证券代码：300620 证券简称：光库科技 公告编号：2025-058 一、重要提示 本半年度报告摘要来自半年度报告全文，为全面了解本公司的经营成果、财务状况及未来发展规划，投 资者应当到证监会指定媒体仔细阅读半年度报告全文。 所有董事均已出席了审议本报告的董事会会议。 非标准审计意见提示 □适用 √不适用 董事会审议的报告期利润分配预案或公积金转增股本预案 □适用 √不适用 公司计划不派发现金红利，不送红股，不以公积金转增股本。 董事会决议通过的本报告期优先股利润分配预案 □适用 √不适用 二、公司基本情况 ■ 2、主要会计数据和财务指标 公司是否需追溯调整或重述以前年度会计数据 □是 √否 ■ 3、公司股东数量及持股情况 单位：股 ■■ 持股5%以上股东、前10名股东及前10名无限售流通股股东参与转融通业务出借股份情况 □适用 √不适用 1、公司简介 实际控制人报告期内变更 □适用 √不适用 公司报告期实际控制人未发生变更。 前10名股东及前10名无限售流通股股东因转融通出借/归还原因导致较上期发生变化 □适用 √不适用 公司是否具有表决权差异安排 □是 √否 4、控股股东或实际控制人变更情况 控股股东报 ...

光库科技(300620)8月17日晚间发布2025年半年度报告，上半年实现营业收入5.97亿元，同比增长 41.58%；净利润5186.97万元，同比增长70.96%；基本每股收益0.2082元。报告期内，公司积极推进铌 酸锂高速调制器芯片和器件的研发工作，在多个应用领域推进国内外头部客户的产品验证，部分新产品 处于小批量生产及出货阶段。一款高速调制器已通过卫星通讯头部客户量产验证，开始批量出货。 ...

Monetary Policy - The People's Bank of China announced a 0.5 percentage point reduction in the reserve requirement ratio for financial institutions, effective from May 15 [2] - The reserve requirement ratio for auto finance companies and financial leasing companies will be reduced by 5 percentage points [2] Industry Events - The 20th "China Optics Valley" International Optoelectronic Exposition will be held from May 15 to 17, focusing on optoelectronic technology and emerging fields such as AI and smart manufacturing [3] - Multiple industry events, including the 2025 World Digital Education Conference and the 17th China International Battery Technology Exchange Conference, will take place next week [3] E-commerce Promotions - Major e-commerce platforms like Tmall and Suning will kick off their 618 pre-sale activities on May 13, with JD.com also launching its promotional season [4] Stock Market Updates - The Hang Seng Index Company will announce the results of its first-quarter index review on May 16, with changes effective from June 9 [5] - Over 180 billion yuan worth of restricted shares will be unlocked next week, with a peak on May 12 when 15 companies will have a total unlock value of 144.69 billion yuan [7] Earnings Reports - Major internet companies including Alibaba, Tencent, JD.com, and NetEase will release their earnings reports next week, with JD.com reporting on May 13 and Alibaba on May 15 [6] New Stock Listing - Tian Gong Co., Ltd. will be listed on the Beijing Stock Exchange on May 13, focusing on the research, production, and sales of titanium and titanium alloy materials [10]

Group 1 - The core point of the news is that Changying Tong (688143.SH) is undergoing a share transfer and buyback process, with a shareholder planning to sell 1% of the company's shares due to funding needs, while the company has already repurchased approximately 113,000 shares [1] - The shareholder, Aerospace National Adjustment Fund, intends to transfer 1% of the company's shares, which amounts to 1.2237 million shares, and the buyer must be an institutional investor with appropriate pricing and risk-bearing capabilities [1] - As of the end of April, Changying Tong has repurchased shares worth approximately 22.85 million yuan, accounting for 0.9224% of the total share capital, with plans to use 20 million to 40 million yuan for future buybacks [1] Group 2 - In terms of performance, Changying Tong reported a revenue of 65.4635 million yuan in Q1 2025, representing a year-on-year growth of 14.75%, and a net profit of 8.276 million yuan, up 26.76% year-on-year [2] - The company has increased its R&D investment, which reached 7.22 million yuan in Q1 2025, accounting for 11.03% of its revenue, compared to 10.24% in 2024 [2] - Changying Tong plans to launch several key products at the upcoming 20th Optical Expo, including a femtosecond laser fiber grating writing system and a laser beam quality analyzer [2]