证券代码：300331 证券简称：苏大维格 公告编号：2025-062 苏州苏大维格科技集团股份有限公司（以下简称"公司"）于 2025 年 9 月 5 日召开第六届董事会第十一次会议，审议通过了《关于使用暂时闲置募集资金进 行现金管理的议案》，同意公司及公司全资子公司苏州维旺科技有限公司之全资 子公司盐城维旺科技有限公司在确保不影响募集资金投资项目建设及正常经营， 并有效控制风险的前提下，结合公司及子公司实际经营情况，使用额度不超过人 民币 4.9 亿元的暂时闲置募集资金购买投资期限不超过 12 个月的安全性高、流 动性好、有保本约定的产品（包括但不限于协定性存款、结构性存款、定期存款、 通知存款、大额存单等）。现金管理产品不得进行质押。在上述额度范围内，资 金可以滚动使用，期限自公司董事会审议通过后 12 个月内有效（即 2025 年 9 月 6 日至 2026 年 9 月 5 日）。具体内容详见公司在中国证监会指定创业板信息披 露网站刊登的相关公告。 现将公司近期使用部分闲置募集资金进行现金管理的情况公告如下： | 一、近期使用暂时闲置募集资金购买现金管理产品到期赎回的情况 | | --- | | 委托 ...

证券代码：300331 证券简称：苏大维格 公告编号：2025-060 苏州苏大维格科技集团股份有限公司 关于收购常州维普半导体设备有限公司 51%股权 暨关联交易的公告 本次交易转让方中深创新资本、红土一号与公司 5%以上股东转型升级基金 皆为深圳市创新投资集团有限公司控制的下属企业，根据《深圳证券交易所创业 板股票上市规则》等相关规定，深创新资本、红土一号为公司关联方，本次交易 构成关联交易。 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示： 1、苏州苏大维格科技集团股份有限公司（以下简称"公司"或"苏大维格"） 拟以自有或自筹资金 51,000.00 万元收购常州维普半导体设备有限公司（以下简 称"常州维普"或"标的公司"）51%股权（以下简称"本次交易"）。本次交易完 成后，常州维普成为公司控股子公司，纳入公司合并报表范围。 2、常州维普部分股东深圳市创新资本投资有限公司（以下简称"深创新资 本"）、深圳市红土一号私募股权投资基金合伙企业（有限合伙）（以下简称"红 土一号"）与公司持股 5%以上股东深创投红土私募股权投资基金管理（深圳）有 限 ...

本报告依据中国资产评估准则编制 苏州苏大维格科技集团股份有限公司 拟收购股权 涉及的常州维普半导体设备有限公司 股东全部权益价值 资产评估报告 中水致远评报字[2025]第 020837 号 （共1册，第1册） 中水致远资产评估有限公司 二Ｏ二五年十一月五日 | 目 录 | | | --- | --- | | 声 明 | 1 | | 摘 要 | 2 | | 正 文 | 5 | | 一、委托人、被评估单位和其他资产评估报告使用人概况 | 5 | | 二、评估目的 | 13 | | 三、评估对象和评估范围 | 14 | | 四、价值类型 | 19 | | 五、评估基准日 | 19 | | 六、评估依据 | 20 | | 七、评估方法 | 24 | | 八、收益法的具体评估方法应用 | 25 | | 九、市场法的具体评估方法应用 | 27 | | 十、评估程序实施过程和情况 | 28 | | 十一、评估假设 | 31 | | 十二、评估结论 | 33 | | 十三、特别事项说明 | 34 | | 十四、资产评估报告使用限制说明 | 38 | | 十五、资产评估报告日 | 38 | | 资产评估报告附件 | 40 | ...

证券代码：300331 证券简称：苏大维格 公告编号：2025-061 苏州苏大维格科技集团股份有限公司 关于召开 2025 年第三次临时股东会的通知 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。 一、召开会议的基本情况 1、股东会届次：2025 年第三次临时股东会 （3）公司聘请的见证律师及相关人员。 2、股东会的召集人：董事会 3、本次会议的召集、召开符合《中华人民共和国公司法》《深圳证券交易所创业板股票 上市规则》《深圳证券交易所上市公司自律监管指引第 2 号—创业板上市公司规范运作》等 法律、行政法规、部门规章、规范性文件及《公司章程》的有关规定。 4、会议时间： （1）现场会议时间：2025 年 11 月 24 日 14:00 （2）网络投票时间：通过深圳证券交易所系统进行网络投票的具体时间为 2025 年 11 月 24 日 9:15-9:25，9:30-11:30，13:00-15:00；通过深圳证券交易所互联网投票系统投票 的具体时间为 2025 年 11 月 24 日 9:15 至 15:00 的任意时间。 5、会议的召开方式：现场表决与网 ...

一、会议召开情况 苏州苏大维格科技集团股份有限公司（以下简称"公司"或"苏大维格"） 第六届董事会第十三次会议于 2025 年 10 月 31 日以传真、电子邮件和专人送达 的方式发出会议通知，并于 2025 年 11 月 6 日以现场结合通讯方式召开。会议 应到董事 9 名，实到董事 9 名；公司高级管理人员列席会议。本次会议由公司 董事长朱志坚先生主持。会议的召开符合有关法律法规及《公司章程》的规定， 会议合法有效。 二、会议审议情况 证券代码：300331 证券简称：苏大维格 公告编号：2025-059 苏州苏大维格科技集团股份有限公司 第六届董事会第十三次会议决议公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 2、审议通过《关于召开公司 2025 年第三次临时股东会的议案》 会议以记名投票表决方式审议通过了以下议案： 1、《关于收购常州维普半导体设备有限公司 51%股权暨关联交易的议案》 同意公司使用自有及自筹资金 51,000.00 万元收购常州维普半导体设备有 限公司（以下简称"常州维普"）51%股权并签署《附条件生效的股权购买协议》， 本次 ...

每经头条（nbdtoutiao）——36天，美国联邦政府"停摆"创纪录！航空濒临关闭，军饷发放困难，债务 增超6000亿美元...... （记者 王晓波） 每经AI快讯，苏大维格（SZ 300331，收盘价：37.11元）11月6日晚间发布公告称，公司第六届第十三 次董事会会议于2025年11月6日以现场结合通讯方式召开。会议审议了《关于召开公司2025年第三次临 时股东会的议案》等文件。 2024年1至12月份，苏大维格的营业收入构成为：工业占比98.95%，其他业务占比1.05%。 截至发稿，苏大维格市值为96亿元。 ...

Core Viewpoint - Su Dawei Ge plans to acquire 51% of Changzhou Weipu for 510 million yuan, aiming to enhance its position in the semiconductor equipment sector, particularly in photomask defect detection and wafer defect detection [1][2] Group 1: Acquisition Details - The acquisition agreement was signed on November 6, 2025, with various shareholders of Changzhou Weipu [1] - The transaction will make Changzhou Weipu a subsidiary of Su Dawei Ge, consolidating it into the company's financial statements [1] Group 2: Company Profile - Changzhou Weipu is recognized as a "little giant" enterprise in Jiangsu Province, specializing in the R&D, production, and sales of photomask defect detection equipment and wafer defect detection equipment [1] - The company is one of the few in China that has achieved large-scale production in the semiconductor photomask defect detection equipment field, with self-developed technology and products [1] Group 3: Strategic Benefits - The acquisition will allow both companies to leverage their strengths in laser direct writing lithography and photomask defect detection [2] - Su Dawei Ge can utilize Changzhou Weipu's customer resources and production experience to accelerate the mass application of laser direct writing lithography machines in semiconductor photomask manufacturing [2] - The collaboration is expected to foster continuous upgrades of laser direct writing lithography machines and photomask defect detection equipment, creating new profit growth points for the company [2]

Core Viewpoint - Su Dawei Ge is a leading company in the micro-nano optical field in China, with a comprehensive capability in design, manufacturing, and equipment development for micro-nano optical products [1] Group 1: Business Performance - In Q3 2025, Su Dawei Ge reported revenue of 1.507 billion yuan, ranking 5th in the industry out of 26 companies, with the industry leader, O-film, generating 15.816 billion yuan [2] - The main business revenue consists of micro-nano optical products and equipment at 857 million yuan, accounting for 87.32% of total revenue, while reflective materials contributed 118 million yuan (12.00%) and other products contributed 6.7172 million yuan (0.68%) [2] - The net profit for the same period was 35.9547 million yuan, ranking 14th in the industry, with the top performer, Crystal Optoelectronics, achieving 988 million yuan [2] Group 2: Financial Ratios - As of Q3 2025, Su Dawei Ge's debt-to-asset ratio was 45.49%, slightly up from 45.23% year-on-year, which is higher than the industry average of 36.11% [3] - The gross profit margin for the same period was 18.62%, down from 19.89% year-on-year, and below the industry average of 26.98% [3] Group 3: Executive Compensation - The chairman and president, Zhu Zhijian, received a salary of 760,000 yuan in 2024, an increase of 136,000 yuan from 624,000 yuan in 2023 [4] Group 4: Shareholder Information - As of September 30, 2025, the number of A-share shareholders increased by 45.75% to 44,700, while the average number of circulating A-shares held per shareholder decreased by 31.39% to 4,703.45 [5]

Core Insights - The 2025 Jiangsu Industry-University-Research Cooperation Conference showcased revolutionary advancements in material science, including real-time capture of microstructural evolution and temperature-responsive materials [1] Group 1: In-Situ CT Technology - The in-situ CT technology developed by Nanjing University of Technology addresses industry pain points by allowing observation of material structure evolution under extreme conditions, simulating environments from -150°C to 2000°C [2] - This technology enables three-dimensional quantitative observation of material changes, providing direct evidence for performance optimization [2] - Currently, over 230 universities and research institutions have adopted this technology, with ongoing development for more advanced and standardized devices [3] Group 2: Thermoresponsive Elastin-like Protein Gel - The elastin-like protein gel developed by Jiangsu Peiteng Biotechnology Co., Ltd. transforms from liquid to solid at body temperature, making it ideal for regenerative medicine applications [3][4] - The gel's temperature-responsive feature allows it to act as a "3D scaffold," supporting cell growth and guiding orderly cell arrangement [3] - This material is suitable for various applications, including stem cell culture, organ construction, drug screening, and aesthetic medicine [3] Group 3: Transparent Display Technology - Suzhou Su Da Wei Ge Technology Group has developed a transparent nanophotonic display that seamlessly integrates virtual and real images, enhancing visual experiences [5] - The nanograting structure on the glass allows for efficient light manipulation, creating virtual images while maintaining background clarity [6] - This display technology has potential applications in cultural venues and automotive displays, improving user interaction and reducing driver fatigue [6]

Market Overview - The optical and optoelectronic sector increased by 0.73% on October 27, with Dongtianwei leading the gains [1] - The Shanghai Composite Index closed at 3996.94, up 1.18%, while the Shenzhen Component Index closed at 13489.4, up 1.51% [1] Top Performers - Dongtianwei (301183) closed at 113.96, rising by 12.72% with a trading volume of 151,200 shares [1] - Chen Zhan Optoelectronics (003019) closed at 36.87, up 8.86% with a trading volume of 135,200 shares [1] - Ge Bi Jia (920438) closed at 40.42, increasing by 7.67% with a trading volume of 74,400 shares [1] - Su Da Wei Ge (300331) closed at 35.35, up 6.16% with a trading volume of 310,800 shares [1] Decliners - Ying Fei Te (300582) closed at 15.49, down 4.03% with a trading volume of 96,200 shares [2] - Wei Xin Nuo (002387) closed at 8.51, decreasing by 3.62% with a trading volume of 276,300 shares [2] - *ST Yu Shun (002289) closed at 35.39, down 3.44% with a trading volume of 21,400 shares [2] Capital Flow - The optical and optoelectronic sector experienced a net outflow of 1.041 billion yuan from institutional investors, while retail investors saw a net inflow of 1.117 billion yuan [2][3] - Major stocks like Su Da Wei Ge and San An Optoelectronics had mixed capital flows, with Su Da Wei Ge seeing a net inflow of 1.05 billion yuan from institutional investors [3]