金融界消息 截至2025年7月29日收盘，中岩大地（003001）报收于31.4元，下跌0.95%，换手率 14.11%，成交量15.14万手，成交金额4.73亿元。 资金流向方面，今日主力资金净流出2802.18万元，占比成交额5.93%。其中，超大单净流出3022.53万 元、占成交额6.39%，大单净流入220.34万元、占成交额0.47%，中单净流出流入1336.84万元、占成交 额2.83%，小单净流入1465.35万元、占成交额3.1%。 中岩大地最新一期业绩显示，截至2025一季报，公司营业总收入1.62亿元、同比增长18.50%，归属净利 润1037.43万元，同比增长153.13%，扣非净利润927.42万元，同比增长226.90%，流动比率2.658、速动 比率2.600、资产负债率33.97%。 天眼查商业履历信息显示，北京中岩大地科技股份有限公司，成立于2008年，位于北京市，是一家以从 事生态保护和环境治理业为主的企业。企业注册资本12633.4151万人民币，实缴资本7767.7913万人民 币。公司法定代表人为王立建。 通过天眼查大数据分析，北京中岩大地科技股份有限公司共对外投资 ...

Core Points - Zhongyan Dadi experienced a trading halt today with a daily turnover rate of 23.91% and a transaction amount of 857 million yuan, showing a fluctuation of 12.51% [2] - Institutional investors net sold 4.27 million yuan, while the Shenzhen Stock Connect saw a net sell of 27.39 million yuan, leading to a total net sell of 41.38 million yuan from brokerage seats [2] - The stock was listed on the Shenzhen Stock Exchange due to a daily decline deviation of -9.90% [2] Trading Data - The top five brokerage seats accounted for a total transaction of 236 million yuan, with a buying amount of 81.50 million yuan and a selling amount of 155 million yuan, resulting in a net sell of 73.04 million yuan [2] - Among the brokerage seats, two institutional specialized seats were involved, with a total buying amount of 16.25 million yuan and a selling amount of 20.52 million yuan, leading to a net sell of 4.27 million yuan [2] - The Shenzhen Stock Connect was the largest buying and selling brokerage seat, with a buying amount of 40.42 million yuan and a selling amount of 67.80 million yuan, resulting in a net sell of 27.39 million yuan [2] Fund Flow - The stock saw a net outflow of 40.41 million yuan in main funds today, with a significant outflow of 38.20 million yuan from large orders and 2.21 million yuan from medium orders [2] - Over the past five days, the main funds have experienced a net outflow of 245 million yuan [2]

Basic Information - Beijing Zhongyan Dadi Technology Co., Ltd. has completed the registration of changes in registered capital and business scope, and has obtained a new business license from the Market Supervision Administration of Tongzhou District, Beijing [1][2] - The company held a general meeting in April 2025, where it approved the proposal to change its business scope, registered capital, and amend the Articles of Association [1] Capital and Business Scope Changes - The registered capital has changed from 126.731886 million yuan to 126.334151 million yuan [1] - The business scope has been updated to include a wider range of services such as technology services, engineering contracting, environmental protection monitoring, and various sales including machinery and building materials [1][2] - The company is now allowed to engage in new areas such as artificial intelligence software development and cloud computing equipment sales [1][2] Regulatory Compliance - The company will continue to operate in compliance with national and local industrial policies, and will only engage in projects that have been approved by relevant authorities [2]

证券代码：003001 证券简称：中岩大地 公告编号：2025-062 北京中岩大地科技股份有限公司 关于完成工商变更登记并换发营业执照的公告 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、基本情况 北京中岩大地科技股份有限公司（以下简称"公司"）分别于 2025 年 4 月 16 日召开第三届董事会第二十八次会议，2025 年 5 月 9 日召开 2024 年年度股东 大会，审议通过了《关于变更公司经营范围、注册资本、修订〈公司章程〉并办 理工商变更登记的议案》。具体内容详见公司 2025 年 4 月 18 日披露在《证券时 报》、《上海证券报》、《中国证券报》及巨潮资讯网（www.cninfo.com.cn） 上的《关于变更公司经营范围、注册资本、修订《公司章程》并办理工商变更登 记的公告》(公告编号：2025-024)。 1 从事本市产业政策禁止和限制类项目的经营活动。） 变更后： 注册资本：12633.4151 万元 经营范围：一般项目：技术服务、技术开发、技术咨询、技术交流、技术转 让、技术推广；对外承包工程；工程和技术研究和试验发展；土石方工 ...

Investment Rating - Investment rating: Positive (maintained) [4] Core Viewpoints - The Yarlung Tsangpo River downstream hydropower project, known as the "Yaxi Project," has commenced construction, marking it as a monumental engineering feat comparable to the Three Gorges Project, with a total investment of approximately 1.2 trillion yuan and a development scale of nearly 60 million kilowatts, equivalent to 2.7 Three Gorges plants [4][8][10] - The project is expected to significantly boost demand across various sectors, including cement, explosives, foundation treatment, and tunnel equipment, with substantial annual demand increases projected [4][10][24] Summary by Relevant Sections Investment Analysis - The Yaxi Project is anticipated to drive an average annual cement demand of 4.85 million tons, accounting for 36.36% of Tibet's 2024 cement production, translating to a revenue space of 2.92 billion yuan annually [10][14] - The project will also require an average annual explosive demand of 138,500 tons, representing a 267% increase over Tibet's 2024 explosive sales, with a corresponding revenue space of 3 billion yuan [10][20] - The complexity of the geological environment poses significant challenges for foundation treatment, with an estimated market space of over 5.5 billion yuan annually [10][22] - The project will necessitate over 20 tunnel boring machines, indicating a strong demand for tunnel equipment [10][23] Industry Chain Investment Potential - Key players in the industry chain include China Power Construction, China Energy Engineering, Tibet Tianlu, Huaxin Cement, and others, with a focus on their respective segments such as main construction, cement, explosives, foundation treatment, and tunnel equipment [10][24] - The project is expected to enhance the profitability of these companies, although there is a need to monitor potential mean reversion risks due to high valuations [10][24]

Group 1 - The stock of Beijing Zhongyan Dadi Technology Co., Ltd. experienced an abnormal trading fluctuation, with a cumulative closing price increase exceeding 20% over two consecutive trading days on July 22 and July 23, 2025 [1] - The company conducted a verification of the abnormal stock fluctuation and confirmed that there are no undisclosed significant matters or ongoing negotiations that should be disclosed according to the Shenzhen Stock Exchange regulations [1][2] - The board of directors confirmed that there are no undisclosed matters that could significantly impact the trading price of the company's stock or its derivatives, and previous disclosures do not require correction or supplementation [1]

北京中岩大地科技股份有限公司 股票交易异常波动公告 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、股票交易异常波动的情况介绍 北京中岩大地科技股份有限公司（以下简称"公司"或"本公司"）股票（证 券简称：中岩大地，证券代码：003001）于 2025 年 7 月 22 日、7 月 23 日连续 2 个交易日收盘价格涨幅偏离值累计超过了20%，根据《深圳证券交易所交易规则》 的有关规定，属于股票交易异常波动的情况。 证券代码：003001 证券简称：中岩大地 公告编号：2025-061 针对公司股票异常波动，经公司对有关事项核查，并向公司控股股东及实际 控制人发函核实，现将有关情况说明如下： 1、公司前期披露的信息不存在需要更正、补充之处； 2、近期公共媒体未报道可能或已经对公司股票交易价格产生较大影响的未 公开重大信息； 3、近期公司经营情况及内外部经营环境未发生重大变化； 4、经查询，公司、控股股东及实际控制人不存在关于本公司的应披露而未 披露的重大事项，也不存在处于筹划阶段的其他重大事项； 5、公司控股股东、实际控制人在公司股票交易异常波动期间未买卖 ...

Summary of Conference Call Notes Company and Industry Overview - The conference call discusses the **Yalong River Yazi Hydropower Station Project**, which has a total investment of **1.2 trillion** (1.2万亿) and is expected to generate significant revenue from geotechnical engineering, estimated to be **15%-20%** of the total investment, approximately **200 billion** (2000亿) [2][4]. Key Points and Arguments - The company anticipates securing around **100 billion** (1000亿) in orders due to its core competencies in **dam foundation treatment** and **slope support** [2]. - The peak order release for the Yazi project is expected to occur after the completion of the diversion tunnel construction, which will take about **three years** [5]. - The company has an in-house R&D team capable of customizing equipment based on performance requirements, with core components patented and primarily used internally, while some patents are licensed out [6][7]. - In tunnel engineering, geotechnical engineering accounts for **70%-80%** of the work, indicating the company's significant position in this core application area [8]. - The company’s **super jet grouting technology** is suitable for ground reinforcement, and its solidifying agent and anchor rod technology can be applied to slope protection [10]. - The technical difficulty of the Yazi project is considered higher than that of nuclear power and port sectors, potentially leading to higher profit margins, although actual realization depends on future developments [3][17]. Additional Important Insights - The company collaborates with large state-owned enterprises like **PowerChina** and **EnergyChina**, leveraging its proprietary technology and problem-solving capabilities as competitive advantages [13]. - Compared to competitors like **Shanghai Port and China Geotechnical**, the company’s technology allows for deeper reinforcement applications, achieving depths of **50 to 70 meters** [14]. - Smaller geotechnical companies face challenges in participating in large hydropower projects, often limited to labor or less critical tasks [15]. - The company is tracking additional projects in the water conservancy and hydropower sector, including the **Pinglu Canal** and the **Three Gorges Waterway New Channel**, which is currently in the design phase [19]. - The company has made personnel adjustments and talent reserves to meet the anticipated peak in business in the second half of the year, with a strategic cooperation agreement signed with **Gezhouba Municipal** to support future projects [20]. Conclusion The Yalong River Yazi Hydropower Station Project presents substantial opportunities for the company, with significant expected orders and a strong competitive position in geotechnical engineering. The company's technological capabilities and strategic partnerships are key factors in navigating the complexities of large-scale hydropower projects.

世纪级水电工程催生万亿级大市场 雅鲁藏布江下游水电工程堪称世纪级水电工程，催生超级旋喷巨大市场。雅鲁藏布江下游高低落差大、 降水量足，预计发电量约为三峡核电站3倍，拉动万亿级投资体量，其中岩土工程难度极高：抗震：喜 马拉雅东构造分布有诸多断裂带，墨脱设防烈度为最高的9度，能量约为三峡的3.3万倍；地质结构：雅 江沿线分布着坡积物、洪积物等第四系沉积物，地质条件差。水电岩土工程复杂，包括地连墙、碎石 桩、旋喷等多工法。 7月19日上午，总投资约1.2万亿元的雅鲁藏布江下游水电工程正式开工。雅鲁藏布江下游水电工程位于 西藏自治区林芝市。工程主要采取截弯取直、隧洞引水的开发方式，建设5座梯级电站，工程电力以外 送消纳为主，兼顾西藏本地自用需求。 雅鲁藏布江下游水电工程的正式开工，不仅是中国清洁能源发展的里程碑事件，更为岩土工程领域企业 带来了前所未有的发展机遇。中岩大地（003001）(003001.SZ)作为国内岩土工程技术的领军企业，凭 借其在复杂地质环境处理、高海拔施工等领域的核心技术优势，有望在这一超级工程中实现技术价值与 市场效益的双重突破。 中岩大地拥有全方位解决能力，包括SJT超级旋喷、固化剂等核心创 ...

Core Viewpoint - The commencement of the Yarlung Tsangpo River downstream hydropower project in Tibet is expected to significantly boost demand across various sectors, including civil explosives, tunneling, and geotechnical industries, leading to a positive outlook for related companies and industries [1][2]. Group 1: Project Overview - The Yarlung Tsangpo River downstream hydropower project involves the construction of five cascade power stations with a total investment of approximately 1.2 trillion yuan [1]. - Tibet's hydropower resources are abundant, with an estimated capacity of about 200 million kilowatts, accounting for nearly 30% of the national total, making it the highest in the country [1]. Group 2: Investment Opportunities - The project is projected to generate a total value of approximately 53.5 billion to 95.4 billion yuan in turbine and generator business, with potential growth in the hydropower equipment sector post-2030 [1][2]. - Key beneficiaries in the investment and design construction sectors include China Power Construction and China Energy Engineering [2]. - In the tunneling equipment sector, companies such as China Railway Engineering and Tianjin Heavy Industry are highlighted as significant players [2]. Group 3: Sector-Specific Beneficiaries - In the civil explosives sector, regional leaders like Gaozheng Explosives and Yipuli are expected to benefit from the project [2]. - The cement sector will see potential gains for regional leaders such as Tibet Tianlu and Huaxin Cement [2]. - Companies in the geotechnical field, such as Zhongyan Dadi, and concrete additive leaders like Subote are also identified as having investment value [2].