证券代码：300797 证券简称：钢研纳克 公告编号：2025-050 钢研纳克检测技术股份有限公司 关于聘任 2025 年度审计机构的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 钢研纳克检测技术股份有限公司（以下简称"公司"）于 2025 年 11 月 26 日召开第三届 董事会第十次会议，审议通过《关于聘任 2025 年度审计机构的议案》，公司拟续聘天健会计 师事务所（特殊普通合伙）（以下简称"天健"）担任公司 2025 年度审计机构，本议案已经 审计委员会审议通过，尚需提请公司股东会审议。现将具体情况公告如下： 一、拟续聘会计师事务所的基本情况 （一）机构信息 1、基本信息 机构名称：天健会计师事务所（特殊普通合伙） 成立日期：2011 年 7 月 18 日 组织形式：特殊普通合伙 上年末合伙人数量：241 人 上年末执业人员数量：2356 人，其中签署过证券服务业务审计报告的注册会计师 904 人 2024 年（经审计）业务收入总额：29.69 亿元 2024 年审计业务收入：25.63 亿元 2024 年证券业务收入：14.65 亿元 20 ...

证券代码：300797 证券简称：钢研纳克 公告编号：2025-049 钢研纳克检测技术股份有限公司 关于修订公司章程的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 钢研纳克检测技术股份有限公司（以下简称"公司"）于 2025 年 11 月 26 日召开第三届 董事会第十次会议，审议通过《关于修订公司章程的议案》，具体情况如下： 公司于前期完成部分股权激励回购注销事项，拟变更公司注册资本及股份总数，根据《公 司法》《上市公司章程指引》《深圳证券交易所创业板股票上市规则》等法律法规、规范性文 件的规定，结合实际情况，公司拟对现行公司章程部分条款进行相应修订。本议案尚需股东 会审议通过，章程修订最终以市场监督管理部门核准生效内容为准。 一、变更注册资本 公司于 2025 年 5 月 29 日完成了 5 名离职的股权激励对象所持有的尚未解除限售的限制 性股票的回购注销工作，回购注销数量为 316,200 股，公司总股本由 383,100,000 股变更为 382,783,800 股，相应的，注册资本由 38,310 万元变更为 38,278.38 万元。 二 ...

证券代码：300797 证券简称：钢研纳克 公告编号：2025-051 钢研纳克检测技术股份有限公司 关于召开2025年第三次临时股东会的通知 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、误 导性陈述或重大遗漏。 根据《中华人民共和国公司法》（以下简称"《公司法》"）和《钢研纳克检测技术股份 有限公司章程》（以下简称"《公司章程》"）等相关规定，经钢研纳克检测技术股份有限公 司（以下简称"公司"）第三届董事会第十次会议审议通过，决定于2025年12月12日（星期五） 下午15:00召开2025年第三次临时股东会。本次股东会采用现场投票与网络投票相结合的方式进 行，现就召开公司2025年第三次临时股东会的相关事项通知如下： （1）现场会议召开时间：2025年12月12日（星期五）下午15:00开始。 （2）网络投票时间：通过深圳证券交易所交易系统进行网络投票的具体时间为：2025年12 月12日9:15-9:25，9:30-11:30，13:00-15:00；通过深圳证券交易所互联网投票系统投票的具体时 间为：2025年12月12日9:15-15:00期间的任意时间。 5、会议的召开 ...

关于第三届董事会第十次会议决议的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 一、董事会召开情况 钢研纳克检测技术股份有限公司（以下简称"公司"）第三届董事会第十次会议于 2025 年 11 月 26 日以现场方式召开，会议通知于 2025 年 11 月 17 日以专人送出、电子邮件等方 式送达全体董事。 证券代码：300797 证券简称：钢研纳克 公告编号：2025-048 钢研纳克检测技术股份有限公司 会议由公司董事长杨植岗先生主持，公司高级管理人员列席了本次会议。本次会议应出 席董事人数 9 人，实际出席董事人数 9 人。出席董事资格、人数以及召集、召开程序等均符 合《中华人民共和国公司法》等法律法规和《钢研纳克检测技术股份有限公司章程》的规定， 本次会议合法有效。 二、董事会会议审议情况 经与会董事充分讨论，本次会议审议并通过了如下议案： 1、审议通过《关于修订公司章程的议案》 表决结果：有效表决票 9 票，同意票 9 票，反对票 0 票，弃权票 0 票 具体内容详见 2025 年 11 月 27 日刊载于中国证监会指定信息披露网站巨潮资讯网 ...

Core Viewpoint - Longi Technology's stock rose over 10%, with other companies such as Dadi Bear, Guangsheng Nonferrous, Steel Research Nack, Zhongke Magnetic, Galaxy Magnet, and Zhenghai Magnetic Materials also experiencing gains [1] Company Summary - Longi Technology's significant stock increase indicates strong market performance and investor confidence [1] - The rise in stock prices of related companies suggests a positive trend within the magnetic materials sector [1]

Core Viewpoint - Steel Research Institute successfully won the bid for the General Administration of Customs' 2025 carbon and sulfur element analyzer procurement project, securing 14 units of the CS3500 model, highlighting the competitive edge of domestic high-end analytical instruments in authoritative procurement scenarios [1][2][5]. Group 1: Project Details - The procurement project initiated by the General Administration of Customs in September 2023 includes 23 projects such as ion chromatography, carbon and sulfur analyzers, and atomic absorption spectrophotometers, with a rigorous procurement process [3]. - The CS3500 carbon and sulfur analyzer utilizes high-frequency heating and infrared detection principles, featuring a wide analysis range, high precision, and sensitivity, capable of quickly analyzing various solid samples across multiple industries [3][5]. Group 2: Market Impact - The successful bid represents a significant achievement for Steel Research Institute in the high-end analytical instrument market, contributing to the modernization of the detection system for the General Administration of Customs [5]. - The introduction of 14 CS3500 analyzers will enhance the customs laboratory's detection capabilities, providing precise and efficient data support for quality safety, component identification, and solid waste inspection of import and export goods [3][5].

Market Overview - The professional services sector experienced a decline of 1.09% on the previous trading day, with Guoyi Tender leading the drop [1] - The Shanghai Composite Index closed at 3946.74, up 0.18%, while the Shenzhen Component Index closed at 13080.09, unchanged [1] Stock Performance - Notable gainers in the professional services sector included: - Xince Standard (300938) with a closing price of 33.10, up 3.60% on a trading volume of 166,000 shares and a turnover of 54.5 million yuan [1] - Beikang Testing (920160) closed at 27.42, up 3.47% with a trading volume of 138,900 shares and a turnover of 386 million yuan [1] - Major decliners included: - Guoyi Tender (920039) which closed at 12.56, down 4.56% with a trading volume of 26,200 shares and a turnover of 33.38 million yuan [2] - Lingdian Youshu (301169) closed at 42.50, down 4.39% with a trading volume of 17,000 shares and a turnover of 73.66 million yuan [2] Capital Flow - The professional services sector saw a net outflow of 251 million yuan from institutional investors, while retail investors experienced a net inflow of 131 million yuan [2] - The capital flow for specific stocks showed: - Xince Standard (300938) had a net outflow of 24.63 million yuan from institutional investors [3] - Puni Testing (300887) recorded a net inflow of 17.98 million yuan from retail investors [3]

Company Overview - The company specializes in the research, development, and application of metal material testing technology, providing services such as testing services, analytical instruments, standard materials, and corrosion protection engineering [2] - It serves various industries including steel, metallurgy, aerospace, nuclear power, and food [2] - The company is recognized as a leading authority in the domestic metal material testing field and is constructing a national advanced steel material measurement testing center [2] Financial Performance - As of 2024, the company achieved a revenue of 109,767.42 million CNY, a 15.60% increase year-on-year [3] - The net profit attributable to shareholders was 14,502.23 million CNY, reflecting a 15.37% growth compared to the previous year [3] - For the first three quarters of 2025, revenue reached 80,597.45 million CNY, up 11.64% year-on-year, with a net profit of 9,969.58 million CNY, increasing by 15.08% [3] Business Segments Metal Material Testing - The customer base primarily includes high-quality application fields such as aerospace and nuclear power, with high-temperature alloy testing accounting for over 50% of total testing business [3] - The demand for metal testing, especially high-temperature alloy testing, is expected to continue growing [3] Pricing and Profitability - The pricing model is based on a cost-plus approach, considering production costs and market conditions [3] - The gross margin for testing services was stable at 49.22% in 2024 and 46.11% in the first half of 2025 [3] Analytical Instruments - Future focus includes accelerating the development and market expansion of high-end analytical instruments, particularly in scanning electron microscopy and ICP-MS [4] - The company aims to enhance the quality and automation of mass-produced instruments [4] Corrosion Protection - The company’s subsidiary is involved in corrosion protection for offshore platforms and wind power, with applications in various sectors including energy and municipal services [5] Scanning Electron Microscopy Market - The domestic market for scanning electron microscopes is largely dominated by foreign companies, indicating significant potential for domestic alternatives [5] - Applications include materials science, life sciences, and various types of material testing [5]

Core Insights - The professional services sector experienced a decline of 0.91% on November 4, with Zhongfangbiao leading the drop [1] - The Shanghai Composite Index closed at 3960.19, down 0.41%, while the Shenzhen Component Index closed at 13175.22, down 1.71% [1] Sector Performance - Key stocks in the professional services sector showed mixed performance, with notable gainers including: - Kaipu Testing (Code: 003008) up 1.72% at 23.03 [1] - Lansheng Co. (Code: 600826) up 1.52% at 66.11 [1] - Weirong Testing (Code: 301289) up 1.11% at 63.60 [1] - Conversely, Zhongfangbiao (Code: 920122) led the decline, down 3.85% at 39.71 [2] - Other significant decliners included: - Guangdian Jizhong (Code: 002967) down 3.48% at 20.51 [2] - Fengshang Culture (Code: 300860) down 3.12% at 27.94 [2] Capital Flow - The professional services sector saw a net outflow of 91.21 million yuan from institutional investors, while retail investors contributed a net inflow of 9.71 million yuan [2] - Notable capital movements included: - Xince Standard (Code: 300938) with a net inflow of 62.56 million yuan from institutional investors [3] - Ancha Testing (Code: 300572) with a net inflow of 22.83 million yuan from institutional investors [3] - Retail investors showed a net outflow in several stocks, including: - Ancha Testing with a net outflow of 28.78 million yuan [3] - Guojian Group (Code: 603060) with a net outflow of 54.95 thousand yuan [3]

Core Viewpoint - Steel Research Nack has demonstrated robust performance in the first three quarters of 2025, with both revenue and net profit showing double-digit growth, significant improvement in cash flow, strong growth momentum in Q3, and continuous optimization of asset structure [2][3]. Financial Performance - For the first nine months of 2025, Steel Research Nack achieved total revenue of 806 million, representing a year-on-year increase of 11.64% [4]. - The net profit attributable to shareholders reached 100 million, up 15.08% year-on-year, indicating a steady improvement in profitability [4]. - The net profit excluding non-recurring gains and losses was 73 million, reflecting a year-on-year growth of 11.61%, showcasing solid growth in core business profitability [4]. - The net cash flow from operating activities significantly improved to 15 million, with a year-on-year increase of 124.51%, indicating enhanced collection capabilities and improved financial health [4]. Quarterly Performance - In Q3 2025 (July to September), Steel Research Nack reported revenue of 307 million, a year-on-year increase of 15.77%, indicating a strong growth trend [5]. - The net profit attributable to shareholders for Q3 was 41 million, up 7.77% year-on-year [5]. - The net profit excluding non-recurring gains and losses reached 36 million, with a substantial year-on-year growth of 21.19%, highlighting strong profitability in core operations during Q3 [5]. Asset and Financial Structure - As of the end of the reporting period, Steel Research Nack's total assets amounted to 2.139 billion, reflecting a growth of 2.14% compared to the end of the previous year [6]. - The equity attributable to shareholders was 1.265 billion, an increase of 6.61% from the end of the previous year, indicating an optimization of asset structure and a more solid financial foundation [6].