证券代码：300331 证券简称：苏大维格 公告编号：2025-064 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 暨关联交易的进展公告 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。 1、本次购买公司股票行为是标的公司创始股东履行与公司签订的《附条件 生效的股权购买协议》及《股权购买协议备忘录》义务，符合相关法律法规及深 圳证券交易所业务规则等有关规定，不会导致公司股权分布不具备上市条件、不 会导致公司控股股东及实际控制人发生变化。 2、公司将持续关注本次收购股权相关事项后续进展并及时履行必要的信息 披露义务。 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"） 分别于 2025 年 11 月 6 日召开第六届董事会第十三次会议，2025 年 11 月 24 日 召开 2025 年第三次临时股东会，审议通过《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"或"标的公司"） 部分股东 ...

国浩律师（上海）事务所 法律意见书 关于苏州苏大维格科技集团股份有限公司 2025年第三次临时股东会的法律意见书 致：苏州苏大维格科技集团股份有限公司 国浩律师（上海）事务所（以下简称"本所"）接受苏州苏大维格科技集团股 份有限公司（以下简称"公司"）委托，指派本所律师出席公司 2025 年第三次临 时股东会（以下简称"本次股东会"或"本次会议"）。本所律师根据《中华人民共 和国证券法》（以下简称"《证券法》"）、《中华人民共和国公司法》（以下简 称"《公司法》"）、《上市公司股东会规则》（以下简称"《股东会规则》"）等 法律、法规、部门规章和规范性文件以及《苏州苏大维格科技集团股份有限公司 章程》（以下简称"《公司章程》"）的规定，就公司本次股东会的召集与召开 程序、出席会议人员资格、召集人资格、会议表决程序和表决结果的合法性等有 关法律问题出具法律意见书。 国浩律师（上海）事务所 Grandall Law Firm (Shanghai) 中国 上海 上海市静安区山西北路 99 号苏河湾中心 MT25-28 楼，200085 25-28/F, Suhe Centre, 99 North Shanxi Roa ...

证券代码：300331 证券简称：苏大维格 公告编号：2025-063 苏州苏大维格科技集团股份有限公司 2025 年第三次临时股东会决议公告 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。 特别提示： 2、本次股东会不涉及变更以往股东会已通过的决议。 一、会议召开和出席情况 苏州苏大维格科技集团股份有限公司（以下简称"公司"）2025 年第三次 临时股东会于 2025 年 11 月 7 日发出会议通知，本次股东会以现场投票和网络 投票相结合的方式进行，其中： 1、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 日的 9:15—9：25，9：30—11:30 和 13:00—15:00； 2、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—15：00 期间的任意时间； 3、现场会议于 2025 年 11 月 24 日 14：00 在苏州工业园区新昌路 68 号公 司三楼多功能会议室召开。 1、本次股东会未出现否决议案的情形。 本次股东会由公司董事会召集，董事长朱志坚先生主持，会议的召集 ...

Group 1 - The core viewpoint of the news is that the A-share market's photoresist concept stocks experienced a collective rise, driven by an upcoming seminar on advanced technology and industrial applications in photoresist and integrated circuit materials [1] Group 2 - Notable stocks include Guofeng New Materials, which saw a limit-up increase of 10.04%, with a total market value of 7.069 billion and a year-to-date increase of 55.93% [2] - Baichuan Co. increased by 9.95%, with a market value of 5.122 billion and a year-to-date increase of 16.36% [2] - Fuxiang Pharmaceutical rose by 7.60%, with a market value of 10.5 billion and a year-to-date increase of 134.17% [2] - Dongcai Technology increased by 7.45%, with a market value of 18.4 billion and a year-to-date increase of 141.75% [2] - Tengjing Technology rose by 5.46%, with a market value of 20.1 billion and a year-to-date increase of 287.66% [2] - Shanghai Xinyang and Su Da Weige both saw increases of over 4%, with market values of 18.2 billion and 8.335 billion respectively [2]

Core Viewpoint - The A-share market saw a collective rise in photolithography resin concept stocks, driven by the upcoming 2025 Photolithography and Integrated Circuit Materials Advanced Technology and Industry Application Seminar scheduled for November 20-21, themed "Photolithography Breakthrough, Material Gathering in Shaoxing" [1] Group 1: Stock Performance - Guofeng New Materials (000859) experienced a limit-up increase of 10.04%, with a total market value of 7.069 billion and a year-to-date increase of 55.93% [2] - Baichuan Co., Ltd. (002455) recorded a rise of 7.60%, with a market capitalization of 5.122 billion and a year-to-date increase of 16.36% [2] - Fuxiang Pharmaceutical (300497) rose by 7.60%, with a market value of 10.5 billion and a year-to-date increase of 134.17% [2] - Dongcai Technology (601208) increased by 7.45%, with a market capitalization of 18.4 billion and a year-to-date increase of 141.75% [2] - Tengjing Technology (688195) saw a rise of 5.46%, with a market value of 20.1 billion and a year-to-date increase of 287.66% [2] - Shanghai Xinyang (300236) increased by 4.68%, with a market capitalization of 18.2 billion and a year-to-date increase of 56.30% [2] - Sudavige (300331) rose by 4.29%, with a market value of 8.335 billion and a year-to-date increase of 48.41% [2]

Group 1 - The A-share market is experiencing a surge in investment interest in the semiconductor sector, particularly with the entry of "cross-border players" [1] - Companies like Hunan Heshun Petroleum and Dream Home are planning acquisitions to gain control over semiconductor firms, indicating a trend of cross-industry investment [1] - Internal players in the semiconductor industry are also engaging in capital operations for technological enhancement and vertical integration, as seen with Shenzhen Yintang and Suzhou Su Dawei Ge [1] Group 2 - Companies such as Chipone Microelectronics and Hunan Guokewei are initiating mergers and acquisitions across various core areas of the semiconductor industry, highlighting a clear trend of industry consolidation [2] - The vertical integration of industry chain enterprises is expected to optimize the structure and enhance the overall efficiency and competitiveness of China's semiconductor industry [2] - A number of domestic semiconductor companies are accelerating their entry into the capital market, with several IPOs being approved or registered in November [2] Group 3 - The investment enthusiasm in listed companies reflects the significant development potential and strategic value of the semiconductor industry [3] - The global semiconductor market is projected to reach 43.71 trillion yuan by 2024 and grow to 65.48 trillion yuan by 2029, while China's market is expected to reach 16.02 trillion yuan in 2024 and 28.13 trillion yuan by 2029 [3] - Future development in the semiconductor industry will see deeper specialization in segments like design, manufacturing, and testing, driven by actual demand in automotive electronics and IoT [3]

Core Viewpoint - Suzhou Su Da Wei Ge Technology Group Co., Ltd. has experienced a significant stock price fluctuation, with a year-to-date increase of 42.49% but a recent decline of 16.54% over the past five trading days [1] Financial Performance - For the period from January to September 2025, the company achieved a revenue of 1.507 billion yuan, representing a year-on-year growth of 7.96% [2] - The net profit attributable to the parent company was 35.68 million yuan, showing a year-on-year decrease of 9.37% [2] Stock Market Activity - As of November 12, the stock price was 30.82 yuan per share, with a market capitalization of 8.003 billion yuan [1] - The stock has been on the "龙虎榜" (a list of stocks with significant trading activity) twice this year, with the most recent net purchase of 112 million yuan on September 5 [1] Shareholder Information - As of September 30, 2025, the number of shareholders increased to 44,700, a rise of 45.75% from the previous period [2] - The average number of circulating shares per shareholder decreased by 31.39% to 4,703 shares [2] Dividend History - Since its A-share listing, the company has distributed a total of 108 million yuan in dividends, with no dividends paid in the last three years [3] Institutional Holdings - As of September 30, 2025, Hong Kong Central Clearing Limited was the fourth-largest circulating shareholder, holding 2.3076 million shares, a decrease of 109,300 shares from the previous period [3]

Core Viewpoint - Suzhou Suda Weige Technology Group Co., Ltd. has experienced a decline in stock price recently, despite a significant increase in stock price year-to-date, indicating potential volatility in the market [1][2]. Financial Performance - For the period from January to September 2025, the company achieved a revenue of 1.507 billion yuan, representing a year-on-year growth of 7.96%. However, the net profit attributable to shareholders decreased by 9.37% to 35.68 million yuan [2]. - The company has cumulatively distributed 108 million yuan in dividends since its A-share listing, with no dividends distributed in the past three years [3]. Stock Market Activity - As of November 11, the stock price of Suzhou Suda Weige was 32.08 yuan per share, with a market capitalization of 8.33 billion yuan. The stock has increased by 48.31% year-to-date but has seen a decline of 7.87% over the last five trading days [1]. - The company has appeared on the "龙虎榜" (a stock trading list) twice this year, with the most recent net purchase of 112 million yuan on September 5 [1]. Shareholder Information - As of September 30, the number of shareholders increased by 45.75% to 44,700, while the average circulating shares per person decreased by 31.39% to 4,703 shares [2]. - The fourth-largest circulating shareholder is Hong Kong Central Clearing Limited, holding 2.3076 million shares, which is a decrease of 109,300 shares compared to the previous period [3].

Group 1: Company Overview and Acquisition - Suzhou Su Da Wei Ge Technology Group Co., Ltd. is acquiring Changzhou Weipu Semiconductor Equipment Co., Ltd. [2] - The acquisition aims to enhance control, governance, and synergy between the two companies [4][5]. Group 2: Market and Product Insights - The global market size for defect detection equipment in 2023 is approximately $12.8 billion, with mask defect detection equipment accounting for about $1.81 billion [3]. - The domestic market for mask defect detection equipment is largely monopolized by major players like KLA and Lasertec, with a domestic production rate of less than 3% [3]. Group 3: Financial Projections and Performance - Changzhou Weipu's projected revenue for 2025 is approximately ¥136.57 million, with a net profit forecast of ¥60.58 million [6]. - As of October 31, 2025, Changzhou Weipu has orders worth approximately ¥250 million and contract liabilities exceeding ¥100 million [6]. Group 4: Strategic Advantages and Future Outlook - Changzhou Weipu is one of the few companies in China that has achieved large-scale production in the semiconductor mask defect detection equipment sector [4]. - The acquisition is expected to improve the company's profit levels and support high-quality development through collaborative efforts in technology and business [5][6].

Summary of the Conference Call for Su Da Wei Ge's Acquisition of Changzhou Wei Pu Company and Industry Overview - **Company**: Su Da Wei Ge (苏大维格) - **Acquired Company**: Changzhou Wei Pu (常州维普) - **Industry**: Semiconductor Equipment, specifically focusing on mask defect detection equipment - **Market Size**: The global mask defect detection equipment market is expected to reach $2.2 billion by 2025, with a domestic market share of 30%-40% but a low localization rate [2][4][5] Key Points and Arguments Acquisition Details - Su Da Wei Ge acquired 51% of Changzhou Wei Pu for a total valuation of 1 billion RMB ($150 million) [2][6] - The acquisition aims to quickly enter the mask defect detection equipment market, which has high barriers and profit margins [2][5] Financial Performance of Changzhou Wei Pu - Expected revenue for 2024: 64 million RMB ($9.6 million) with a net profit of 15.5 million RMB ($2.3 million) [2][6] - Revenue for January to October 2025: 114 million RMB ($17 million) with a net profit exceeding 51 million RMB ($7.6 million) [2][6] - Projected 2025 revenue: 136 million RMB ($20.4 million) with a net profit exceeding 60 million RMB ($9 million) [10] Strategic Importance of the Acquisition - The acquisition enhances Su Da Wei Ge's competitiveness in the semiconductor manufacturing sector, particularly in mask manufacturing and detection equipment [4][9] - It allows for improved technology levels and customer stickiness due to the high difficulty and strong customer loyalty in the mask defect detection equipment market [9][35] Market Dynamics and Competitive Position - The semiconductor equipment market is projected to reach $125.5 billion by 2025, with lithography equipment accounting for 22% and measurement equipment for 11% [4] - Changzhou Wei Pu's products, such as the Storm series, are competitively priced compared to rivals like KLA [12][24] Synergies and Collaboration - The collaboration between Su Da Wei Ge and Changzhou Wei Pu is expected to drive advancements in technology and product improvements, leveraging each company's strengths [11][35] - Changzhou Wei Pu's core team, primarily from Huawei, brings strong algorithm capabilities, enhancing product development [12][16] Future Growth and Market Strategy - Future growth for Su Da Wei Ge is anticipated from traditional optical materials, high-brightness light guide materials, and advanced equipment for mask manufacturing [7][8] - The company plans to focus on the Storm 5,000 series, which is expected to cover nearly 90% of the mask quantity and meet the demand for advanced process nodes [22][23][24] Valuation and Financial Projections - The acquisition valuation of 1 billion RMB is supported by performance commitments and aligns with industry standards, reflecting a reasonable price-to-earnings ratio [40] - The acquisition is expected to contribute positively to Su Da Wei Ge's financial statements, enhancing its overall business layout in the semiconductor sector [35] Additional Important Insights - The acquisition does not require major asset restructuring approval, simplifying the transaction process [9] - The management structure post-acquisition will include board representation from Su Da Wei Ge while allowing Changzhou Wei Pu's team to maintain operational control [37][41] - The focus remains on enhancing customer satisfaction and loyalty through maintenance services, which represent a stable revenue source [27] This summary encapsulates the critical aspects of the conference call regarding Su Da Wei Ge's acquisition of Changzhou Wei Pu, highlighting the strategic, financial, and operational implications of the deal.