（文章来源：证券日报） 证券日报网讯 12月8日，波长光电在互动平台回答投资者提问时表示，公司的实时股东人数不在法定信 息披露范围内，为了保障全体投资者的公平知情权，根据信息披露相关规则，公司股东情况会在定期报 告中予以披露。 ...

Core Insights - Wavelength Optoelectronics experienced a 5.15% increase in stock price, reaching 99.79 CNY per share, with a trading volume of 759 million CNY and a turnover rate of 16.88%, resulting in a total market capitalization of 11.547 billion CNY [1] Company Overview - Nanjing Wavelength Optoelectronics Technology Co., Ltd. is located in Jiangning District, Nanjing, Jiangsu Province, and was established on December 24, 2008. The company went public on August 23, 2023 [1] - The main business involves supplying precision optical components and systems, focusing on industrial laser processing and infrared thermal imaging, providing various optical equipment, design, and testing solutions [1] - Revenue composition includes optical components (46.03%), optical elements (40.16%), and optical system solutions and testing design tools (13.81%) [1] Fund Holdings - The Qianhai Kaiyuan Fund has a significant holding in Wavelength Optoelectronics, with its Qianhai Kaiyuan High-end Equipment Manufacturing Mixed A Fund (001060) holding 193,600 shares, accounting for 8.61% of the fund's net value, making it the largest holding [2] - The fund has realized a floating profit of approximately 946,500 CNY as of the report date [2] Fund Manager Performance - The fund manager, Wei Chun, has been in position for 6 years and 329 days, managing assets totaling 1.623 billion CNY. The best fund return during his tenure is 125.16%, while the worst return is -29.4% [3]

Core Viewpoint - The A-share market's photoresist sector experienced a significant surge due to related rumors, indicating heightened investor interest and potential market movements in this industry [1] Company Summaries - Rongda Photoelectric saw its stock price increase by over 16% [1] - Guofeng New Materials and Xingye Co. both hit the 10% daily limit up [1] - Nanda Optoelectronics' stock rose by more than 9% [1] - Other companies such as Tongcheng New Materials, Jiaxian Co., Glinda, Aerospace Zhiguang, Gaomeng New Materials, and Jingsai Technology all experienced stock increases of over 6% [1] - Wavelength Optoelectronics, New Lai Materials, and Woge Optoelectronics saw their stock prices rise by over 5% [1]

Core Viewpoint - The company emphasizes a combination of independent and collaborative research and development, highlighting its commitment to innovation and partnerships in the field of advanced laser materials and devices [1] Group 1 - The company signed a co-construction agreement for a key laboratory in advanced laser materials and devices with Jiangsu Normal University in 2025 [1] - The collaboration aims to deepen cooperation in research and development and technical services [1]

Core Viewpoint - The company, Boshang Optoelectronics, clarified its main business focus on optical components, assemblies, and optical system solutions, indicating no involvement in storage chip production equipment [2] Group 1 - The company's main business includes optical components and assemblies [2] - The company offers optical system solutions and testing design tools [2] - The company does not have any production equipment related to storage chips [2]

Group 1 - The core point of the article is that Wavelength Optoelectronics (SZ 301421) held its 20th meeting of the 4th Board of Directors on November 18, 2025, where it reviewed the proposal to adjust the members of the Audit Committee [1] - For the year 2024, the revenue composition of Wavelength Optoelectronics is entirely from the optical optoelectronics industry, accounting for 100.0% [1] - As of the report date, the market capitalization of Wavelength Optoelectronics is 10.8 billion yuan [1]

证券代码：301421 证券简称：波长光电 公告编号：2025-057 南京波长光电科技股份有限公司 关于调整第四届董事会审计委员会委员的公告 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。 南京波长光电科技股份有限公司（以下简称"公司"）于 2025 年 11 月 18 日召开第四届董事会第二十次会议，审议通过了《关于调整第四届董事会审计委 员会委员的议案》，现将具体事项公告如下： 一、审计委员会委员调整情况 为进一步优化公司治理结构，结合公司实际情况，公司根据《公司法》及《公 司章程》《董事会审计委员会工作细则》等有关规定，对第四届董事会审计委员 会委员进行了相应调整。董事长黄胜弟先生不再担任公司第四届董事会审计委员 会委员职务，仍继续担任公司董事长、董事会战略委员会主任委员职务。公司董 事会同意选举职工代表董事宋小安先生为公司第四届董事会审计委员会委员，任 期自本次董事会审议通过之日起至第四届董事会任期届满之日止。宋小安先生简 历详见公司同日披露的《关于选举职工代表董事的公告》。 调整前审计委员会成员：葛军（独立董事、主任委员）、季学庆（独立董事）、 黄 ...

具体内容详见公司同日披露于巨潮资讯网（www.cninfo.com.cn）的《关于调 整第四届董事会审计委员会委员的公告》。 南京波长光电科技股份有限公司 第四届董事会第二十次会议决议公告 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。 一、董事会会议召开情况 南京波长光电科技股份有限公司（以下简称"公司"）第四届董事会第二十 次会议于 2025 年 11 月 18 日以现场结合通讯的方式在公司会议室召开。本次会 议经召集人说明并经全体董事同意豁免会议通知时间要求，会议通知以口头、通 讯等方式向全体董事送达。会议由董事长黄胜弟先生召集和主持，应出席会议董 事 9 名，实际出席会议董事 9 名（其中黄胜弟、朱敏、葛军、季学庆、毛磊以通 讯方式参加会议），公司高级管理人员列席会议。与会董事以投票方式对会议审 议内容进行表决。本次会议的召集、召开程序符合《公司法》和《公司章程》的 有关规定。 二、董事会会议审议情况 （一）审议通过了《关于调整第四届董事会审计委员会委员的议案》 证券代码：301421 证券简称：波长光电 公告编号：2025-055 表决结果：9 票同 ...

证券代码：301421 证券简称：波长光电 公告编号：2025-056 南京波长光电科技股份有限公司 关于选举职工代表董事的公告 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。 近日，南京波长光电科技股份有限公司（以下简称"公司"）召开职工代表 大会，审议通过了《关于选举宋小安为公司职工代表董事的议案》等议案，现将 本次选举职工代表董事事项公告如下： 一、选举职工代表董事基本情况 为稳妥有序做好新《公司法》的贯彻落实工作，中国证监会发布了《关于新 <公司法>配套制度规则实施相关过渡期安排》《上市公司章程指引》等配套部 门规章及规范性文件。公司根据上述相关规定，结合实际情况，修订了《公司章 程》及其附件，并调整了公司治理结构，公司董事会成员人数为 9 名保持不变， 将其中 1 名非独立董事调整为职工代表董事。 结合公司实际情况，公司召开职工代表大会审议通过了《关于选举宋小安为 公司职工代表董事的议案》，经与会职工代表现场表决，选举宋小安先生担任公 司第四届董事会职工代表董事，与公司现任第四届董事会非职工代表董事共同组 成公司第四届董事会，任期自本次职工代表大会选 ...

Core Viewpoint - The company, Wavelength Optoelectronics (301421.SZ), primarily focuses on optical components, component series, optical system solutions, and detection design tools, and does not have any production equipment related to storage chips [1] Group 1 - The main business of the company includes optical components and systems [1] - The company does not engage in the production of storage chips [1]