南通海星电子股份有限公司 2024 年度募集资金存放与实际使用情况的专项报告 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、准确性和完整性承担法律责任。 根据中国证券监督管理委员会《上市公司监管指引第 2 号——上市公司募集资金管理和 使用的监管要求》和上海证券交易所印发的《上海证券交易所上市公司自律监管指引第 1 号 ——规范运作》及相关格式指引的规定，南通海星电子股份有限公司（以下简称"公司"或"本 公司"）董事会对 2024 年度募集资金的存放与实际使用情况做如下专项报告： 一、募集资金基本情况 （一）实际募集资金金额、资金到位时间 经中国证券监督管理委员会《关于核准南通海星电子股份有限公司非公开发行股票的批 复》（证监许可〔2021〕824 号）核准，本公司由主承销商国投证券股份有限公司（以下简 称"国投证券"，原名"安信证券股份有限公司"）采用余额包销方式，向特定对象发行股 份人民币普通股（A 股）股票 31,200,000 股，发行价为每股人民币 22.00 元，共计募集资金 686,400,000.00 元，坐扣承销和保荐费用 6,775, ...

证券代码：603115 证券简称：海星股份 公告编号：2025-011 南通海星电子股份有限公司 关于 2025 年度为子公司及孙公司提供担保计划的公告 本公司及董事会全体成员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、准确性和完整性承担法律责任。 重要内容提示 一、担保情况概述 为满足公司生产经营及资金需求，公司于 2025 年 4 月 17 日召开第五届董 事会第八次会议、第四届监事会第十八次会议，审议通过了《关于公司 2025 年 度为子公司及孙公司提供担保计划的议案》。公司 2025 年度拟在累计不超过人 民币 130,000.00 万元的额度内，为公司的全资子公司及孙公司提供担保。担保情 况如下： 单位：万元 序号 被担保企业 持股比例 担保金额 （人民币） 担保类型 与上市公司关系 资产负债率 1 南通海一电 子有限公司 100% 25,000.00 连带责任担保 全资子公司 28.10% 2 四川中雅科 技有限公司 100% 10,000.00 连带责任担保 全资子公司 52.52% 被担保人名称：南通海一电子有限公司、四川中雅科技有限公司、宁夏 海力电子有限 ...

南通海星电子股份有限公司 对会计师事务所履职情况评估报告 根据《中华人民共和国公司法》《中华人民共和国证券法》《上市公司治 理准则》《上海证券交易所上市公司自律监管指引第 1 号——规范运作》《国 有企业、上市公司选聘会计师事务所管理办法》和南通海星电子股份有限公司 （以下简称"公司"）《公司章程》等规定和要求，公司对天健会计师事务所 （以下简称"天健所"）2024 年审计过程中的履职情况进行评估。经评估，公 司认为天健所在审计资质等方面合规有效，履职保持独立性，勤勉尽责，公允 表达意见，具体情况如下： 1 人次、监督管理措施 32 人次、自律监管措施 24 人次、纪律处分 13 人次，未受 到刑事处罚。 项目合伙人、签字注册会计师、项目质量复核人员近三年不存在因执业行 为受到刑事处罚，受到证监会及其派出机构、行业主管部门等的行政处罚、监 督管理措施，受到证券交易所、行业协会等自律组织的自律监管措施、纪律处 分的情况。 天健所及项目合伙人、签字注册会计师、项目质量复核人员不存在可能影 响独立性的情形。 三、质量管理水平 一、资质情况 天健会计师事务所（特殊普通合伙）（以下简称"天健"）成立于 2011 年 7 ...

证券代码：603115 证券简称：海星股份 公告编号：2025-014 南通海星电子股份有限公司 关于召开 2024 年年度股东大会的通知 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、准确性和完整性承担法律责任。 重要内容提示： 一、 召开会议的基本情况 (一)股东大会类型和届次 2024 年年度股东大会 (二)股东大会召集人：董事会 (三)投票方式：本次股东大会所采用的表决方式是现场投票和网络投票相结合的 方式 (四)现场会议召开的日期、时间和地点 召开的日期时间：2025 年 5 月 16 日 15 点 00 分 召开地点：公司会议室 (五)网络投票的系统、起止日期和投票时间。 股东大会召开日期：2025年5月16日 本次股东大会采用的网络投票系统：上海证券交易所股东大会网络投票 系统 网络投票系统：上海证券交易所股东大会网络投票系统 网络投票起止时间：自 2025 年 5 月 16 日 至 2025 年 5 月 16 日 采用上海证券交易所网络投票系统，通过交易系统投票平台的投票时间为股 东大会召开当日的交易时间段，即 9:15-9:25，9:3 ...

本公司监事会及全体监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、准确性和完整性承担法律责任。 一、监事会会议召开情况 南通海星电子股份有限公司（以下简称"公司"）第四届监事会第十八次会议 通知于 2025 年 4 月 3 日以邮件、专人送达等方式送达各位监事。会议于 2025 年 4 月 17 日以现场表决的方式在公司总部会议室召开。本次会议应出席监事 3 人， 实际出席监事 3 人，其中现场参会监事 3 名。会议由监事会主席胡广军先生召集 并主持。本次会议的召开符合《中华人民共和国公司法》《公司章程》等有关法 律、法规、规范性文件的规定，程序合法。 二、监事会会议审议情况 经与会监事认真讨论，审议并通过如下事项： 证券代码：603115 证券简称：海星股份 公告编号：2025-006 南通海星电子股份有限公司 第四届监事会第十八次会议决议公告 1、审议通过《关于公司 2024 年度监事会工作报告的议案》 表决结果：同意 3 票；反对 0 票；弃权 0 票。 经与会监事审议，一致通过《关于公司 2024 年度监事会工作报告的议案》， 同意《2024 年度监事会工作报告》。 ...

证券代码：603115 证券简称：海星股份 公告编号：2025-005 南通海星电子股份有限公司 第五届董事会第八次会议决议公告 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、准确性和完整性承担法律责任。 一、董事会会议召开情况 南通海星电子股份有限公司（以下简称"公司"）第五届董事会第八次会 议通知于 2025 年 4 月 3 日以邮件、专人送达等方式送达各位董事。会议于 2025 年 4 月 17 日以现场和通讯相结合的方式在公司会议室召开。本次会议应 出席董事 9 人，实际出席董事 9 人，其中，以现场方式参会董事 8 名，以通讯 方式参会董事 1 名。本次会议由董事长周小兵先生召集并主持，公司监事、高 级管理人员、离任独立董事顾卫平及其他管理人员列席了本次会议。本次会议 的召开符合《中华人民共和国公司法》《公司章程》等有关法律、法规、规范 性文件的规定，程序合法。 二、董事会会议审议情况 经与会董事认真讨论，审议并通过如下议案： 1、审议通过《关于公司 2024 年度总经理工作报告的议案》 表决结果：同意 9 票；反对 0 票；弃权 0 票。 2 ...

（一）利润分配方案的具体内容 经天健会计师事务所（特殊普通合伙）审计，截至 2024 年 12 月 31 日，南 通海星电子股份有限公司（以下简称"公司"）期末可供全体股东分配的利润为 人民币 152,086,709.70 元，经董事会决议，公司 2024 年度拟以实施权益分派股 权登记日登记的总股本为基数分配利润。本次利润分配方案如下： 公司拟向全体股东每股派发现金红利 0.6 元（含税）。截至 2024 年 12 月 31 日公司总股本为 239,200,000 股，以此计算合计拟派发现金红利 143,520,000.00 元（含税）。本年度公司现金分红总额 143,520,000.00 元，占本年度归属于公司 股东净利润的比例为 89.20%。 证券代码：603115 证券简称：海星股份 公告编号：2025-008 南通海星电子股份有限公司 2024 年度利润分配方案的公告 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、准确性和完整性承担法律责任。 重要内容提示 一、2024 年度利润分配方案内容 如在本公告披露之日起至实施权益分派股权登记日期间， ...

一、主要会计数据和财务指标 三、分红送配方案情况 10派6.0元(含税) 二、前10名无限售条件股东持股情况 前十大流通股东累计持有： 17598.3万股，累计占流通股比： 73.58%，较上期变化： 345.77万股。 | 名称 | 持有数量(万股) | 占总股本比例 | 增减情况 | | --- | --- | --- | --- | | | | (%) | (万股) | | 南通新海星投资集团股份有限公司 | 14118.00 | 59.02 | 不变 | | 南通联力投资管理有限公司 | 1482.00 | 6.20 | 不变 | | 江苏中联科技集团有限公司 | 478.40 | 2.00 | 不变 | | 南通盛世金濠投资管理有限公司-南通江海产业发展投资 基金(有限合伙) | 454.00 | 1.90 | 不变 | | 招商量化精选股票A | 420.19 | 1.76 | 229.18 | | 熊伟 | 171.00 | 0.71 | 新进 | | 海南热风农场管理有限公司 | 150.00 | 0.63 | 14.81 | | 王明颐 | 133.33 | 0.56 | 不变 | | 郑勇 ...

Financial Performance - The company's operating revenue for Q1 2025 reached ¥506,311,710.59, representing a 25.53% increase compared to ¥403,345,883.27 in the same period last year[4] - Net profit attributable to shareholders increased by 48.52% to ¥22,693,674.11 from ¥15,279,549.56 year-on-year[4] - The net profit after deducting non-recurring gains and losses surged by 145.21%, amounting to ¥22,650,453.42 compared to ¥9,237,302.97 in the previous year[4] - Basic and diluted earnings per share both rose by 50.00%, reaching ¥0.09 from ¥0.06 in the same period last year[4] - Total operating revenue for Q1 2025 reached ¥506,311,710.59, a 25.6% increase from ¥403,345,883.27 in Q1 2024[21] - Net profit for Q1 2025 was ¥22,693,674.11, representing a 48.7% increase compared to ¥15,279,549.56 in Q1 2024[22] - Basic and diluted earnings per share for Q1 2025 were both ¥0.09, up from ¥0.06 in Q1 2024[23] - Total comprehensive income for Q1 2025 was ¥21,727,915.31, an increase from ¥15,646,566.58 in Q1 2024[23] Assets and Liabilities - Total assets at the end of the reporting period were ¥2,644,320,066.20, a 0.92% increase from ¥2,620,332,357.18 at the end of the previous year[6] - Current assets totaled CNY 1,705,652,441.74, slightly down from CNY 1,715,191,764.99 at the end of 2024[16] - Cash and cash equivalents decreased to CNY 512,946,640.65 from CNY 577,618,002.70[15] - Accounts receivable increased to CNY 423,469,804.73 from CNY 416,703,783.18[16] - Inventory rose to CNY 315,149,614.08 compared to CNY 282,786,988.65 at the end of 2024[16] - Total liabilities were CNY 584,237,601.91, slightly up from CNY 583,665,708.19[17] - Non-current assets increased to CNY 938,667,624.46 from CNY 905,140,592.19[16] - The total liabilities and equity amounted to ¥2,644,320,066.20, up from ¥2,620,332,357.18 in the previous year[18] Cash Flow - The net cash flow from operating activities was negative at -¥9,828,615.80, worsening from -¥3,453,362.59 in the previous year[4] - Cash flow from operating activities for Q1 2025 showed a net outflow of ¥9,828,615.80, compared to a net outflow of ¥3,453,362.59 in Q1 2024[25] - Cash inflow from investment activities in Q1 2025 was ¥50,459,169.24, down from ¥91,815,298.34 in Q1 2024[25] - Cash outflow from investment activities for Q1 2025 totaled ¥134,289,873.40, compared to ¥151,712,523.06 in Q1 2024[25] - The net increase in cash and cash equivalents was -$68,139,575.52[27] - The beginning balance of cash and cash equivalents was $441,955,275.02[27] - The ending balance of cash and cash equivalents was $373,815,699.50[27] Shareholder Information - The company reported a total of 14,649 common shareholders at the end of the reporting period[11] - There were no significant changes in the top 10 shareholders or their shareholding percentages[13] Other Information - The weighted average return on equity increased by 0.34 percentage points to 1.11% from 0.77%[4] - Non-recurring gains and losses amounted to a net total of ¥43,220.69 for the period[9] - The company has not disclosed any new product developments or market expansion strategies during the reporting period[14] - The company reported a decrease in short-term borrowings and other current liabilities[17] - The company's capital reserve increased to ¥1,108,919,584.07 from ¥1,107,231,684.08 year-over-year[18] - Cash inflow from financing activities totaled $25,000,000[27] - Net cash flow from financing activities was $25,000,000[27] - The impact of exchange rate changes on cash and cash equivalents was $519,744.44[27]

Financial Performance - The company's operating revenue for 2024 reached RMB 1,927,965,255.64, representing a year-on-year increase of 7.68% compared to RMB 1,790,465,276.78 in 2023[22]. - The net profit attributable to shareholders of the listed company was RMB 160,904,727.93, up 17.63% from RMB 136,788,665.07 in the previous year[22]. - The net profit after deducting non-recurring gains and losses was RMB 147,014,962.85, reflecting a 24.82% increase from RMB 117,785,533.22 in 2023[22]. - The basic earnings per share for 2024 was RMB 0.67, an increase of 17.54% compared to RMB 0.57 in 2023[24]. - The total assets of the company at the end of 2024 amounted to RMB 2,620,332,357.18, a 9.43% increase from RMB 2,394,547,881.99 at the end of 2023[23]. - The company's net assets attributable to shareholders increased by 2.39% to RMB 2,036,666,648.99 compared to RMB 1,989,143,910.57 at the end of 2023[23]. - The company plans to distribute a cash dividend of RMB 6.0 per 10 shares, totaling RMB 143,520,000, which accounts for 89.20% of the net profit for 2024[6]. - The weighted average return on net assets increased to 8.04% from 6.86% in the previous year, indicating improved profitability[24]. - The company reported a significant decrease in cash flow from operating activities, which was RMB 61,304,470.53, down 66.00% from RMB 180,293,481.42 in 2023[22]. Revenue Breakdown - The total operating revenue for the first quarter of 2024 was CNY 403.35 million, with net profit attributable to shareholders of CNY 15.28 million[27]. - The total operating revenue for the second quarter of 2024 was CNY 495.53 million, with net profit attributable to shareholders of CNY 35.53 million[27]. - The total operating revenue for the third quarter of 2024 was CNY 509.78 million, with net profit attributable to shareholders of CNY 53.23 million[27]. - The total operating revenue for the fourth quarter of 2024 was CNY 519.32 million, with net profit attributable to shareholders of CNY 56.86 million[27]. Research and Development - The company has a research and development team of 127 people, accounting for 14.06% of the total workforce, with 73 invention patents and 205 utility model patents[36]. - The company plans to allocate 6.82% of its operating revenue to research and development expenses in 2024[45]. - The company aims to enhance production capacity and optimize product structure, focusing on applications in new energy and AI servers[73]. - The company plans to increase R&D investment and strengthen collaboration with research institutions to boost technological innovation and accelerate domestic substitution[73]. Market Trends and Opportunities - The demand for aluminum electrolytic capacitors, which use electrode foil as a core material, is expected to grow significantly due to the rapid development of new energy vehicles and AI servers[42][41]. - The market for AI servers is projected to grow from 21.1 billion USD in 2023 to 31.79 billion USD by 2025, with a CAGR of 22.7%[42]. Governance and Compliance - The company has a robust governance structure, holding 1 annual and 4 extraordinary shareholder meetings during the reporting period[78]. - The board of directors consists of 9 members, including 3 independent directors, ensuring compliance with legal requirements[79]. - The company disclosed 4 periodic reports and 61 temporary announcements during the reporting period, ensuring timely and accurate information for investors[80]. - The company actively established and optimized internal control systems to enhance risk prevention capabilities and operational standards[80]. - The company maintained independence from its controlling shareholders and actual controllers, with no significant impacts from related business activities[80]. Environmental Initiatives - The company invested 67.25 million yuan in environmental protection during the reporting period[121]. - The average concentration of COD in wastewater for Nantong Haixing Electronics Co., Ltd. was 15.9 mg/L, with a total annual discharge of 39.05 tons, below the control indicator of 119.91 tons[122]. - The company has established a comprehensive environmental monitoring program, ensuring all pollutant discharge indicators meet standards[127]. - The company has reduced carbon emissions by 4,865.15 tons through various carbon reduction measures[130]. Financial Management - The total amount of guarantees provided by the company, excluding subsidiaries, is 336,000,000.00 RMB, which accounts for 16.50% of the company's net assets[147]. - The total amount of guarantees provided to subsidiaries during the reporting period is 416,000,000.00 RMB[147]. - The company has engaged in cash asset management through entrusted financial products, with a total investment of 30,000.00 RMB[149]. - The expected annual yield for entrusted financial products ranges from 1.3% to 3.2176%[149]. Shareholder Information - The total number of common shareholders as of the end of the reporting period is 12,186, down from 14,649 at the end of the previous month[163]. - The largest shareholder, Nantong Xinhai Star Investment Group Co., Ltd., holds 141,180,000 shares, representing 59.02% of the total shares[165]. - The top ten shareholders collectively hold a significant portion of the company's shares, with the largest three shareholders alone accounting for over 65%[165]. Risk Factors - The company faces market competition risks, particularly from peers in the electrode foil industry, which may impact its competitive position[75]. - Fluctuations in raw material and energy prices pose risks to the company's profitability, particularly due to the reliance on aluminum and electricity[76]. - Changes in macroeconomic conditions and national industrial policies could adversely affect the company's future performance if not addressed promptly[76].