Core Insights - Changguang Huaxin has achieved mass production of its 100G EML in the optical communication sector [1] - The company has begun sample delivery of its 200G EML, and its 100G VCSEL, 100mW CW DFB, and 70mW CWDM4DFB chips have reached mass production shipping levels [1] - The recent increase in computing power demand has led to major overseas optical module manufacturers validating multiple chip models from the company with successful results [1]

Core Viewpoint - The announcement details the completion of share reduction plans by major shareholders and a board member of Suzhou Changguang Huaxin Optoelectronics Technology Co., Ltd, indicating a strategic move in the company's equity structure [2][3]. Group 1: Shareholder Reduction Details - Suzhou Yinglei Venture Capital Partnership (Limited Partnership) held 26,130,000 shares, representing 14.82% of the total share capital before the reduction plan [2]. - The reduction plan involved a maximum of 2,613,000 shares, accounting for up to 1.48% of the total share capital, with 1,760,000 shares to be sold via centralized bidding and 853,000 shares through block trading [2]. - As of November 11, 2025, the shareholder successfully reduced their holdings by 2,613,000 shares, completing the planned reduction [2]. Group 2: Board Member Reduction Details - Board member Tan Shaoyang held 105,040 shares, which is 0.0596% of the total share capital prior to the reduction [3]. - Tan planned to reduce holdings by up to 26,260 shares, representing a maximum of 0.0149% of the total share capital, with the reduction not exceeding 25% of his total holdings [3]. - By November 11, 2025, Tan successfully reduced his holdings by 26,260 shares, completing the planned reduction [3]. Group 3: Implementation Results - The reduction plans for both the shareholder and the board member were fully executed as per the disclosed plans [5]. - The actual reductions met the previously disclosed minimum reduction quantities [5]. - There was no early termination of the reduction plans [5].

证券日报网讯 11月11日晚间，长光华芯发布公告称，截至2025年11月11日，苏州英镭创业投资合伙企 业（有限合伙）已经通过集中竞价交易和大宗交易方式减持公司股份2，613，000股，占公司总股本的 1.48%，本次减持计划完成。截至2025年11月11日，公司职工董事谭少阳已经通过集中竞价交易和大宗 交易方式减持公司股份26，260股，占公司总股本的0.0149%，本次减持计划完成。 （编辑 任世碧） ...

2025年8月8日，公司披露了《董事减持股份计划公告》（公告编号：2025-040），公司职工董事谭少阳 拟减持公司股份数量不超过约2.63万股，占公司总股本的比例不超过0.0149%。本次拟减持股份数量占 其个人本次减持前所持有公司股份数量的股份不超过25%。 每经AI快讯，长光华芯（SH 688048，收盘价：85.5元）11月11日晚间发布公告称，2025年10月11日， 公司披露了《股东减持股份计划公告》（公告编号：2025-048），苏州英镭计划通过集中竞价、大宗交 易方式合计减持数量不超过261.3万股（占公司总股本比例不超过1.48%），其中：以集中竞价交易方式 减持股份，减持数量不超过176万股（占公司总股本比例不超过1%）；以大宗交易方式减持股份，减持 数量不超过85.3万股（占公司总股本比例不超过0.48%）。 截至2025年11月11日，苏州英镭已经通过集中竞价交易和大宗交易方式减持公司股份261.3万股，占公 司总股本的1.48%，本次减持计划完成。 截至发稿，长光华芯市值为151亿元。 每经头条（nbdtoutiao）——北大医药董事长徐晰人被抓前，警方去集团厂区调查过！内部人士：集 ...

证券代码：688048 证券简称：长光华芯 公告编号：2025-052 苏州长光华芯光电技术股份有限公司 股东及董事减持股份结果公告 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、准确性和完整性依法承担法律 责任。 2025 年 8 月 8 日，公司披露了《董事减持股份计划公告》（公告编号： 2025-040），谭少阳拟减持公司股份数量不超过 26,260 股，占公司总股本的比例 不超过 0.0149%。本次拟减持股份数量占其个人本次减持前所持有公司股份数量 的股份不超过 25%。 1 截至 2025 年 11 月 11 日，谭少阳已经通过集中竞价交易和大宗交易方式减 持公司股份 26,260 股，占公司总股本的 0.0149%，本次减持计划完成。 | 股东名称 | 苏州英镭 | | | | --- | --- | --- | --- | | 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：不适用 ...

格隆汇11月11日丨长光华芯(688048.SH)公布，截至2025年11月11日，苏州英镭已经通过集中竞价交易 和大宗交易方式减持公司股份261.3万股，占公司总股本的1.48%，本次减持计划完成。本次减持计划实 施前，公司职工董事谭少阳持有公司股份10.50万股，占公司总股本的0.0596%，上述股份为公司首次公 开发行前取得的股份及公司上市后送股所得，已解除限售并上市流通。 ...

格隆汇11月11日丨长光华芯(688048.SH)公布，截至2025年11月11日，苏州英镭已经通过集中竞价交易 和大宗交易方式减持公司股份261.3万股，占公司总股本的1.48%，本次减持计划完成。本次减持计划实 施前，公司职工董事谭少阳持有公司股份10.50万股，占公司总股本的0.0596%，上述股份为公司首次公 开发行前取得的股份及公司上市后送股所得，已解除限售并上市流通。 ...

Group 1 - The core point of the article highlights a significant increase in the optical module (CPO) index, which surged by 3% during intraday trading, indicating strong market activity in this sector [1] - Major constituent stocks of the CPO index showed active performance, with Shijia Photon hitting the daily limit up, while Changguang Huaxin, Yuanjie Technology, Dongshan Precision, and Changxin Bochuang also recorded notable gains [1]

Core Viewpoint - Changguang Huaxin experienced significant trading activity on November 10, with a total of 213,000 shares traded at a price of 71.00 yuan, representing an 18.11% discount compared to the closing price of the day [2] Trading Activity Summary - On November 10, there were 4 transactions on the block trading platform, totaling 2.12 million yuan in trading volume and 15.12 million yuan in transaction value [2] - Over the past three months, Changguang Huaxin has recorded 21 block trades, with a cumulative transaction value of 72.56 million yuan [2] Stock Performance Summary - The closing price of Changguang Huaxin on the same day was 86.70 yuan, reflecting a decrease of 0.91%, with a daily turnover rate of 9.80% and a total trading volume of 1.466 billion yuan [2] - In the last five days, the stock has increased by 24.18%, with a net capital inflow of 28.55 million yuan [2] Margin Financing Summary - The latest margin financing balance for Changguang Huaxin is 644 million yuan, which has increased by 107 million yuan over the past five days, marking a growth of 19.91% [2] Company Background - Suzhou Changguang Huaxin Optoelectronic Technology Co., Ltd. was established on March 6, 2012, with a registered capital of 1.76279943 billion yuan [2]

Group 1 - The core point of the news is that Changguang Huaxin executed a block trade of 213,000 shares on November 10, with a transaction value of 15.123 million yuan, representing 1.02% of the total trading volume for that day [1] - The transaction price was 71 yuan, which is an 18.11% discount compared to the market closing price of 86.7 yuan [1] Group 2 - The trading details indicate that the shares were traded under the stock code 688048, with multiple transactions occurring on the same day at the same price of 71 yuan [2] - The total transaction amounts for other related entities on the same day were 518.3 million yuan and 426 million yuan, indicating active trading in the sector [2]