证券代码：688400 证券简称：凌云光 公告编号：2025-076 凌云光技术股份有限公司 第二届董事会第十九次会议决议公告 一、董事会会议召开情况 凌云光技术股份有限公司（以下简称"公司"）第二届董事会第十九次会议 于 2025 年 9 月 19 日以现场结合通讯方式在公司会议室召开。会议通知已于会前 通过邮件的方式送达公司全体董事。本次会议应出席董事 9 人，实际出席董事 9 人。本次会议由公司董事长姚毅先生召集和主持，公司部分高管列席。会议的召 集、召开程序符合《公司法》和《公司章程》有关规定，会议决议合法、有效。 二、董事会会议审议情况 经与会董事审议表决，形成决议如下： （一）审议通过《关于调整第四次回购计划回购价格上限的议案》 经审议，同意公司将第四次回购计划的回购股份价格上限由不高于人民币 34.98 元/股（含）调整为不高于人民币 52.00 元/股（含），调整后的价格上限不 超过董事会审议通过本次决议前 30 个交易日公司股票交易均价的 150%。除上述 内容调整外，公司第四次回购股份方案的其他内容无变化。 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， ...

证券代码：688400 证券简称：凌云光 公告编号：2025-077 凌云光技术股份有限公司 关于调整第四次回购计划回购价格上限的公告 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、准确性和完整性依法承担法律责任。 一、本次回购股份的基本情况及进展 公司于 2024 年 11 月 28 日召开第二届董事会第十二次会议，审议通过了《关 于以集中竞价交易方式第四次回购公司股份方案的议案》，同意公司以自有资金 通过上海证券交易所交易系统以集中竞价交易方式回购公司已发行的部分人民 币普通股（A 股）股票，并在未来适宜时机全部用于员工持股计划或股权激励 计划。回购价格不超过 35.00 元/股（含），回购资金总额不低于人民币 5,000.00 万元，不超过人民币 10,000.00 万元，回购期限为自公司董事会审议通过本次回 购方案之日起 12 个月内。具体详见公司于 2024 年 11 月 29 日在上海证券交易 所网站（www.sse.com.cn）披露的《关于以集中竞价方式第四次回购股份方案的 公告》。 公司于 2025 年 4 月 25 日召开第二届董事会 ...

Group 1 - The company, Lingyun Guang, held its 19th meeting of the second board on September 19, 2025, where it reviewed the proposal to adjust the upper limit of the fourth repurchase plan [1] - As of the report, Lingyun Guang's market capitalization is 23.4 billion yuan [3] Group 2 - For the year 2024, the company's revenue composition is as follows: machine vision accounts for 72.56%, while optical communication accounts for 27.44% [2]

凌云光公告，同意公司将第四次回购计划的回购股份价格上限由不高于人民币34.98元/股（含）调整为 不高于人民币52元/股（含），调整后的价格上限不超过董事会审议通过本次决议前 30个交易日公司股 票交易均价的 150%。 ...

Group 1 - The company, Lingyun Guang (688400.SH), announced an adjustment to its share repurchase plan, increasing the maximum repurchase price from 34.98 yuan per share to 52.00 yuan per share [1] - The total amount allocated for the share repurchase will be no less than 50 million yuan and no more than 100 million yuan [1] - The board of directors has approved this adjustment without the need for a shareholder meeting [1]

进一步统计，近3个月内该股累计发生6笔大宗交易，合计成交金额为2411.05万元。 9月18日凌云光大宗交易一览 | 成交量 | 成交金额 | 成交价 | 相对当日收盘 | | | | --- | --- | --- | --- | --- | --- | | （万 | （万元） | 格 | 折溢价（%） | 买方营业部 | 卖方营业部 | | 股） | | （元） | | | | | 11.63 | 500.09 | 43.00 | -14.03 | 中信证券股份有限公司 | 中国银河证券股份有限公司 | | | | | | 总部(非营业场所) | 深圳龙华证券营业部 | | 10.00 | 430.00 | 43.00 | -14.03 | 机构专用 | 中国银河证券股份有限公司 | | | | | | | 深圳龙华证券营业部 | | 10.00 | 430.00 | 43.00 | -14.03 | 机构专用 | 中国银河证券股份有限公司 | | | | | | | 深圳龙华证券营业部 | | 8.00 | 344.00 | 43.00 | -14.03 | 机构专用 | 中国银河证券股份有限公司 | ...

Core Insights - Lingyun Guang's stock rose by 12.46% on September 18, closing at 50.02 yuan, with a total of 5 block trades amounting to 446,300 shares and a total transaction value of 19.19 million yuan [1][2]. Trading Activity - The first block trade occurred at a price of 43.00 yuan for 116,300 shares, totaling 5.00 million yuan, with a premium rate of -14.03%. The buyer was from CITIC Securities Headquarters, and the seller was from China Galaxy Securities Shenzhen Longhua [1]. - The second block trade also had a price of 43.00 yuan for 50,000 shares, totaling 2.15 million yuan, with the same premium rate and buyer/seller arrangement as the first trade [1]. - The third block trade involved 100,000 shares at 43.00 yuan, totaling 4.30 million yuan, maintaining the same premium rate, with the buyer being an institutional investor [1]. - The fourth block trade was for 100,000 shares at 43.00 yuan, totaling 4.30 million yuan, with the same premium rate and buyer/seller arrangement as the third trade [1]. - The fifth block trade involved 80,000 shares at 43.00 yuan, totaling 3.44 million yuan, again with the same premium rate and buyer/seller arrangement [2]. Recent Performance - Over the past three months, Lingyun Guang has recorded a total of 6 block trades with a cumulative transaction value of 24.11 million yuan. In the last 5 trading days, the stock has increased by 22.39%, with a net inflow of 121 million yuan from major funds [2].

Group 1 - A total of 83 stocks experienced block trades in the A-share market on September 18, with a total transaction value of 11.257 billion yuan [1] - The top three stocks by transaction value were Pudong Development Bank (6.368 billion yuan), Shenghong Technology (3.073 billion yuan), and Haoyuan Pharmaceutical (276 million yuan) [1] - Among the stocks, 21 were traded at par, 8 at a premium, and 54 at a discount; the highest premium rates were for Bangyan Technology (12.72%), Pudong Development Bank (3.29%), and Huayu Pharmaceutical-W (2.99%) [1] Group 2 - The top stocks by institutional buy amounts included Shenghong Technology (2.499 billion yuan), Dameng Data (70.342 million yuan), and Yinzhijie (54.357 million yuan) [1] - The top stocks by institutional sell amounts were Sanhua Intelligent Controls (9.11 million yuan), New Industry (7.968 million yuan), and Hailiang Co. (4.9551 million yuan) [2]

Core Viewpoint - The AI industry chain is experiencing a surge, expanding from PCB and CPO to more branches, with OCS concept stocks witnessing significant growth in the market [1] Group 1: Market Performance - OCS concept stocks collectively surged, with notable increases in share prices: Dekoli up 20%, Guangku Technology up over 17%, Lingyun Light up over 16%, and others like Tengjing Technology and Saiwei Electronics also showing gains [1][2] - The trading volume for Dekoli reached 165,400 shares, while Guangku Technology saw 325,900 shares traded [2] Group 2: OCS Technology Overview - OCS (Optical Circuit Switch) technology differs from traditional switches by reconstructing the physical path of optical signals, leading to higher bandwidth capacity, lower latency, and reduced energy consumption [3] - The technology is gaining attention as data volumes grow exponentially, with OCS potentially leading the next era of optical communication [3] Group 3: Industry Developments - The 26th China International Optoelectronic Exposition showcased OCS as a mainstream direction for next-generation switching technology, with multiple manufacturers, including Guangku Technology and Lingyun Light, presenting their OCS solutions [2][3] - Google has implemented OCS in its Jupiter data center network, achieving a 30% increase in throughput, a 40% reduction in power consumption, and a 50-fold decrease in network downtime [3] Group 4: Challenges and Competition - OCS technology faces challenges such as high costs, the need for upgrades to existing optical modules, and the requirement for standardization to ensure compatibility among different manufacturers [4] - The competitive landscape includes ongoing iterations of electrical switches and optical-electrical hybrid solutions, which may pose alternatives to OCS as the industry evolves [4]

Group 1 - DeepSeek-R1 inference model research paper published in the prestigious journal Nature, marking a significant achievement for the DeepSeek team led by Liang Wenfeng [1] - As of September 18, 2025, the CSI Artificial Intelligence Industry Index rose by 3.26%, with notable stock performances including Lingyun Guang up by 16.91% and Heertai reaching a daily limit up [1] - The Artificial Intelligence ETF (515980) saw a half-day increase of 3.37%, with a total scale reaching 6.925 billion yuan and a net inflow of 110 million yuan [1] Group 2 - The World Trade Organization (WTO) projects that AI could increase global trade in goods and services by nearly 40% by 2040, with trade costs reduction and productivity improvements driving significant growth [2] - Goldman Sachs highlights a resurgence in investment narratives for AI infrastructure in China, with daily token consumption for enterprise-level AI models reaching 10.2 trillion in the first half of 2025, a 363% increase from the second half of 2024 [2] - Guosen Securities notes that global AI computing power demand is on the rise, with domestic markets accelerating the localization of computing power due to foreign restrictions [2] Group 3 - The Huafu Artificial Intelligence ETF (515980) focuses on high AI purity stocks while covering various segments of the AI field, aiming to help investors capitalize on the current technology bull market driven by AI [4] - The ETF includes a selection of stocks with notable performance, such as Zhongji Xuchuang up by 1.69% and Keda Xunfei up by 2.54%, indicating strong market interest in AI-related companies [4]