二、董事会会议审议情况 全体董事对本次会议议案进行了审议，以记名投票表决方式，通过如下决 议： （一）审议通过《关于2025年第二次以集中竞价交易方式回购公司股份方 案的议案》 证券代码：688733 证券简称：壹石通 公告编号：2025-059 安徽壹石通材料科技股份有限公司 第四届董事会第十五次会议决议公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 一、董事会会议召开情况 安徽壹石通材料科技股份有限公司（以下简称"公司"）第四届董事会第 十五次会议于2025年11月24日在公司董事会会议室以现场结合线上方式召开， 会议通知于2025年11月21日以书面方式发出。本次会议由董事长蒋学鑫先生提 议召开并主持，会议应出席董事9名，实际出席董事9名。本次会议的召集、召 开和表决程序符合《公司法》等法律法规、规范性文件和《公司章程》的有关 规定。 表决结果：9票同意，0票反对，0票弃权；表决通过。 本议案无需提交公司股东会审议。 特此公告。 安徽壹石通材料科技股份有限公司 董事会 2025年11月26日 公司本次使用自有或 ...

Group 1 - Huafeng Co., Ltd. announced a stock suspension due to a potential change in control after signing a share transfer intention agreement [1] - Keshida plans to reduce its shareholding by up to 424,000 shares, representing 0.07% of its total share capital [1] - Jinqilin intends to distribute a cash dividend of 0.10 yuan per share, totaling 19.61 million yuan [1] Group 2 - Rejingshi Biotech has repurchased 904,100 shares, accounting for 0.98% of its total share capital, with a total expenditure of 150 million yuan [2] - Yishitong has repurchased 1,236,500 shares, representing 0.619% of its total share capital, with a total expenditure of approximately 33.49 million yuan [2] Group 3 - Hanjia Design announced the release of a detention on its subsidiary's chairman, allowing him to resume duties [4] - Qingmu Technology plans to acquire 65.83% of Vitalis Pharma AS for 300 million Norwegian Krone (approximately 212 million yuan) [4] - Anda Intelligent's shareholder plans to reduce its stake by up to 2.74% [4] Group 4 - Wansheng Intelligent is a candidate for a project with a pre-bid amount of approximately 42.99 million yuan, representing 4.56% of its audited revenue for 2024 [4] - Yipin Hong received a drug registration certificate for a medication used to treat Alzheimer's symptoms [4] Group 5 - *ST Sansheng received a total of 254 million yuan from restructuring investors [4] - Haichuang Pharmaceutical received approval for clinical trials of HP518 tablets for advanced prostate cancer treatment [4] Group 6 - Ningbo Huaxiang's subsidiary plans to invest 5 million yuan in a venture capital fund focusing on intelligent industries [4] - Petty Co. plans to repurchase shares worth 50 to 70 million yuan [4] Group 7 - Tongji Technology's subsidiary won a construction project with a bid price of 866 million yuan [4] - Prolo Pharmaceutical received a drug registration certificate for a generic drug [4] Group 8 - Jingyan Technology plans to use up to 1.6 billion yuan of idle funds for financial management [4] - Furan De received government subsidies totaling 34.65 million yuan [4] Group 9 - David Medical's subsidiary's medical device registration has been accepted [4] - Jusaylong plans to increase its subsidiary's capital by 170 million yuan through debt-to-equity conversion [4] Group 10 - Heng Rui Pharmaceutical's application for a drug license has been accepted by the National Medical Products Administration [4] - Lege Co. plans to increase its stake in the company by 40 to 80 million yuan [4] Group 11 - New Beiyang's subsidiary won a project with the Bank of Communications [4] - Jiangxi Changyun plans to publicly transfer land use rights and buildings with a starting price of 7.79 million yuan [4] Group 12 - Shenqi Pharmaceutical's subsidiary has paid approximately 16.67 million yuan in tax and penalties [4] - Panjiang Co. plans to invest 1.334 billion yuan in a power plant project [4] Group 13 - Fashilong's vice president resigned for personal reasons [4] - Chunxue Food received government subsidies of 3.79 million yuan [4] Group 14 - China Galaxy completed the repayment of a short-term financing bond totaling 3.025 billion yuan [4] - Jiuzhou Pharmaceutical received approval for a chemical raw material drug [4] Group 15 - Longqi Technology's subsidiary plans to invest 30 million yuan in a venture capital fund [4]

Core Viewpoint - The company is making steady progress on its solid oxide fuel cell (SOFC) project, with the first 8kW SOFC system installed and currently undergoing system debugging and optimization. The first demonstration project is expected to gradually commence operations in the first quarter of 2026 [1] Group 1 - The solid oxide fuel cell (SOC) project is advancing according to the established plan [1] - The first 8kW SOFC system has been successfully installed [1] - System debugging and optimization are currently in progress [1] Group 2 - The first SOFC demonstration project is anticipated to begin operations in the first quarter of 2026 [1]

Group 1 - The article highlights the advancements in new materials, particularly in the field of glass, showcasing various innovative products such as ultra-thin flexible glass and high-performance hollow glass microspheres [1] - The establishment of a national key laboratory for advanced glass materials aims to focus on critical technologies in ultra-thin electronic glass and new energy glass, with over a hundred technical bottlenecks successfully overcome [1] - The new materials industry in Bengbu, Anhui, has seen significant growth, with 411 companies and an industry scale exceeding 66 billion yuan, forming a collaborative industrial system featuring silicon-based and bio-based new materials [1] Group 2 - Anhui Fengyuan Group is dedicated to the research and development of bio-based new materials, successfully creating a complete industrial chain from upstream lactic acid bacteria preparation to downstream polylactic acid products [3] - The company emphasizes the integration of artificial intelligence and bio-manufacturing to drive a comprehensive green transformation in the economy and society [3] - Anhui Yishitong Material Technology Co., Ltd. has become a national manufacturing "single champion" in the lithium battery safety materials sector, holding nearly 50% of the global market share with its independently developed new materials [3][4] Group 3 - The Anhui North Microelectronics Research Institute has developed a brain-machine interface health cap, showcasing the application of AI and new materials in innovative technologies [6] - The company is focused on overcoming technical bottlenecks in non-invasive gel electrodes and brain signal acquisition chips, promoting the application of brain-machine interface products in various fields [6] - The fifth International New Materials Industry Conference held in Bengbu attracted global participants, aiming to outline a new development blueprint for the new materials industry [6]

Core Viewpoint - The company is making steady progress on its solid oxide fuel cell (SOFC) project, with the first 8kW SOFC system installed and undergoing optimization, expected to be operational by Q1 2026 [1] Group 1: SOFC Project Progress - The first demonstration project of the SOFC system has completed installation and is currently in the system debugging and optimization phase [1] - The SOFC demonstration project is anticipated to gradually commence operations in the first quarter of 2026 [1] Group 2: High-Purity Quartz Sand Development - The company has completed the technical indicators and performance optimization for synthetic high-purity quartz sand [1] - The company is advancing downstream product validation and has initiated application testing with single crystal manufacturers to expedite market introduction [1] - Large-scale commercial application of the product requires a verification period, with initial applications expected in photovoltaic crucibles, while semiconductor application validation will take longer [1]

Core Insights - The demand for AIDC is expected to grow significantly, driven by the "power shortage" in the US grid, which is boosting the Onsite Power market [1][2] - SOFC (Solid Oxide Fuel Cell) is identified as the most promising Onsite Power solution due to its advantages over gas turbines, including sufficient capacity, rapid deployment, compact size, and high power density [3][4] - The materials used in SOFC are crucial, with the current industrialization primarily relying on ceramic support structures [4] Group 1: AIDC Demand and Market Dynamics - The US Department of Energy projects that electricity demand from data centers will increase 2-3 times from 2023 to 2028, reaching 325-580 TWh, which will raise its share of total US electricity demand from 6.7% to 12% [1] - The aging US power grid and lengthy construction timelines for new lines are causing delays in AIDC deployment, leading developers to consider self-built power sources [2] - By 2030, the proportion of self-built power data centers is expected to rise significantly from 13% in April 2024 to 30% [2] Group 2: SOFC Technology and Competitive Landscape - SOFC is becoming increasingly important as a primary power source rather than just a backup, with competition primarily between SOFC and gas turbines [3] - SOFC's advantages include rapid deployment and high power density, making it a viable solution for AIDC developers facing long delivery times from traditional suppliers [3] Group 3: SOFC Material Composition and Industrialization - SOFC units consist of four main components: cathode, electrolyte, anode, and interconnect, with the stack cost accounting for 65% of the total cost [4] - The current mainstream industrialization involves ceramic electrolyte supports, with Bloom Energy's fifth-generation technology achieving a power density of 0.7 W/cm² and a lifespan exceeding 80,000 hours [4] Group 4: Relevant Companies - Key players in the SOFC market include Bloom Energy (BE.US), and domestic companies such as Weichai Power (000338.SZ), Sanhuan Group (300408.SZ), Yishitong (688733.SH), Zhongzi Technology (688737.SH), and Fuan Energy (002911.SZ) [5]

Core Viewpoint - The company is making steady progress on its solid oxide battery (SOC) system project, with the first 8kW SOFC system installation completed and undergoing optimization, expected to be operational by Q1 2026 [1] Group 1: Project Development - The first demonstration project of the company is advancing as planned, with the initial 8kW SOFC system installed and currently in the debugging phase [1] - The "1GW solid oxide energy system project" is projected to require a total investment of approximately 1.207 billion yuan, aiming to achieve an annual production capacity of 1GW for solid oxide energy systems, including SOFC and SOEC products [1] - The construction of the main structure for the project is currently underway [1] Group 2: Market Engagement - The company is engaging with domestic and international target customers, with a short-term goal of establishing more demonstration projects to accumulate operational data and enhance application and data collection for continuous system optimization [1] - The largest target market for the company's SOFC products in the future will be applications in large power and combined heat and power scenarios, such as Artificial Intelligence Data Centers (AIDC) [1]

Group 1 - The company is steadily advancing its solid oxide fuel cell (SOFC) project, with the first 8kW SOFC system installation completed and currently undergoing system debugging and optimization. The first SOFC demonstration project is expected to gradually commence operation in the first quarter of 2026 [1] - The company has completed the technical indicators and performance optimization for synthetic high-purity quartz sand, and is currently validating downstream products. It has initiated application testing with single crystal manufacturers to accelerate market introduction, aiming for early mass shipments. The large-scale commercial application of this product requires a verification period, with initial applications expected in photovoltaic crucibles, while the semiconductor application verification will take longer [1]

Group 1 - Bengbu has a strong industrial foundation and is recognized as an innovation hub for the glass industry in China, producing the country's thinnest electronic information display glass and hardest high-alumina cover glass [1] - The establishment of the Bengbu Comprehensive Bonded Zone has been approved, providing a core platform for the high-end development of the new materials industry cluster in northern Anhui [1] - The city has positioned the new materials industry as a leading sector, with increasing cluster effects and a vision for becoming a "City of Materials" [1] Group 2 - Anhui Longquan Silicon Materials Co., Ltd. has seen annual capacity growth, with some products achieving the highest market share in their segments, focusing on the R&D and production of HTV silicone rubber nano-reinforcement materials [2] - Yishitong Materials Technology Co., Ltd. is the first Sci-Tech Innovation Board listed company in northern Anhui, specializing in a special coated film that enhances the thermal resistance of lithium battery separators, making it a leading global supplier [2] - Yishitong has increased its R&D investment over 20 times in the past decade, leading to significant breakthroughs and earning accolades such as national manufacturing "single champion" and "specialized and innovative" small giant [2] Group 3 - The new materials industry in Bengbu is rapidly developing, with a focus on specialized "single champions" and "specialized and innovative" small giants driving the industry towards high-end and clustered upgrades [3] - As of now, Bengbu has gathered 411 new materials companies, with an industry scale exceeding 66 billion yuan, forming a collaborative industrial system centered on silicon-based and bio-based new materials [3] - The International New Materials Industry Conference has facilitated international cooperation and attracted 408 project signings with a total investment of 383.909 billion yuan, serving as a strong engine for urban development [3] Group 4 - The city will continue to adhere to the strategy of "intelligent manufacturing and industry-based city," promoting "dual recruitment and project construction" to strengthen the new materials industry cluster [4] - The International New Materials Industry Conference will be a key focus for the city to enhance quality projects and physical workload, aiming to realize the vision of becoming a "Pearl of the Huai River and a City of Intelligent Manufacturing" [4]

安徽壹石通材料科技股份有限公司（以下简称"公司"）于2025年9月11日召开第四届董事会第十二次会 议，审议通过了《关于以集中竞价方式回购公司股份方案的议案》，同意公司以自有资金或自筹资金 （含股票回购专项贷款资金等）通过上海证券交易所交易系统以集中竞价交易方式回购公司已发行的部 分人民币普通股（A股）股票。回购的股份拟用于实施员工持股计划或股权激励，回购股份的价格不超 过人民币40.69元/股（含），回购股份的资金总额不低于人民币3,000万元（含），不超过人民币5,500 万元（含）。回购期限自公司董事会审议通过本次回购方案之日起不超过12个月。 具体内容详见公司分别于2025年9月13日、2025年9月24日在上海证券交易所网站（www.sse.com.cn）披 露的《关于以集中竞价方式回购公司股份方案的公告》、《关于以集中竞价交易方式回购公司股份的回 购报告书》。 二、回购股份的进展情况 根据《上市公司股份回购规则》、《上海证券交易所上市公司自律监管指引第7号一一回购股份》等相 关规定，并结合公司实际情况，现将截至2025年11月21日的股份回购进展情况披露如下： 截至2025年11月21日，公司通过 ...