江苏神通阀门股份有限公司 子公司管理制度 （经第六届董事会第二十四次会议修订） 第一章 总则 （一）全资子公司，是指公司直接或间接投资且在该子公司/其他组织中持股比例为100% 的子公司/其他组织； （二）控股子公司：是指公司持股在50%以上，或未达到50%但能够决定其董事会半数以 上成员的组成，或通过协议或其他安排能够实际控制的子公司/其他组织。包括全资子 公司的控股子公司、控股子公司的全资子公司和控股子公司。 1 第一条 江苏神通阀门股份有限公司（以下简称"公司"或'母公司'）为加强对子公司的管理， 维护公司形象和保护投资者利益，根据《公司法》、《证券法》、《深圳证券交易所股 票上市规则》、《深圳证券交易所上市公司自律监管指引第 1 号——主板上市公司规范 运作》等法律、法规和规章以及《公司章程》，特制订本制度。 第二条 本制度所称母公司指江苏神通阀门股份有限公司（不含子公司）；子公司指江苏神通阀 门股份有限公司根据总体产业架构及业务发展需要而投资设立的具有独立主体资格的 公司或其他组织，包括： 第三条 加强对子公司的管理，旨在建立有效的控制机制，对母公司的组织、资源、资产、投资 等和母公司的运作进行风险 ...

Core Viewpoint - Jiangsu Shentong indicates that the nuclear power spare parts market will provide the company with stable and continuous revenue growth [1] Group 1: Company Overview - Jiangsu Shentong's nuclear-grade products are categorized into three levels: nuclear level one, nuclear level two, and nuclear level three, primarily deployed within the nuclear island reactor building for functions such as steam isolation, cooling water transportation, and flow control [1] - The company is experiencing a demand increase for spare parts due to the orderly expansion of existing units and the ongoing need for parts for aging units [1]

Group 1: Company Overview and Strategy - The company provides various valve products for nuclear power plants, with a single nuclear power unit's valve order value exceeding 8,000,000 RMB [5] - The company emphasizes compliance with commitment letters and information disclosure regulations [2] - Future R&D investments will focus on meeting the growing demand for valves and flanges in domestic nuclear power construction [6] Group 2: Product Lifecycle and Maintenance - Nuclear valves have a design lifespan of up to 60 years, but require preventive maintenance and replacement due to environmental factors [3] - Metallurgical valves typically need maintenance or replacement every 2 to 3 years due to harsh operating conditions [3] - Chemical valves, often cast, also require regular maintenance and replacement under extreme conditions [3] Group 3: Market Position and Product Development - The company has developed a comprehensive product matrix for nuclear-grade valves, including butterfly valves, ball valves, and filter valves [7] - The domestic nuclear valve market has a localization rate of 85%-90%, indicating significant progress in the industry [17] - The company aims to enhance its market share through technological innovation and market expansion [17] Group 4: Certification and Competition - All nuclear-grade valves must undergo rigorous testing and certification, typically taking about two years [8] - The company has established a competitive edge in the nuclear valve market, with over 150,000 nuclear valves currently in operation [9] - Continuous innovation and product iteration are key strategies to maintain competitiveness in the nuclear valve sector [13] Group 5: Energy Efficiency and New Markets - The subsidiary, Shentong New Energy, focuses on high-pressure hydrogen valves, covering the entire hydrogen energy supply chain [12] - The energy-saving service model of the subsidiary Ruifan Energy involves contract energy management, providing stable returns over 5 to 8 years [14] - The company is actively participating in marine engineering projects, leveraging its production capabilities to meet current order demands [10]

证券代码：002438 证券简称：江苏神通 江苏神通阀门股份有限公司投资者关系活动记录表 编号：2025-012 | | □特定对象调研 □分析师会议 | | --- | --- | | | □媒体采访 □业绩说明会 | | 投资者关系活动 | □新闻发布会 □路演活动 | | 类别 | □√现场参观 | | | □√其他（电话调研） | | 参与单位名称及 | 中金公司、摩根大通、华福证券、海富通、中信证券、3W Asset、 CLOUD ALPHA、进化论资产、汇添富基金、华泰柏瑞基金、太平洋 | | 人员姓名 | 保险、JP Morgan、Tree Line | | 时间 | 2025 年 7 月 16 日—7 月 17 日 | | 地点 | 公司会议室 | | 上市公司接待人 | 副总裁：章其强 | | 员姓名 | 证券事务代表：陈鸣迪 | | 投资者关系活动 | 机构投资者就公司生产经营情况、未来发展规划和战略等进行沟 | | 主要内容介绍 | 通交流。 | | 附件清单（如有） | 具体内容详见附件：2025 年 7 月 16 日—7 月 17 日投资者调研会 | | | 议记录 | | 日期 | ...

Overview - Jiangsu Shentong Valve Co., Ltd. has agreed to establish a partnership fund named Rizhao Ruifan Energy Equity Investment Partnership (Limited Partnership) with several investment management companies, contributing a total of RMB 37.5 million, with Jiangsu Shentong's share being RMB 22.115 million, accounting for 58.97% [1] Partnership Fund Details - The partnership fund, Rizhao Ruifan, was established on January 5, 2022, with a partnership duration from January 5, 2022, to January 4, 2027 [2] - The fund's total assets as of December 31, 2024, were RMB 22.20485 million, with a net asset value of RMB 22.20485 million, and a net profit of -RMB 1.3002 million [2] Liquidation and Deregistration - Due to changes in the market environment, the management has decided to liquidate and deregister the partnership fund to protect the interests of the company and its investors [3] - The deregistration process has been completed, and the company will no longer hold any shares in the partnership fund [3][4] Impact on the Company - The liquidation of the partnership fund will help the company optimize resource allocation and align with the overall interests of the company and its shareholders [4] - The deregistration will not have a significant impact on the company's financial status, daily operations, or established development strategy [4]

2022 年 3 月 22 日，该产业基金完成中国证券投资基金业协会备案手续，并 取得了《私募投资基金备案证明》。 具体内容详见公司分别于 2021 年 12 月 25 日、2022 年 3 月 25 日披露在《证 券时报》《上海证券报》《中国证券报》及巨潮资讯网上的《关于参与股权投资基 金并增资全资子公司的公告》（公告编号：2021-089）、《关于参与设立的股权投 资基金的进展公告》（公告编号：2022-015）。 二、合伙企业的基本情况 证券代码：002438 证券简称：江苏神通 公告编号：2025—035 江苏神通阀门股份有限公司 关于合伙企业完成清算、注销的公告 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、情况概述 江苏神通阀门股份有限公司（以下简称"江苏神通"或"公司"）于 2021 年 12 月 24 日召开了第五届董事会第二十四次会议、第五届监事会第二十次会议及 2022 年 1 月 10 日召开了 2022 年第一次临时股东大会，审议通过了《关于参与 股权投资基金并增资全资子公司的议案》，同意公司与汇领峰（北京）投资管理 有限公司、日 ...

Group 1 - *ST San Sheng (002742.SZ): The controlling shareholder Pan Xianwen's 32.2 million shares have been transferred, accounting for 7.30% of the total share capital, reducing his holding from 17.26% to 16.75, with no change in company control [1] - Aikang Co., Ltd. (300889.SZ): Shareholders Zhang Fengbin and Feng Renrong reduced their holdings by a total of 1.76 million shares, accounting for 1.06% of the total share capital, completing the reduction plan [1] - Allianz Ruishi (301042.SZ): Director Shen Lei reduced his holdings by 98,700 shares, accounting for 0.14% of the total share capital, with the reduction plan period ending [1] Group 2 - Baotong Technology (300031.SZ): Controlling shareholder Bao Zhifang and director Tang Yu plan to reduce their holdings by up to 8.3749 million shares and 1.526988 million shares, accounting for no more than 2% and 0.36% of the total share capital, respectively [2] - Biyiwei (688045.SH): Shareholders Fang Guang Erqi and Yuan Chengjun plan to reduce their holdings by up to 139,680 shares and 69,840 shares, accounting for no more than 2% and 1% of the total share capital, respectively [2] - Chahua Co., Ltd. (603615.SH): Shareholder Shenzhen Hanjinliang reduced 2.397 million shares, accounting for 0.99% of the total share capital, completing the reduction plan [2] Group 3 - Dacai Co., Ltd. (605287.SH): Shareholder Qingdao Dikuang Chanquan Development Co., Ltd. reduced 3.64 million shares, accounting for 2.60% of the total share capital, completing the reduction plan [3] - Dize Pharmaceutical (688192.SH): Vice President Zhang Shiying reduced 161,550 shares, accounting for 0.0035% of the total share capital, completing the reduction plan [3] - Fuhan Micro (300613.SZ): Controlling shareholder's concerted action party plans to reduce up to 6.90208 million shares, accounting for 3% of the total share capital [3] Group 4 - Guanghuan Xinwang (300383.SZ): Directors and vice presidents plan to reduce a total of up to 720,476 shares, accounting for no more than 0.04% of the total share capital [4] - Hanyu Group (300403.SZ): Director and Vice President Wu Geming plans to reduce up to 1 million shares, accounting for 0.1658% of the total share capital [4] - Haosen Intelligent (688529.SH): Shareholders plan to reduce a total of up to 3 million shares, accounting for 1.7838% of the total share capital [4] Group 5 - Huilong New Materials (301057.SZ): Controlling shareholder's concerted action party plans to reduce up to 3.482902 million shares, accounting for 3% of the total share capital excluding repurchased shares [5] - Huitong Co., Ltd. (688219.SH): Shareholder Tong'an Fund reduced 4.667815 million shares, accounting for 0.93% of the total share capital, completing the reduction plan [5] Group 6 - Jiangsu Shentong (002438.SZ): Shareholder Huzhou Fenglin Huoshan Equity Investment Partnership reduced a total of 14.205 million shares, accounting for 2.798808% of the total share capital, completing the reduction plan [6] - Jiangtian Chemical (300927.SZ): Shareholder Jiangshan Co., Ltd. reduced 1.3265 million shares, accounting for 0.92% of the total share capital [6] - Jin Sanjiang (301059.SZ): Shareholder Guangzhou Saina reduced 104,900 shares, accounting for 0.05% of the total share capital, completing the reduction plan [6] Group 7 - Jingxue Energy (301010.SZ): Controlling shareholder's concerted action party reduced 1.08 million shares, accounting for 1% of the total share capital, completing the reduction plan [7] - Jiuwu High-Tech (300631.SZ): Vice President Wang Xiaohu and Cheng Junjun plan to reduce up to 18,900 shares and 5,000 shares, accounting for no more than 0.1511% and 0.04% of the total share capital, respectively [7] - Kanghui Pharmaceutical (603139.SH): Shareholder Shanghai Sailoxian plans to reduce up to 2.9964 million shares, accounting for 3% of the total share capital [7] Group 8 - Meino Biological (301156.SZ): Shareholder's concerted action party reduced 1.297029 million shares, accounting for 0.92% of the total share capital, completing the reduction plan [8] - Minfa Aluminum Industry (002578.SZ): Shareholder Huang Tianhuo reduced 6.6702 million shares, accounting for 0.71% of the total share capital, reducing his holding to 4.9963% [8] - Nuo Puxin (002215.SZ): Directors and senior management plan to reduce a total of up to 1.8607 million shares, accounting for no more than 0.185% of the total share capital [8] Group 9 - Entropy Technology (301330.SZ): Shareholders reduced a total of 4,693,864 shares, accounting for 1.9556% of the total share capital, completing the reduction plan [9] - Shengbang Co., Ltd. (301233.SZ): Supervisor Hu Jilin plans to reduce up to 5,650 shares, accounting for 0.0111% of the total share capital [9] - Shudao Equipment (300540.SZ): Senior management did not reduce their shares, and the reduction plan period has ended [9] Group 10 - Tongyu Communications (002792.SZ): Controlling shareholder and actual controller Shi Guiqing plans to reduce up to 15,653,487 shares, accounting for 2.9963% of the total share capital [10] Group 11 - Wuzhou Xinchun (603667.SH): Senior management plans to reduce a total of up to 22,500 shares, accounting for no more than 0.0061%, 0.0067%, and 0.0037% of the total share capital [11] - New Sharp Co., Ltd. (688257.SH): Senior management plans to reduce up to 750,000 shares, accounting for no more than 0.2971% of the total share capital [11] - New Hope (000876.SZ): Senior management reduced 225,000 shares, accounting for 0.005% of the total share capital, completing the reduction plan [11] Group 12 - Youke De (688158.SH): Shareholder Zhongyi Capital reduced 882,766 shares, accounting for 0.19% of the total share capital, completing the reduction plan [12] - Changqing Technology (001324.SZ): Shareholders reduced a total of 4,165,050 shares, accounting for 3.00% of the total share capital, completing the reduction plan [12] - Changxin Bochuang (300548.SZ): Shareholders plan to reduce up to 8.6 million shares, accounting for 2.95% of the total share capital [12] Group 13 - Zhongfu Industrial (600595.SH): Shareholder Henan Yicheng Chuangtou plans to reduce up to 40 million shares, accounting for 1% of the total share capital [13] - Zhuhai Ming Technology (300232.SZ): Controlling shareholder Lin Mingfeng plans to reduce up to 21,722,009 shares, accounting for 1.99% of the total share capital [13] - Zhuoyi Information (688258.SH): Employee shareholding platform plans to reduce up to 2,271,445 shares, accounting for no more than 1.88% of the total share capital [13]

Core Viewpoint - Jiangsu Shentong Valve Co., Ltd. announced a significant reduction in shareholding by its major shareholder, Huzhou Fenglin Huoshan Equity Investment Partnership, which plans to decrease its stake from approximately 6.91% to below 5% through a series of transactions [1][2]. Shareholder Reduction Plan - Huzhou Fenglin Huoshan plans to reduce its holdings by up to 15,226,124 shares, representing about 3% of the total share capital, within three months from the announcement date [1]. - The reduction will occur through two methods: a maximum of 5,075,375 shares via centralized bidding and up to 10,150,749 shares through block trading [1]. Reduction Execution - From April 14 to April 29, 2025, Huzhou Fenglin Huoshan reduced its holdings by 4,615,000 shares, decreasing its ownership from 6.91% to 6.00% [2]. - Between May 12 and May 20, 2025, an additional reduction of 5,080,000 shares occurred, further lowering the stake to 4.11% [2]. - The total shares reduced from April 7 to July 6, 2025, amounted to 14,205,000 shares, which is approximately 2.80% of the total share capital [2][3]. Final Shareholding Status - After the completion of the reduction plan, Huzhou Fenglin Huoshan holds 20,866,863 shares, representing 4.11% of the total share capital [2][3].

证券代码：002438 证券简称：江苏神通 公告编号：2025—034 江苏神通阀门股份有限公司 关于股东减持计划期间届满暨实施情况的公告 公司股东湖州风林火山股权投资合伙企业（有限合伙）保证向本公司提供的信 息内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 江苏神通阀门股份有限公司（以下简称"公司"）于2025年3月12日披露了《关于持股5% 以上股东减持股份的预披露公告》（公告编号：2025-010）。持有公司股份3,507.1863万股 （约占公司总股本比例为6.91%）的股东湖州风林火山股权投资合伙企业（有限合伙）（以下 简称"风林火山"）计划自该公告披露之日起15个交易日后的三个月内以集中竞价方式或大宗 交易方式减持公司股份不超过1,522.6124万股（约占公司总股本比例为3%）,其中通过集中竞 价交易方式减持公司股份不超过507.5375万股（约占公司总股本比例为1%），通过大宗交易方 式减持公司股份不超过1,015.0749万股（约占公司总股本比例为2%）。 2025年5月6日，公司披露了《关于持股5%以上股东权益 ...

证券代码：002438 证券简称：江苏神通 公告编号：2025-033 江苏神通阀门股份有限公司 关于公司股东部分股权解除质押的公告 本公司及董事会全体成员保证信息披露内容的真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 江苏神通阀门股份有限公司（以下简称"公司"、"本公司"）于近日收到公 司股东湖州风林火山股权投资合伙企业（有限合伙）（以下简称"风林火山"）通 知，风林火山将所持有本公司的部分股份于近日办理了解除质押手续。具体事项 如下： | | | 三、其他说明 风林火山目前资信状况良好，具备相应的资金偿还能力，所持股票的质押风 险在可控范围之内。后续如出现平仓风险，风林火山将采取包括但不限于补充质 押、提前还款等措施予以应对。 | 股东 | 是否为第一 大股东及一 | 本次解除 质押股份 | 占其所持 股份比例 | 占公司总 股本比例 | 质押开始 | 解除质押 | 质权人 | | --- | --- | --- | --- | --- | --- | --- | --- | | 名称 | 致行动人 | 数量(股) | （%） | （%） | 日期 | 日期 | | | 风林火山 | 否 | ...