股份权益变动性质： 增持（以资产认购上市公司发行股份、可转换公司债券） 签署日期：二〇二五年十一月 1 上市公司： 珠海光库科技股份有限公司 上市地点： 深圳证券交易所 股票简称： 光库科技 股票代码： 300620.SZ 珠海光库科技股份有限公司 简式权益变动报告书 | 信息披露义务人： | 张关明 | | --- | --- | | 住所： | 江苏省苏州市工业园区**** | | 通讯地址： | 江苏省苏州市工业园区**** | | 一致行动人一： | 刘晓明 | | --- | --- | | 住所： | 江苏省苏州市工业园区**** | | 通讯地址： | 江苏省苏州市工业园区**** | | 一致行动人二： | 苏州讯诺投资合伙企业（有限合伙） | | | | | | --- | --- | --- | --- | --- | --- | | 住所： | 苏州吴中经济开发区河东工业园六丰路 | 53 | 号 4 | 号楼 | 101 | | | 室 | | | | | | 通讯地址： | 苏州吴中经济开发区河东工业园六丰路 | 53 | 号 4 | 号楼 | 101 | | | 室 | | | | ...

珠海光库科技股份有限公司 关于召开 2025 年第二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 年第二次临时股东会 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 12 月 08 日 14:30 证券代码：300620 证券简称：光库科技 公告编号：2025-087 （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 12 月 08 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 12 月 08 日 9:15 至 15:00 的任意时间。 5、会议的召开方式：现场表决与网络投票相结合。 6、会议的股权登记日：2025 ...

Core Insights - The communication equipment sector experienced a rise of 0.86% on November 19, with LianTe Technology leading the gains [1] - The Shanghai Composite Index closed at 3946.74, up 0.18%, while the Shenzhen Component Index closed at 13080.09, unchanged [1] Stock Performance - LianTe Technology (301205) saw a significant increase of 14.48%, closing at 117.00 with a trading volume of 174,200 shares and a turnover of 2.027 billion [1] - Other notable performers included Changxin Bochuang (300548) with a 4.97% increase, closing at 104.77, and Guangku Technology (300620) with a 3.50% increase, closing at 105.61 [1] - Conversely, Huayuan Communication (000586) experienced a decline of 9.99%, closing at 13.69, with a trading volume of 252,200 shares and a turnover of 353 million [2] Capital Flow - The communication equipment sector saw a net inflow of 1.437 billion from institutional investors, while retail investors experienced a net outflow of 872 million [2][3] - Major stocks like Xinyi Technology (300502) had a net inflow of 978 million from institutional investors, while it faced a net outflow of 382 million from retail investors [3] - LianTe Technology (301205) had a net inflow of 238 million from institutional investors, but also saw a net outflow of 185 million from retail investors [3]

Core Viewpoint - The optical module (CPO) index increased by 3% on November 19, with several constituent stocks showing significant gains, indicating a positive trend in the optical module industry [1] Group 1: Industry Performance - The CPO index rose by 3%, reflecting overall growth in the optical module sector [1] - Leading the gains among constituent stocks was LianTe Technology, followed by Changxin Bochuang, Guangku Technology, Dekeli, and Zhongji Xuchuang, which also experienced notable increases [1]

Core Viewpoint - The strength of optical module CPO and other computing hardware is highlighted, with significant gains in related stocks and ETFs, indicating a bullish trend in the AI and computing sectors [1][3]. Group 1: Stock Performance - LianTe Technology led the gains with over 13% increase, followed by Changxin Bochuang with over 5%, and several other stocks like Guangku Technology, Zhongji Xuchuang, Xinyi Sheng, and Tianfu Communication rising over 2% [1]. - The AI-focused ETF (159363) that contains over 54% optical module CPO saw an increase of nearly 2%, achieving a transaction volume exceeding 100 million CNY [1]. Group 2: Market Trends - The demand for 800G optical modules is expected to continue its rapid growth, with significant increases projected for 1.6T shipments and the commencement of 3.2T optical module development [3]. - The market is advised to focus on the first AI ETF tracking the ChiNext AI Index, which has a substantial allocation towards optical module leaders, capturing the AI theme effectively [3].

证券代码：300620 证券简称：光库科技 公告编号：2025-082 珠海光库科技股份有限公司 关于使用部分暂时闲置募集资金进行现金管理的进展公告 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。 珠海光库科技股份有限公司（以下简称"公司"）于 2025 年 8 月 15 日召开第 四届董事会第十七次会议，审议通过《关于增加使用部分暂时闲置募集资金进行现金 管理额度的议案》，公司在确保不影响募投项目建设和正常生产经营的情况下，同意 将暂时闲置募集资金进行现金管理的额度由不超过人民币 20,000 万元增加至不超过 人民币 25,000 万元，用于购买安全性高、流动性好、有保本约定、单项产品投资期 限最长不超过 12 个月的银行结构性存款等产品，进行现金管理的额度在董事会审议 通过之日起十二个月有效，在有效期内可以循环滚动使用，募集资金现金管理到期后 归还至募集资金专用账户，并授权总经理在规定额度范围内行使该项投资决策权，由 财务负责人具体办理相关事项。公司监事会、保荐机构均发表了明确同意的意见。具 体内容详见公司刊载于巨潮资讯网（www.cninfo.com. ...

Group 1 - The optical communication module sector is leading the market with an increase of 2.69% [1] - Tengjing Technology saw a significant rise of 14.55% [1] - Changxin Bochuang increased by 7.23% [1] - Guangku Technology experienced a growth of 5.58% [1] - Companies such as Xingsen Technology, Zhongji Xuchuang, and Xingshuai'er all rose over 4% [1]

证券之星消息，11月14日通信设备板块较上一交易日下跌2.86%，光库科技领跌。当日上证指数报收于 3990.49，下跌0.97%。深证成指报收于13216.03，下跌1.93%。通信设备板块个股涨跌见下表： 从资金流向上来看，当日通信设备板块主力资金净流出58.62亿元，游资资金净流入26.38亿元，散户资金 净流入32.23亿元。通信设备板块个股资金流向见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 600776 | 东方通信 | 13.62 | 4.13% | 57.83万 | | 7.82亿 | | 002583 | 海能达 | 11.76 | 3.16% | 95.35万 | | 11.32亿 | | 600734 | 实达集团 | 3.91 | 2.36% | 149.40万 | | 5.85 乙 | | 301314 | 科瑞思 | 46.01 | 2.24% | 8419.1 | | 3872.27万 | | 300134 | 大富科技 | 11.90 ...

Group 1 - The lithium niobate crystal has multiple photoelectric effects, strong tunability, stable physical and chemical properties, and a wide optical transmission range, making it widely used in SAW filters, optical modulators, phase modulators, optical isolators, and electro-optic Q-switches [2] - Thin-film lithium niobate materials are becoming an important technological direction due to their higher integration and better performance, with domestic manufacturers having a competitive advantage in the LNOI field [2] - The lithium niobate industry chain includes upstream lithium niobate crystals and thin film materials, electron beam writing, and DUV lithography equipment, as well as midstream thin-film lithium niobate modulator chips and devices, and downstream applications, with domestic manufacturers participating in all segments [2] Group 2 - Guangku Technology focuses on products including lithium niobate modulators and possesses ultra-high-speed optical communication modulator chips and modules, which are core optical devices for long-distance coherent optical transmission and ultra-high-speed data centers [3] - Guoxin Technology has established joint laboratories for quantum chips with well-known companies in the quantum field, including Anhui Wentian Quantum Technology Co., Ltd. and its subsidiary Hefei Silizhen Chip Technology Co., Ltd. [3]

Core Viewpoint - Guangku Technology (300620) has indicated that Wuhan Jabil's main business involves the manufacturing of optical components and providing subsystem solutions, highlighting strong product complementarity and strategic synergy in the optical module sector [1] Group 1 - Wuhan Jabil possesses complete manufacturing capabilities for both active and passive optical devices, as well as optical device packaging [1] - The company has a strong customer base and supply chain advantages, which enhance its competitive position in the market [1] - Guangku Technology has advised investors to pay attention to future announcements regarding significant asset restructuring developments [1]