Meeting Information - The shareholders' meeting is scheduled for September 15, 2025, at 14:00 [1] - The meeting will be held at the company's conference room located at Zhangjiang Integrated Circuit Design Industrial Park, Shanghai [1] - Voting will be conducted through both on-site and online methods [1] Voting Procedures - The online voting system used will be the Shanghai Stock Exchange's shareholder meeting online voting system [1] - Voting will be available from 9:15 to 15:00 on the day of the meeting [1] - Specific voting times through the trading system are from 9:15-9:25, 9:30-11:30, and 13:00-15:00 [1] Shareholder Rights - Shareholders registered by the close of trading on September 8, 2025, are entitled to attend the meeting [4] - Shareholders can appoint a proxy to attend and vote on their behalf [4] - The company will not accept telephone registrations for attendance [4] Agenda Items - The meeting will review a non-cumulative voting proposal regarding business registration changes [2] - The proposal has been approved by the company's board and was disclosed on August 27, 2025 [2] Attendance and Registration - Shareholders or their proxies must arrive at least half an hour early to register [10] - Registration will take place at the company's securities department [4][10] Contact Information - For inquiries, shareholders can contact the company's securities department at 021-60753051 [5]

公司为提高募集资金使用效益，将部分暂时闲置募集资金购买结构性存款、收 益凭证、通知存款。 证券代码：688230 证券简称：芯导科技 公告编号：2025-021 上海芯导电子科技股份有限公司 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、准确性和完整性依法承担法律责任。 按照中国证监会《上市公司募集资金监管规则》、上海证券交易所颁布的《上 海证券交易所科创板上市公司自律监管指引第1号——规范运作》及相关格式指引 的要求，现将上海芯导电子科技股份有限公司（以下简称"公司"、"本公司"） 一、募集资金基本情况 （一）实际募集资金金额、资金到账时间 经中国证券监督管理委员会《关于同意上海芯导电子科技股份有限公司首次公 开发行股票注册的批复》（证监许可[2021]3364号）的批准，公司2021年12月于上 海证券交易所向社会公众公开发行人民币普通股(A股)15,000,000.00股，发行价为 币175,256,603.78元，余额为人民币1,846,893,396.22元，另外扣除中介机构费和其 他发行费用人民币16,404,716.98元（ ...

上海芯导电子科技股份有限公司 董事、高级管理人员行为准则 第一章 总则 第一条 为了规范上海芯导电子科技股份有限公司（以下简称"公司"）董 事、高级管理人员的行为，完善公司治理，根据《中华人民共和国公司法》（以 下简称"《公司法》"）、《中华人民共和国证券法》（以下简称"《证券法》"）、 《上海证券交易所科创板股票上市规则》（以下简称"《科创板上市规则》"）、 《上海证券交易所科创板上市公司自律监管指引第1号——规范运作》等相关法 律、法规、规范性文件以及《上海芯导电子科技股份有限公司章程》（以下简称 "《公司章程》"）的规定，特制定本行为准则。 第二条 本准则适用于公司的董事及高级管理人员。 第三条 公司董事、高级管理人员应自觉学习《公司法》《证券法》及国家 有关法律、法规、规范性文件，不断提高自身素质和修养，增强法律意识和现代 企业经营意识，掌握最新政策导向和经济发展趋势。 第四条 公司董事、高级管理人员应当诚实守信，不得损害投资者特别是中 小投资者的合法权益。 第二章 声明与承诺 第五条 上市公司董事和高级管理人员应当在公司股票首次上市前，新任董 事和高级管理人员应当在任职后1个月内，签署并向上海证券交 ...

Core Viewpoint - Shanghai Prisemi Electronics Co., Ltd. has announced the cancellation of its supervisory board and the revision of its articles of association, which will be submitted for approval at the shareholders' meeting [1][2]. Group 1: Cancellation of Supervisory Board - The company will no longer establish a supervisory board or supervisors, with the powers previously held by the supervisory board being transferred to the audit committee of the board of directors [1][2]. - The rules governing the supervisory board will be abolished accordingly [1]. Group 2: Revision of Articles of Association - The company plans to revise certain provisions in its articles of association in accordance with relevant laws and regulations, including the Company Law and the Securities Law [1][2]. - The revised articles will be disclosed on the Shanghai Stock Exchange website [2]. Group 3: Governance System Updates - The company aims to enhance its internal management mechanisms by formulating and revising several governance systems, including information disclosure management and management of directors and senior executives [2][3]. - The proposed governance systems have been approved by the board of directors but will require shareholder approval to take effect [3].

Investment Overview - The company plans to utilize idle self-owned funds for cash management to improve fund efficiency without affecting normal operations, with a maximum investment amount of RMB 1.15 billion [2][3] - The source of funds for this cash management is the company's idle self-owned funds, which are legal and compliant [2] - The investment will focus on high liquidity and safety products, including but not limited to bank wealth management products and brokerage wealth management products [2][3] Approval Process - The company's board of directors approved the cash management proposal on August 25, 2025, allowing the use of up to RMB 1.15 billion for investment [3] - The investment decision-making authority is delegated to the chairman, with the finance director responsible for implementation and the finance department handling specific operations [2][3] Investment Duration - The investment authorization is valid for 12 months from the date of board approval [3] Risk Management - The company will strictly control risks according to its internal regulations and will analyze and monitor the targeted financial products [4] - The internal audit department will oversee the use and custody of funds, conducting quarterly checks and reporting to the audit committee [4] Impact on the Company - The cash management initiative is designed to enhance fund efficiency and generate investment returns without disrupting daily operations or the main business [5] - The company will follow relevant accounting standards for financial instruments in its accounting treatment of the purchased wealth management products [5]

证券代码：688230 证券简称：芯导科技 公告编号：2025-024 上海芯导电子科技股份有限公司 投资金额 最高额度不超过人民币 12 亿元（含本数） 安全性高、流动性好且满足保本要求的理财产品或存 投资种类 款类产品（包括但不限于结构性存款、定期存款、大 额存单、收益凭证等） 资金来源 募集资金（含超募资金） ? 已履行及拟履行的审议程序 公司于 2025 年 8 月 25 日分别召开第二届董事会第二十次会议、第二届 监事会第十九次会议，审议通过了《关于使用部分暂时闲置募集资金进行现 金管理的议案》，保荐机构国元证券股份有限公司（以下简称"保荐机构"） 对上述事项出具了明确的核查意见。该事项在公司董事会审批权限范围内， 无需提交公司股东大会审批。 ? 特别风险提示 尽管公司选择低风险投资品种的现金管理产品，但金融市场受宏观经济 的影响较大，公司将根据经济形势以及金融市场的变化适时适量地介入，但 不排除该项投资受到市场波动的影响。敬请广大投资者谨慎决策，注意防范 投资风险。 一、投资情况概述 （一）投资目的 为提高募集资金使用效率，合理利用部分暂时闲置募集资金，在确保不影响 募集资金项目建设和使用、募集资 ...

Core Viewpoint - The company plans to utilize part of its temporarily idle raised funds for cash management to enhance fund efficiency and generate additional returns for the company and its shareholders [1][6][8]. Fundraising Basic Information - The company was approved by the China Securities Regulatory Commission to publicly issue 15 million shares at a price of RMB 134.81 per share, raising a total of RMB 1,830.49 million [1][2]. Fund Investment Project Details - The total investment for the high-performance power management chip development project is RMB 443.76 million, which will be funded by the raised capital [3]. Cash Management Plan - The company intends to use up to RMB 1.2 billion of temporarily idle raised funds for cash management, ensuring that it does not affect the progress of fundraising projects or the company's normal operations [4][5]. - The funds will be invested in low-risk, high-liquidity financial products, with a maximum investment period of 12 months [5]. Approval Process - The board of directors approved the cash management plan on August 25, 2025, allowing the use of idle funds within the specified limits and timeframe [6][7]. - The supervisory board also reviewed and approved the plan, confirming compliance with relevant regulations and ensuring no adverse impact on the company's fundraising projects [7][8]. Sponsor's Verification Opinion - The sponsor believes that the cash management plan has followed necessary approval procedures and complies with relevant regulations, ensuring that it will not change the intended use of the raised funds or affect the normal operation of the company [8].

上海芯导电子科技股份有限公司 董事、高级管理人员行为准则 第一章 总则 第一条 为了规范上海芯导电子科技股份有限公司（以下简称"公司"）董 事、高级管理人员的行为，完善公司治理，根据《中华人民共和国公司法》（以 下简称"《公司法》"）、《中华人民共和国证券法》（以下简称"《证券法》"）、 《上海证券交易所科创板股票上市规则》（以下简称"《科创板上市规则》"）、 《上海证券交易所科创板上市公司自律监管指引第1号——规范运作》等相关法 律、法规、规范性文件以及《上海芯导电子科技股份有限公司章程》（以下简称 "《公司章程》"）的规定，特制定本行为准则。 第二条 本准则适用于公司的董事及高级管理人员。 第三条 公司董事、高级管理人员应自觉学习《公司法》《证券法》及国家 有关法律、法规、规范性文件，不断提高自身素质和修养，增强法律意识和现代 企业经营意识，掌握最新政策导向和经济发展趋势。 第四条 公司董事、高级管理人员应当诚实守信，不得损害投资者特别是中 小投资者的合法权益。 第二章 声明与承诺 第五条 上市公司董事和高级管理人员应当在公司股票首次上市前，新任董 事和高级管理人员应当在任职后1个月内，签署并向上海证券交 ...

证券代码：688230 证券简称：芯导科技 公告编号：2025-021 上海芯导电子科技股份有限公司 2025年半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、准确性和完整性依法承担法律责任。 按照中国证监会《上市公司募集资金监管规则》、上海证券交易所颁布的《上 海证券交易所科创板上市公司自律监管指引第1号——规范运作》及相关格式指引 的要求，现将上海芯导电子科技股份有限公司（以下简称"公司"、"本公司"） 2025年半年度募集资金存放与实际使用情况报告如下： 一、募集资金基本情况 （一）实际募集资金金额、资金到账时间 经中国证券监督管理委员会《关于同意上海芯导电子科技股份有限公司首次公 开发行股票注册的批复》（证监许可[2021]3364号）的批准，公司2021年12月于上 海证券交易所向社会公众公开发行人民币普通股(A股)15,000,000.00股，发行价为 134.81元/股，募集资金总额为人民币2,022,150,000.00元，扣除承销及保荐费用人民 币175,256,603.78元，余额为人民币1 ...

证券代码：688230 证券简称：芯导科技 公告编号：2025-024 上海芯导电子科技股份有限公司 关于使用部分暂时闲置募集资金进行现金管理的公告 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： 基本情况 | 投资金额 | 最高额度不超过人民币 12 亿元（含本数） | | --- | --- | | 投资种类 | 安全性高、流动性好且满足保本要求的理财产品或存 款类产品（包括但不限于结构性存款、定期存款、大 | | | 额存单、收益凭证等） | | 资金来源 | 募集资金（含超募资金） | 已履行及拟履行的审议程序 公司于 2025 年 8 月 25 日分别召开第二届董事会第二十次会议、第二届 监事会第十九次会议，审议通过了《关于使用部分暂时闲置募集资金进行现 金管理的议案》，保荐机构国元证券股份有限公司（以下简称"保荐机构"） 对上述事项出具了明确的核查意见。该事项在公司董事会审批权限范围内， 无需提交公司股东大会审批。 特别风险提示 尽管公司选择低风险投资品种的现金管理产品，但金融市场受宏观经济 的影响 ...