 开系统攻关，构建起覆盖工艺、装备与控制系统的完整技术体系。 据了解，目前该装备已在辽宁、内蒙古等地投入使用，直接创造经济效益1.62亿元，每年可节约标煤 51.7万吨，减少二氧化碳排放189万吨，为我国炭素行业绿色智能转型提供了关键装备支撑。 ...

Core Viewpoint - The company, China Aluminum International Engineering Corporation, has a high rolling price-to-earnings (PE) ratio of 176.58, significantly above the industry average of 25.61, indicating potential overvaluation in the market [1][2]. Company Summary - As of November 24, the company's stock closed at 5.25 yuan, with a 1.74% increase, and a total market capitalization of 15.686 billion yuan [1]. - The company specializes in design consulting, EPC engineering contracting, construction, and equipment manufacturing [1]. - The latest financial report for Q3 2025 shows a revenue of 15.219 billion yuan, a year-on-year decrease of 5.72%, and a net profit of 119 million yuan, down 52.68% year-on-year, with a gross profit margin of 11.29% [1]. Shareholder Information - As of August 31, 2018, the number of shareholders reached 245,413, with an average holding value of 352,800 yuan and an average shareholding of 27,600 shares [1]. Industry Summary - The average PE ratio for the engineering construction industry is 25.61, with a median of 21.08, positioning China Aluminum International at the 64th rank within the industry [1][2].

Market Overview - The Hong Kong stock market experienced a significant decline, with the Hang Seng Index dropping by 2.38%, the Hang Seng China Enterprises Index falling by 2.45%, and the Hang Seng Tech Index decreasing by 3.21% [1][2]. Sector Performance - The pharmaceutical sector faced the largest declines, with notable drops in internet healthcare, AI healthcare, biopharmaceuticals, pharmaceutical outsourcing, and innovative drug concepts. Key stocks included: - 3SBio (01530.HK) down 9.44% - WuXi Biologics (01873.HK) down 6.09% - Kingsoft Cloud (01548.HK) down 6.05% - Innovent Biologics (02696.HK) down 5.62% - CanSino Biologics (09926.HK) down 5.39% - JD Health (06618.HK) down 8.6% - Ping An Good Doctor (01833.HK) down 4.28% - Alibaba Health (00241.HK) down 4.46% - Crystal International (02228.HK) down 4.82% - MicroPort Scientific (02252.HK) down 3.55% [3]. Impact of Economic Data - The recent U.S. non-farm payroll data exceeded expectations, leading to a decrease in the likelihood of a Federal Reserve rate cut in December. This has implications for the valuation and financing of innovative drugs, as the cooling expectations for rate cuts may impact investment sentiment [3]. Commodity and Energy Sector - The weakening expectations for a December rate cut have also affected the U.S. dollar index, which surpassed the 100-point mark, putting pressure on the commodities sector. Key declines included: - Ganfeng Lithium (01772.HK) down 12.47% - Tianqi Lithium (09696.HK) down 11.93% - Jinchuan Group (06680.HK) down 6.63% - Lingbao Gold (03330.HK) down 5.47% - China Aluminum (02600.HK) down 4.85% - Chalco International (02068.HK) down 4.74% [4]. Renewable Energy Sector - The power equipment, photovoltaic, and wind power sectors also performed poorly, with significant declines in: - Northeast Electric (00042.HK) down 7.02% - Xinyi Solar (00968.HK) down 7.51% - GCL-Poly Energy (03800.HK) down 5.83% - Yihua Energy (02402.HK) down 6.27% - Flat Glass Group (06865.HK) down 6.02% [4]. Semiconductor Sector - The semiconductor sector saw notable declines, with: - SMIC (00981.HK) down 6.39% - Hua Hong Semiconductor (01347.HK) down 6.09% - Shanghai Fudan (01385.HK) down 3.78% - Beike Micro (02149.HK) down 5.2% [5]. Technology Sector - Other technology-related sectors, including cloud computing and AI, also faced downward pressure, with significant drops in: - Tencent Music (01698.HK) down 5.98% - Baidu (09888.HK) down 5.79% - Alibaba Group (09988.HK) down 4.65% - NetEase (09999.HK) down 3.76% [5].

11月21日，中铝国际跌5.14%，截至发稿，报5.17元/股，成交9124.59万元，换手率0.68%，总市值 154.47亿元。 资料显示，中铝国际工程股份有限公司位于北京市海淀区杏石口路99号C座，成立日期2003年12月16 日，上市日期2018年8月31日，公司主营业务涉及工程设计及咨询、工程及施工承包、装备制造及贸易 业务。主营业务收入构成为：EPC工程总承包及施工75.78%，装备制造18.03%，设计咨询6.19%。 从中铝国际十大流通股东角度 南方中证1000ETF（512100）成立日期2016年9月29日，最新规模766.3亿。今年以来收益24.71%，同类 排名1906/4208；近一年收益18.97%，同类排名2143/3972；成立以来收益10.36%。 南方中证1000ETF（512100）基金经理为崔蕾。 截至发稿，崔蕾累计任职时间7年16天，现任基金资产总规模1227.6亿元，任职期间最佳基金回报 180.57%， 任职期间最差基金回报-15.93%。 风险提示：市场有风险，投资需谨慎。本文为AI大模型自动发布，任何在本文出现的信息（包括但不 限于个股、评论、预测、图表、指标 ...

Core Viewpoint - The aluminum electrolysis industry has made significant advancements with the development of intelligent shelling and material control technology, addressing the long-standing "jamming" issue that has plagued the sector globally [1][2]. Group 1: Technology Development - The research team led by the Guiyang Aluminum-Magnesium Design and Research Institute has developed a comprehensive technology route combining mechanism research, intelligent identification, automatic processing, and dynamic early warning [1]. - The non-contact jamming identification technology achieves an accuracy rate of over 95% by analyzing the "air pressure fingerprint" during the shelling process [1]. - The team has also created a frequency conversion shelling control model and intelligent linkage strategy to dynamically adjust the action intensity and feeding rhythm based on working conditions [1]. Group 2: Efficiency and Economic Impact - The new system can improve current efficiency in aluminum electrolysis production by 0.3% and reduce direct current consumption by 30 to 50 kilowatt-hours per ton of aluminum [2]. - Maintenance costs for the equipment have decreased by nearly 30% [2]. - In a specific application at Inner Mongolia Huayun New Materials Co., a single electrolysis cell saves over 50,000 kilowatt-hours annually, contributing to an estimated annual energy savings of approximately 400 million kilowatt-hours across applications, equivalent to a reduction of 236,400 tons of CO2 emissions [2]. - The technology is projected to generate direct economic benefits exceeding 370 million yuan for the applying enterprises [2].

Core Insights - The article highlights the changes in the Hong Kong Stock Connect holdings, indicating significant increases and decreases in ownership percentages for various companies. Group 1: Increased Holdings - Haotian International Construction (01341) saw the largest increase in holdings, up by 1.72% to a total of 64.45% [1][2] - Ruipu Lanjun (00666) and China Duty Free Group (01880) also experienced notable increases of 1.13% and 1.08%, bringing their holdings to 7.34% and 39.40% respectively [1][2] - Over the last five trading days, Haotian International Construction (01341) led with a 12.27% increase, followed by Qingdao Bank (03866) at 8.03% and Anjuke Food (02648) at 4.30% [1][3] Group 2: Decreased Holdings - Longpan Technology (02465) faced the largest decrease in holdings, down by 7.59% to 39.67% [1][2] - Chalco International (02068) and Derlin Holdings (01709) also saw reductions of 1.04% and 0.94%, with holdings at 20.51% and 30.09% respectively [1][2] - In the last five trading days, New天绿色能源 (00956) had the most significant drop at 9.06%, followed by Zhongze Feng (01282) at 7.46% and Longpan Technology (02465) at 6.35% [1][3] Group 3: Summary of Top Changes - The top 20 companies with increased holdings include Haotian International Construction (01341), Ruipu Lanjun (00666), and China Duty Free Group (01880) [2] - The top 20 companies with decreased holdings include Longpan Technology (02465), Chalco International (02068), and Derlin Holdings (01709) [2] - The data reflects a dynamic shift in investor sentiment and market positioning among these companies [1][2][3]

Core Insights - The article discusses the recent developments and strategic moves of Chinalco, highlighting its position in the aluminum industry and potential growth opportunities [1] Group 1: Company Overview - Chinalco is a leading player in the aluminum sector, focusing on expanding its production capacity and enhancing operational efficiency [1] - The company has been actively pursuing partnerships and investments to strengthen its market position and leverage technological advancements [1] Group 2: Industry Context - The aluminum industry is experiencing fluctuations in demand and pricing, influenced by global economic conditions and trade policies [1] - Chinalco's strategies are aligned with industry trends, aiming to capitalize on the increasing demand for aluminum in various sectors, including automotive and construction [1]

Core Points - As of November 7, 2025, China Aluminum International (601068) closed at 5.46 CNY, a 3.21% increase from the previous week's 5.29 CNY [1] - The company's market capitalization is currently 16.314 billion CNY, ranking 5th out of 39 in the professional engineering sector and 1173rd out of 5166 in the A-share market [1] Company Announcements - China Aluminum International will hold a third-quarter earnings presentation on November 10, 2025, from 16:00 to 17:00 via the Shanghai Stock Exchange's online roadshow center [1] - Investors can submit questions for the presentation from November 3 to November 7, 2025, through the roadshow center or the company's email [1] - Key executives, including Chairman Li Yihua and General Manager Liu Jing, will attend the presentation [1]

Core Viewpoint - The "Ultra-deep Green Safe Paste Filling New Technology" developed by China Aluminum International Changsha Nonferrous Metallurgy Design Institute has been recognized as reaching "international leading level" by the China Nonferrous Metals Industry Association, providing significant technical support for the green and safe development of deep mineral resources in China [1] Group 1: Technology Breakthroughs - The project team achieved key technological breakthroughs in four areas: optimizing complex filling pipeline systems, developing precise air-water pipe cleaning processes, enhancing control over deep rock layer displacement, and creating new early-strength gelling materials [1] - The optimized pipeline system allows for long-distance safe self-flow transportation of paste, significantly reducing pipeline wear and explosion risks [1] - The new cleaning process greatly reduces the amount of water used for pipe cleaning [1] - The multi-cooperative paste filling technology improves the ability to control rock layer displacement [1] - The new gelling materials reduce the amount of gelling agent required and increase the early strength of the filling body [1] Group 2: Industrial Application - The technology has been applied in the Yunnan Huize Mining Company, resulting in a 31% reduction in the total length of the filling pipeline network and over 90% reduction in the number of pipeline inspection personnel [1] - The lifespan of the pipelines has been extended by 3 years due to the application of this technology [1]