Core Viewpoint - The company, Saiweiwei Electronics (688325.SH), has signed a property transaction contract to purchase a property in Shanghai for approximately RMB 151 million, aimed at supporting its fundraising projects and daily office needs [1] Group 1: Property Acquisition - Saiweiwei's wholly-owned subsidiary, Shanghai Sai'erwei Microelectronics Technology Co., Ltd., will acquire a property located in the Shanghai Integrated Circuit Design Industrial Park [1] - The total purchase price for the property is approximately RMB 151 million, subject to the final agreement [1] Group 2: Funding and Capital Increase - To address the funding needs for subsequent renovations and related facilities, the company plans to use up to RMB 15 million of its excess fundraising for these expenditures [1] - The company will prioritize using excess funds from the fundraising account for the property purchase, with any shortfall to be covered by increasing the paid-in capital of Sai'erwei [1]

Core Viewpoint - The company, Saiweiwei Electronics (688325.SH), has signed a property transaction contract to purchase a property in Shanghai for approximately RMB 151 million, aimed at supporting its fundraising projects and daily office needs [1] Group 1: Property Acquisition - Saiweiwei's wholly-owned subsidiary, Shanghai Sai'erwei Microelectronics Technology Co., Ltd. (referred to as "Sai'erwei"), will acquire the property located in the Shanghai Integrated Circuit Design Industrial Park [1] - The total purchase price for the property is approximately RMB 151 million, subject to the final agreement [1] Group 2: Funding and Capital Increase - To address the funding needs for subsequent renovations and related facilities, the company plans to use up to RMB 15 million of its excess fundraising for these expenditures [1] - The company will prioritize using excess funds from the fundraising account for the property purchase, and any shortfall will be covered by increasing the registered capital of Sai'erwei using excess funds [1]

证券代码：688325 证券简称：赛微微电 公告编号：2025-072 广东赛微微电子股份有限公司 关于召开2025年第四次临时股东会的通知 本公司董事会及全体董事保证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。 重要内容提示： 一、 召开会议的基本情况 （一） 股东会类型和届次 2025年第四次临时股东会 召开日期时间：2025 年 12 月 2 日 14 点 30 分 召开地点：广东省东莞市松山湖园区工业南路 6 号 3 栋公司 301 会议室 （五） 网络投票的系统、起止日期和投票时间。 网络投票系统：上海证券交易所股东会网络投票系统 网络投票起止时间：自2025 年 12 月 2 日 至2025 年 12 月 2 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 东会召开当日的交易时间段，即 9:15-9:25,9:30-11:30，13:00-15:00；通过互联网 （七） 涉及公开征集股东投票权 不涉及 二、 会议审议事项 本次股东会审议议案及投票股东类型 | 序号 | 议案名称 | 投票股东类型 | | --- ...

国泰海通证券股份有限公司 关于广东赛微微电子股份有限公司 使用自有资金及银行信贷资金等支付募投项目部分 款项并以募集资金等额置换的核查意见 国泰海通证券股份有限公司（以下简称"保荐机构"、"国泰海通"）作为广 东赛微微电子股份有限公司（以下简称"赛微微电"、"公司"）持续督导的保荐 机构，根据《证券发行上市保荐业务管理办法》《上海证券交易所科创板股票上 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》 等法律法规的相关规定，对赛微微电使用自有资金及银行信贷资金等支付募投 项目部分款项并以募集资金等额置换的事项进行了核查，核查情况及核查意见 如下： 一、募集资金基本情况 根据中国证券监督管理委员会（以下简称"中国证监会"）于 2022 年 3 月 4 日出具的《关于同意广东赛微微电子股份有限公司首次公开发行股票注册的批 复》（证监许可[2022]467 号），公司获准向社会公开发行人民币普通股 2,000.00 万股，每股发行价格为人民币 74.55 元，募集资金总额为 149,100.00 万元，扣除 发行费用 13,560.78 万元（不含增值税）后，募集资金净额为 135,539 ...

| 发行名称 | 2022 | 年首次公开发行股份 | | | | | | --- | --- | --- | --- | --- | --- | --- | | 募集资金总额 | | 149,100.00 | | 万元 | | | | 募集资金净额 | | 135,539.22 | | 万元 | | | | 超募资金金额 | | 54,622.96 | | 万元 | | | | 募集资金到账时间 | | 2022 年 月 | 4 | | 19 | 日 | 二、超募资金使用安排 | 超募资金金额 | 54,622.96 | 万元 | | --- | --- | --- | | 前次已使用金额 | 26,123.18 万元 | | | 本次使用用途及金 | 其他，具体用途，用于募投项目相关房产的装修及配套设施 | | | 额 | 建设支出，不超过 1,500 万元。 | | 三、变更部分超募资金使用用途的相关情况说明及原因 公司于 2023年 2月 21日召开第一届董事会第二十一次会议、第一届监事会 第十九次会议，审议通过了《关于变更募集资金投资项目实施方式及调整内部 投资结构的议案》、《关于使用超募资金增加 ...

证券代码：688325 证券简称：赛微微电 公告编号：2025-071 广东赛微微电子股份有限公司 具体情况详见公司于2023年2月22日披露的《关于变更募集资金投资项目实 施方式及调整内部投资结构的公告》《关于使用超募资金增加全资子公司实收资 本用于购买房产的公告》《关于签署购房意向协议的公告》。 二、本次购置房产的进展情况 1. 为适应公司战略与发展需要，保证和推进公司募投项目的实施，赛而微与 张江集电于近日签署了《上海市产权交易合同》，根据本次签署的《上海市产权 交易合同》的交易价款计算，公司计划使用募集资金15,133.94万元受让张江集电 持有的上海集芯睿建筑科技有限公司（即房产项目公司）100%股权，间接取得 前述房产，在前述授权范围内，以上费用未涵盖交易过程中实际产生的手续费等。 合同主要条款如下： （一）产权交易标的 1.本合同标的为甲方所持有的上海集芯睿建筑科技有限公司100%股权及转 让方对标的企业的人民币6513.050786万元的债权。 关于使用部分募集资金购置房产的进展公告 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 ...

证券代码：688325 证券简称：赛微微电 公告编号：2025-073 | 发行名称 | 2022 | 年首次公开发行股份 | | | --- | --- | --- | --- | | 募集资金总额 | | 149,100.00 | 万元 | | 募集资金净额 | | 135,539.22 | 万元 | | 超募资金金额 | 54,622.96 | 万元 | | --- | --- | --- | | 募集资金到账时 | | | | 间 | 2022 年 4 月 | 19 日 | 二、超募资金使用安排 广东赛微微电子股份有限公司 关于变更部分超募资金使用用途并增加全资子公司 实收资本的公告 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： 公司全资子公司上海赛而微微电子科技有限公司（以下简称"赛而微"） 于近期与上海张江集成电路产业区开发有限公司（以下简称"张江集电"）签 订产权交易合同，采用受让项目公司股权的形式购买位于上海集成电路设计 产业园一处房产，用于公司募投项目的建设及日常办公需求，合同约定的购 房总 ...

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。 广东赛微微电子股份有限公司（以下简称"公司"）于2025年11月13日召开 了第二届董事会第十三次会议，审议通过了《关于使用自有资金、银行信贷资金 等支付募投项目部分款项并以募集资金等额置换的议案》，同意公司在募集资金 投资项目（以下简称"募投项目"）实施期间，使用自有资金、银行信贷资金等 支付募投项目部分款项并以募集资金等额置换，并明确了上述等额置换的具体操 作流程规范。公司保荐机构国泰海通证券股份有限公司（以下简称"保荐机构"） 对此出具了明确的核查意见。现将具体情况公告如下： 一、募集资金基本情况 证券代码：688325 证券简称：赛微微电 公告编号：2025-074 2023 年 2 月 22 日，赛而微与张江集电签订购房意向协议，约定拟采用资产 转让或转让项目公司股权的形式完成本次交易，并经审议机构审议通过后 15 个 单位：万元 序号 项目名称 项目总投资金额 募集资金投资金额 1 消费电子电池管理及电源管理芯片研发 及产业化项目 23,888.38 23,888 ...

Core Viewpoint - The stock of Saiwei Microelectronics has experienced a significant increase of 74.20% year-to-date, but has recently faced a decline of 7.94% over the past five trading days and 9.89% over the past twenty days [1] Group 1: Company Overview - Saiwei Microelectronics, established on November 2, 2009, and listed on April 22, 2022, is located in Dongguan, Guangdong Province, focusing on the research and sales of analog chips, primarily battery management chips [1] - The company's main business revenue is entirely derived from chips, accounting for 100% of its income [1] Group 2: Financial Performance - For the period from January to September 2025, Saiwei Microelectronics achieved a revenue of 344 million yuan, representing a year-on-year growth of 22.37%, while the net profit attributable to shareholders was 62 million yuan, up 3.23% year-on-year [2] - Since its A-share listing, the company has distributed a total of 101 million yuan in dividends [3] Group 3: Shareholder and Market Activity - As of September 30, 2025, the number of shareholders for Saiwei Microelectronics was 7,180, a decrease of 19.41% from the previous period, with an average of 7,499 circulating shares per shareholder, an increase of 24.08% [2] - The stock has appeared on the "Dragon and Tiger List" three times this year, with the most recent instance on September 26, where it recorded a net purchase of 51.92 million yuan [1]

Core Insights - The stock of Saiwei Microelectronics experienced a decline of 1.55% on November 4, with a trading volume of 61.56 million yuan [1] - The company reported a financing buy-in of 2.87 million yuan and a net financing outflow of 1.81 million yuan on the same day [1] - As of November 4, the total margin balance for Saiwei Microelectronics was 287 million yuan, accounting for 4.03% of its market capitalization [1] Financial Performance - For the period from January to September 2025, Saiwei Microelectronics achieved a revenue of 344 million yuan, representing a year-on-year growth of 22.37% [2] - The net profit attributable to the parent company for the same period was 62.00 million yuan, reflecting a year-on-year increase of 3.23% [2] Shareholder Information - As of September 30, 2025, the number of shareholders for Saiwei Microelectronics was 7,180, a decrease of 19.41% compared to the previous period [2] - The average number of circulating shares per shareholder increased by 24.08% to 7,499 shares [2] - The company has distributed a total of 101 million yuan in dividends since its A-share listing [3] Institutional Holdings - As of September 30, 2025, Penghua Youxuan Growth Mixed Fund (010488) was the fourth largest circulating shareholder, holding 1.58 million shares, an increase of 146,600 shares from the previous period [3] - Penghua Power Growth Mixed Fund (LOF) (160610) ranked as the ninth largest circulating shareholder with 1.14 million shares, an increase of 31,000 shares [3] - Penghua Industrial Upgrade Mixed Fund (011568) has exited the list of the top ten circulating shareholders [3]