证券代码：000777 证券简称：中核科技 公告编号：2026-001 中核苏阀科技实业股份有限公司 2026 年第一次临时股东会决议公告 本公司及董事会全体成员保证公告信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或者重大遗漏。 特别提示： 1.本次股东会未出现否决议案的情形； 2.本次股东会未涉及变更前次股东会决议。 一、会议召开和出席情况： 1.召开时间： （1）现场会议时间：2026 年 1 月 13 日（星期二） 15:00 （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：2026 年 1 月 13 日交易日 9:15～9:25、9:30～11:30 和 13:00～15:00；通过深圳证券交易所互联 网投票系统投票的时间为 2026 年 1 月 13 日 9:15 至 2026 年 1 月 13 日 15:00 期间的任意时 间。 2.现场会议召开地点：江苏省苏州市高新区珠江路 501 号公司会议室 3.召开方式：采用现场投票和网络投票相结合的方式 4.会议召集人：公司董事会 5.会议主持人：公司第九届董事会董事长马瀛先生 6.会议的出席情况： 本次会议以现场投 ...

证券之星消息，1月13日，深证国企ESG（970055）指数报收于1462.82点，跌1.7%，成交565.26亿元，换 手率2.08%。当日该指数成份股中，上涨的有9家，登康口腔以6.17%的涨幅领涨，下跌的有40家，中核 科技以9.27%的跌幅领跌。 深证国企ESG（970055）指数十大成份股详情如下： | 证券代码 | 股票简称 | 权重 | 最新价 | 涨跌幅 | 总市值(亿元) | | 所属行业 | | --- | --- | --- | --- | --- | --- | --- | --- | | sz002415 | 海康威视 | 9.57% | 30.87 | -2.43% | | 2829.20 | ■ 计算机 | | sz000858 | 五粮液 | 9.23% | 108.00 | -0.51% | | 4192.14 | 食品饮料 | | sz000425 | 徐工机械 | 8.83% | 11.33 | -3.00% | 4 V | 1331.61 | 机械设备 | | sz000338 | 潍柴动力 | 7.59% | 19.00 | 0.85% | | 1655.58 | 汽 ...

Core Viewpoint - The report highlights the growth of China's nuclear power generation, indicating a positive trend in the industry with significant year-on-year increases in output [1]. Group 1: Industry Overview - In November 2025, China's nuclear power generation reached 39.8 billion kilowatt-hours, representing a year-on-year growth of 4.7% [1]. - From January to November 2025, the cumulative nuclear power generation in China was 436.56 billion kilowatt-hours, showing an 8.1% increase compared to the previous year [1]. Group 2: Companies Involved - Listed companies in the nuclear power sector include China General Nuclear Power (003816), China National Nuclear Power (601985), Sheneng Co., Ltd. (600642), Zhejiang Energy Power (600023), Hubei Energy (000883), Huaneng International (600011), Datang Power (601991), Jiangsu Guoxin (002608), China Nuclear Technology (000777), and Funiu Co., Ltd. (600483) [1]. Group 3: Market Research - The report titled "2026-2032 China Nuclear Power Industry Market Development Scale and Investment Opportunity Analysis" by Zhiyan Consulting provides insights into the market trends and investment opportunities in the nuclear power sector [1].

Core Viewpoint - Zhonghe Technology's stock has shown significant growth in recent trading periods, with a year-to-date increase of 11.88% and a 40.32% rise over the past 20 days, indicating strong market interest and potential investment opportunities [1]. Financial Performance - For the period from January to September 2025, Zhonghe Technology reported a revenue of 1.083 billion yuan, reflecting a year-on-year growth of 5.60%. However, the net profit attributable to shareholders decreased by 3.58% to 112 million yuan [2]. - Cumulatively, since its A-share listing, Zhonghe Technology has distributed a total of 623 million yuan in dividends, with 201 million yuan distributed over the past three years [3]. Shareholder and Market Activity - As of September 30, 2025, the number of shareholders for Zhonghe Technology was 72,000, a decrease of 6.99% from the previous period. The average number of circulating shares per shareholder increased by 7.52% to 5,321 shares [2]. - The stock's trading activity showed a net outflow of 25.5 million yuan from major funds, with significant buying and selling activity from large orders [1].

Group 1 - Company沃尔核材 (002130) is a leading domestic high polymer nuclear radiation modified material enterprise, focusing on the research and supply of insulation and protection materials for fusion devices, with core products including radiation-resistant heat shrink tubing and high-temperature insulation sleeves [1][35] - The radiation-resistant heat shrink tubing is made from specially modified polymer materials, capable of withstanding strong radiation and high-temperature environments within fusion devices, used for insulating superconducting magnet coils and signal cables [1][35] - The high-temperature insulation sleeves developed by the company can withstand temperatures above 200℃, meeting the insulation needs of cables inside the fusion reactor vacuum chamber, and possess excellent corrosion resistance and aging resistance [1][35] Group 2 - Company宝胜股份 (600973) is a leading domestic wire and cable enterprise, focusing on the research and manufacturing of special cables for fusion devices, with core products including radiation-resistant low-smoke halogen-free cables and low-temperature superconducting cable accessories [2][36] - The radiation-resistant cables utilize cross-linked polyethylene insulation materials with added radiation stabilizers, capable of long-term stable operation in radiation doses of 10^6 Gy, already applied in the power distribution system of fusion experimental devices [2][36] - The company is also developing control cables specifically for fusion reactors, optimizing the cable shielding structure to enhance electromagnetic interference resistance, ensuring stable transmission of control signals [2][36] Group 3 - Company西部超导 (688122) is a leading domestic high-end titanium alloy and superconducting materials enterprise, focusing on the research of titanium alloy structural materials and superconducting strip substrates for superconducting magnets in fusion devices [3][37] - The high-strength and high-toughness titanium alloy produced by the company is a core material for the support frame of superconducting magnets, capable of withstanding the enormous electromagnetic forces generated during magnet excitation [3][37] - The company is also developing seamless titanium alloy pipes that are resistant to high pressure and corrosion, used for medium transmission in the cooling system of fusion reactors, becoming an important supplier in the nuclear fusion materials field [3][37] Group 4 - Company钢研高纳 (300034) is a leading domestic high-temperature alloy enterprise, focusing on the research of high-temperature alloy materials for core components of fusion reactors, with core products including nickel-based high-temperature alloys and refractory metal alloys [4][38] - The nickel-based high-temperature alloys developed by the company can withstand temperatures above 1200℃ and possess excellent radiation swelling resistance, suitable for components like the first wall and divertor in fusion reactors [4][38] - The company collaborates with research institutions to conduct research on surface coating technology for high-temperature alloys, enhancing the materials' high-temperature and corrosion resistance [4][38] Group 5 - Company中密控股 (300470) is a leading domestic mechanical sealing enterprise, focusing on the research and manufacturing of sealing components for fluid systems in fusion devices, with core products including high-temperature mechanical seals and vacuum seals [5][39] - The high-temperature mechanical seals can withstand high-temperature and high-pressure media in the cooling system of fusion reactors, with zero leakage sealing performance, already applied in the main circulation pump sealing system of fusion experimental devices [5][39] - The company is also developing dynamic sealing components for fusion devices, addressing sealing challenges for rotating components in fusion reactors [5][39] Group 6 - Company中泰股份 (300435) is a leading domestic deep cooling technology equipment enterprise, focusing on the research and manufacturing of low-temperature refrigeration systems for fusion devices, with core products including large liquid nitrogen refrigeration units and liquid helium temperature refrigeration equipment [6][40] - The large liquid nitrogen refrigeration units can provide a low-temperature cold source of -196℃, supporting the primary cooling of superconducting magnets [6][40] - The company is also developing integrated technology for low-temperature systems in fusion reactors, providing a comprehensive solution of "refrigeration equipment + low-temperature pipelines + insulation systems" [6][40] Group 7 - Company汉钟精机 (002158) is a leading domestic screw compressor enterprise, focusing on the research and manufacturing of vacuum pumps for the vacuum systems of fusion devices, with core products including dry screw vacuum pumps and Roots vacuum pumps [7][42] - The dry screw vacuum pumps can reduce the pressure in the vacuum chamber to 10^-5 Pa, featuring radiation resistance and low vibration, preventing oil vapor contamination in the vacuum environment [7][42] - The company is also optimizing the rotor structure design of vacuum pumps to enhance fatigue resistance and extend the service life in extreme environments of fusion devices [7][42] Group 8 - Company中科三环 (000970) is a leading domestic rare earth permanent magnet materials enterprise, focusing on the research of permanent magnet materials for the magnet systems of fusion devices, with core products including high-performance NdFeB permanent magnets [8][43] - The high coercivity NdFeB permanent magnets produced by the company have excellent magnetic performance and temperature stability, used in auxiliary magnet systems for fusion devices [8][43] - The company is also developing radiation-resistant NdFeB permanent magnets, optimizing the composition by adding niobium and dysprosium to reduce the impact of radiation on magnetic performance [8][43] Group 9 - Company安泰环境 (300179) is a leading domestic high-end environmental and energy chemical equipment enterprise, focusing on the research of gas purification and treatment systems for fusion devices, with core products including high-purity gas purifiers and waste gas treatment devices [9][44] - The gas purifiers can enhance the purity of deuterium-tritium gas to 99.9999%, removing impurities such as oxygen and moisture, ensuring efficient fusion reactions [9][44] - The company is also developing equipment for the recovery and reuse of deuterium-tritium gas, improving fuel utilization rates in fusion reactors [9][44] Group 10 - Company万华化学 (600309) is a leading domestic chemical new materials enterprise, focusing on the research and supply of high-performance polymer materials for fusion devices, with core products including radiation-resistant polyimide films and high-temperature fluoroplastics [10][45] - The radiation-resistant polyimide films have excellent insulation and radiation resistance, used for the insulation layer of superconducting magnets, preventing short circuits in magnet coils [10][45] - The company is also developing high-sealing, radiation-resistant silicone sealants for fusion devices, ensuring the sealing performance of various components [10][45] Group 11 - Company中核科技 (000777) is a leading domestic nuclear-grade valve enterprise, focusing on the research and manufacturing of special nuclear-grade valves for fusion devices, with core products including nuclear-grade shut-off valves, safety valves, and vacuum isolation valves [11][46] - The nuclear-grade shut-off valves are designed to withstand high temperatures, high pressures, and strong radiation, ensuring safe operation in fusion reactors [11][46] - The company is also developing vacuum isolation valves with a sealing vacuum degree of 10^-6 Pa, isolating the vacuum chamber of fusion reactors from external systems [11][46] Group 12 - Company海陆重工 (002255) is a leading domestic industrial furnace and nuclear power equipment enterprise, focusing on the research and manufacturing of heat treatment equipment for high-temperature components in fusion devices, with core products including vacuum heat treatment furnaces and high-temperature sintering furnaces [12][47] - The vacuum heat treatment furnaces can operate in a vacuum environment of 10^-3 Pa, enhancing the density and mechanical strength of components [12][47] - The company is also developing customized heat treatment solutions for fusion device components, optimizing their performance [12][47] Group 13 - Company盾安环境 (002011) is a leading domestic refrigeration and air conditioning equipment enterprise, focusing on the research and manufacturing of temperature control systems for fusion devices, with core products including high-precision constant temperature control systems and low-temperature cooling units [13][48] - The high-precision constant temperature control systems can maintain a temperature accuracy of ±0.1℃, ensuring stable operation of electronic devices in fusion reactors [13][48] - The company is also developing integrated temperature control systems for fusion devices, providing a comprehensive solution of "cooling equipment + temperature sensors + control systems" [13][48] Group 14 - Company抚顺特钢 (600399) is a leading domestic special steel enterprise, focusing on the research and supply of special alloy steels for fusion devices, with core products including martensitic stainless steel and precipitation-hardened stainless steel [14][49] - The martensitic stainless steel produced by the company has high strength and corrosion resistance, suitable for the shell manufacturing of vacuum chambers in fusion reactors [14][49] - The company is also conducting research on the radiation resistance of steel used in fusion devices, optimizing compositions by adding rare earth elements [14][49] Group 15 - Company东华科技 (002140) is a leading domestic engineering design and general contracting enterprise, focusing on the engineering design and system integration of fusion devices, providing full-chain services from process design to construction installation [15][50] - The company has participated in multiple engineering design projects for domestic fusion experimental devices, optimizing the layout design of vacuum chambers, cooling systems, and power systems [15][50] - The company is also developing technical reserves for the engineering design of commercial fusion power plants, supporting future construction [15][50]

Group 1 - The core stock price of China Nuclear Technology increased by 4.33% on January 8, reaching 28.93 CNY per share, with a total market capitalization of 11.09 billion CNY [1] - The company has seen a year-to-date stock price increase of 11.91%, with a 39.89% increase over the past 20 days and a 34.19% increase over the past 60 days [1] - The main business revenue composition includes nuclear power and nuclear chemical products (44.17%), petroleum and petrochemical products (29.26%), and other valves (22.16%) [1] Group 2 - As of September 30, the number of shareholders for China Nuclear Technology was 72,000, a decrease of 6.99% from the previous period [2] - For the period from January to September 2025, the company achieved operating revenue of 1.083 billion CNY, a year-on-year increase of 5.60%, while the net profit attributable to shareholders decreased by 3.58% to 112 million CNY [2] - The company has distributed a total of 623 million CNY in dividends since its A-share listing, with 201 million CNY distributed in the last three years [3]

格隆汇1月4日丨中核科技(000777.SZ)公布，公司参股公司深圳市中核海得威生物科技有限公司（简 称"海得威"）近日补缴2021年1月1日至2024年12月31日企业所得税、增值税等税费1.88亿元及滞纳金， 合计约2.71亿元，主要涉及海得威前述年度期间的销售费用、存货非正常损失等事项，不涉及行政处 罚。海得威已完成该税费缴纳，预计上述事项将影响公司2025年度归母净利润约0.75亿元，实际以2025 年度经审计的财务报表为准。 ...

格隆汇1月4日丨中核科技(000777.SZ)公布，公司参股公司深圳市中核海得威生物科技有限公司（简 称"海得威"）近日补缴2021年1月1日至2024年12月31日企业所得税、增值税等税费1.88亿元及滞纳金， 合计约2.71亿元，主要涉及海得威前述年度期间的销售费用、存货非正常损失等事项，不涉及行政处 罚。海得威已完成该税费缴纳，预计上述事项将影响公司2025年度归母净利润约0.75亿元，实际以2025 年度经审计的财务报表为准。 ...

关于参股公司涉税事项的公告 证券代码：000777 证券简称：中核科技 公告编号：2025-072 中核苏阀科技实业股份有限公司 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。 中核苏阀科技实业股份有限公司（以下简称"公司"）参股公司深圳市中核海得威生物 科技有限公司（以下简称"海得威"）近日补缴 2021 年 1 月 1 日至 2024 年 12 月 31 日企业 所得税、增值税等税费 1.88 亿元及滞纳金，合计约 2.71 亿元，主要涉及海得威前述年度期 间的销售费用、存货非正常损失等事项，不涉及行政处罚。 海得威已完成该税费缴纳，预计上述事项将影响公司2025年度归母净利润约0.75亿元， 实际以 2025 年度经审计的财务报表为准。 公司指定信息披露媒体为《证券时报》和巨潮资讯网 www.cninfo.com.cn，有关公司的 信息均以在上述指定媒体刊登的信息为准，敬请广大投资者理性投资，注意风险。 中核苏阀科技实业股份有限公司董事会 2025 年 12 月 31 日 1 特此公告。 ...

Group 1 - The company, China Nuclear Technology (000777.SZ), is primarily collaborating with research institutes in the aerospace sector [1]