杭州格林达电子材料股份有限公司 证券投资管理制度 第一章 总 则 第一条 为规范杭州格林达电子材料股份有限公司（以下简称"公司"）的 证券投资行为以及相关信息披露工作，防范证券投资风险，保证证券投资资金 的安全和有效增值，实现证券投资决策的科学化、规范化、制度化，根据《中 华人民共和国公司法》《中华人民共和国证券法》《上海证券交易所股票上市规 则》《上海证券交易所上市公司自律监管指引第 5 号——交易与关联交易》等法 律、法规、规范性文件以及《杭州格林达电子材料股份有限公司章程》（以下简 称《公司章程》）的相关规定，特制定本制度。 第二条 本制度适用于公司及子公司的证券投资行为。未经公司同意，子公 司不得进行证券投资。子公司开展证券投资亦需履行本制度所规定的信息披露 程序。 第三条 本制度所称的证券投资，包括但不限于 IPO 认购、新股配售或者申 购、证券回购、股票及存托凭证投资、债券投资以及上海证券交易所认定的其 他投资行为。 第四条 公司证券投资的原则： （一）公司的证券投资应遵守国家法律法规、规范性文件等相关规定； （二）公司的证券投资应当遵循合法、审慎、安全、有效的原则，建立健 全内控制度，控制投资风 ...

一、董事会会议召开情况 杭州格林达电子材料股份有限公司（以下简称"公司"）第三届董事会第十 二次会议于 2025 年 9 月 25 日在公司会议室以现场会议结合通讯方式召开。本次 董事会应出席董事 7 人，实际出席董事 7 人。公司高级管理人员列席了会议。本 次会议的召集、召开符合《公司法》和《公司章程》及其他有关法律法规的规定， 会议合法有效。 二、董事会会议审议情况 证券代码：603931 证券简称：格林达 公告编号：2025-047 杭州格林达电子材料股份有限公司 第三届董事会第十二次会议决议公告 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个别及连带责任。 杭州格林达电子材料股份有限公司董事会 2025 年 9 月 26 日 （一）、审议通过《关于制定<证券投资管理制度>的议案》。 为促进公司的规范运作，规范公司证券投资行为，公司根据《中华人民共和 国公司法》、《中华人民共和国证券法》等法律，公司部门规章制度、业务规则以 及《杭州格林达电子材料股份有限公司章程》，新制定了《证券投资管理制度》。 具体内容详见公司同日披露于上海证 ...

Core Viewpoint - The company announced that its shareholder, Ningbo Polymer Venture Capital Partnership (Limited Partnership), has completed a share reduction plan, selling a total of 5,986,000 shares, which represents 3% of the company's total equity [1] Summary by Relevant Sections - **Share Reduction Details** - The shareholder executed the share reduction through centralized bidding [1] - After the reduction, the shareholder holds 33,667,723 shares, equating to a 16.87% ownership stake in the company [1]

Group 1 - Company Greeenda (SH 603931) announced on September 24 that it received a notice from Poly Investment regarding the implementation results of its share reduction plan [1] - During the reduction period, Poly Investment reduced its holdings by approximately 5.99 million shares, accounting for 3% of the company's total share capital [1] - The share reduction plan has been completed as of the announcement date [1] Group 2 - As of the time of reporting, Greeenda's market capitalization is 6.1 billion yuan [2]

Core Points - The company, Glinda (603931.SH), announced the completion of a share reduction plan by 聚合投资, which involved a total reduction of 5.986 million shares, accounting for 3% of the company's total share capital [1] - After the reduction, 聚合投资 holds 33.6677 million shares, representing a 16.87% ownership stake in the company [1]

格隆汇9月24日丨格林达(603931.SH)公布，公司于2025年9月24日收到聚合投资出具的《股份减持计划 实施结果告知函》，在减持期间，聚合投资通过集中竞价方式累计减持所持公司股份598.6万股，减持 股份数量占公司总股本的3%，本次减持计划实施完毕。本次减持后聚合投资持有公司股票3366.77万 股，持股比例为16.87%。 ...

减持计划的实施结果情况 公司于 2025 年 9 月 24 日收到聚合投资出具的《股份减持计划实施结果告知 函》，在减持期间，聚合投资通过集中竞价方式累计减持所持公司股份 5,986,000 股，减持股份数量占公司总股本的 3%，本次减持计划实施完毕。本次减持后聚 合投资持有公司股票 33,667,723 股，持股比例为 16.87%。 | 股东名称 | 宁波聚合创业投资基金合伙企业（有限合伙） | | | | --- | --- | --- | --- | | 股东身份 | 控股股东、实控人及一致行动人 | □是 | √否 | | | 直接持股 5%以上股东 | √是 | □否 | | | 董事、监事和高级管理人员 | □是 | √否 | | | 其他：无 | | | | 持股数量 | 39,653,723股 | | | 证券代码：603931 证券简称：格林达 公告编号：2025-046 杭州格林达电子材料股份有限公司 关于持股 5%以上股东减持股份结果公告 本公司董事会、全体董事及相关股东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 ...

Group 1 - The OLED concept sector increased by 3.03%, ranking 10th among concept sectors, with 126 stocks rising, including Jiangfeng Electronics which hit a 20% limit up [1] - Notable gainers in the OLED sector include Tongcheng New Materials, Beifang Huachuang, and Glinda, all reaching the limit up, while Jingwang Electronics, Lihexing, and Hanbo High-tech saw significant declines [1][2] - The OLED sector attracted a net inflow of 5.884 billion yuan from main funds, with 91 stocks receiving net inflows, and 21 stocks exceeding 100 million yuan in net inflows [2] Group 2 - The top net inflow stocks in the OLED sector include Beifang Huachuang with 1.215 billion yuan, followed by Haowei Group, Jiangfeng Electronics, and Lens Technology [2] - The net inflow ratios for Glinda, Tongcheng New Materials, and Taiji Industry were the highest at 25.46%, 19.66%, and 17.32% respectively [3][4] - Jiangfeng Electronics had a trading volume of 54.518 million yuan and a net inflow ratio of 14.50% [3][4] Group 3 - The overall market performance showed a mixed trend, with some sectors like the third-generation semiconductors and advanced packaging also experiencing gains [2] - The market dynamics indicate a strong interest in OLED technology, reflected in the significant capital inflows and stock performance [2][3]

Market Performance - The electronic chemicals sector increased by 5.44% on September 24, with Xingfu Electronics leading the gains [1] - The Shanghai Composite Index closed at 3853.64, up 0.83%, while the Shenzhen Component Index closed at 13356.14, up 1.8% [1] Stock Highlights - Xingfu Electronics (688545) closed at 39.32, up 19.99% with a trading volume of 249,900 shares and a transaction value of 929 million [1] - Nanda Optoelectronics (300346) closed at 42.94, up 12.50% with a trading volume of 1,514,700 shares [1] - Anji Technology (610889) closed at 218.50, up 11.88% with a transaction value of 1.977 billion [1] - Other notable stocks include Grinda (603931) up 9.99% and Shanghai Xinyang (300236) up 9.71% [1] Capital Flow - The electronic chemicals sector saw a net inflow of 1.278 billion from institutional investors, while retail investors experienced a net outflow of 561 million [2][3] - The main stocks with significant net inflows include Nanda Optoelectronics with 190 million and Xingfu Electronics with 143 million [3] Individual Stock Performance - Nanda Optoelectronics had a net inflow of 1.90 billion from institutional investors, while retail investors had a net outflow of 1.21 billion [3] - Xingfu Electronics experienced a net inflow of 1.43 billion from institutional investors, with retail investors seeing a net outflow of 557 million [3] - Other stocks like Zhongjuxin (688549) and Rongda Photosensitive (300576) also reported significant net inflows from institutional investors [3]

Group 1: Research Basic Information - The research object is Glinda, belonging to the electronic chemicals industry, with a reception time of September 23, 2025, and the listed company's reception staff are General Manager Fang Weihua and Board Secretary Zhang Qi [17] Group 2: Detailed Research Institutions - The detailed research institutions include Yude Investment (with contact person Sun Jiali), Xianghe Investment (with contact person Yang Zhan), and CITIC Construction Investment (with contact persons Deng Haozhu, Sui Chong, and Wang Mandan) [18] Group 3: Main Content - The project "Research and Industrialization Verification of Key Materials for Integrated Circuit Manufacturing Production Line Components, Materials, and Key Equipment" undertaken by the company from the Ministry of Industry and Information Technology is in the overall acceptance stage, and the company is steadily advancing the project acceptance work [24] - The company's core product, the developer solution, has major customers such as BOE Group, South Korea's LG Group, China Star Optoelectronics, Tianma Microelectronics, and Visionox. The overall global new display industry in 2025 is continuously adjusting in a complex environment, with the annual panel demand down 2% compared to expectations according to Sigmaintell's data [24] - The MinLED technology has obvious demand growth in the mid - to high - end TV and in - vehicle display markets; the OLED technology shows diversified development, with a slowdown in the smartphone and TV markets and rapid penetration in the PC market; the in - vehicle display market is gradually decelerating in growth, and adding value has become the short - term key [25][26] - The Sichuan factory obtained the work safety license in Q3 2024 and passed the system certification. Its products are being tested on multiple production lines of major downstream customers. In the first half of this year, the developer solution of the Sichuan factory achieved successful single - factory transfer testing, signed a framework contract, and completed volume supply switching in Southwest system customers, with a revenue of 33.0984 million yuan in H1 2025 [24][26] - The share - reduction plan of Ningbo Juhe Venture Capital Investment Fund Partnership (Limited Partnership) is still in progress from June 27, 2025, to September 26, 2025, and the company will continue to supervise the shareholder to complete the share - reduction work legally and disclose information in a timely manner [26]