中信证券表示，2025年下半年AI主线创新继续，带动产业链上下游落地提速，景气创新方向频出，驱动行业加速成长，建议继续重点布局"AI 主线"，看好AI应用及算力板块机遇。兴业证券指出，从滚动收益差、成交占比、拥挤度等指标来看，AI板块尚未来到过热区间，AI行情有望 向更多AI+领域扩散。 8月19日，受AI基建万亿级大利好刺激，光模块等海外算力链抱团走强，光模块含量超41%的创业板人工智能继续新高，资金大举净流入！截至 发稿，"易中天"（新易盛、中际旭创、天孚通信）均涨超5%，联特科技涨超8%，光库科技、太辰光、兆龙互连、锐捷网络、长芯博创等多股 跟涨超3%。 热门ETF方面，同标的指数规模最大、流动性突出的创业板人工智能ETF（159363）场内上涨2.81%续创上市新高，实时成交额超2亿元，环比 放量明显，资金大举净申购超1.5亿份！ | = 综合屏 F9 前复权 超级叠加 画线 工具 砂 | (3) | | | | | 创业板人工智能ETF华宝 | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 159363.SZ[创业板人工智 ...

Core Viewpoint - The AI infrastructure sector is experiencing significant growth, driven by substantial investments and interest in AI capabilities, particularly in the optical module segment, which has seen a strong performance in the stock market [3][4]. Group 1: Market Performance - The optical module sector has seen stocks like "Yizhongtian" (Xinyi, Zhongji Xuchuang, Tianfu Communication) rise over 5%, with Lian Te Technology increasing by over 8% [1]. - The ChiNext AI ETF (159363) has reached a new high, increasing by 2.81%, with a trading volume exceeding 2 billion yuan and a net subscription of over 150 million shares [1][5]. - The ChiNext AI index has accumulated a rise of over 48% year-to-date, outperforming other AI indices [4]. Group 2: Investment Insights - Global AI infrastructure is poised for a trillion-dollar opportunity, with major companies like OpenAI planning to invest significantly in AI service infrastructure [3]. - The current investment climate in the computing power sector is described as "white-hot," with clear capital expenditure trends towards AI computing power from major CSP companies [3]. - Analysts recommend focusing on the optical module industry leaders and related infrastructure as key investment opportunities [3]. Group 3: Historical Performance - The ChiNext AI index has shown annual returns of 20.1%, 17.57%, -34.52%, 47.83%, and 38.44% from 2020 to 2024, indicating a volatile but upward trend in recent years [5]. - The ChiNext AI ETF has reached a scale of over 2.2 billion yuan, ranking first among six ETFs tracking the ChiNext AI index [5].

Group 1 - The core viewpoint of the news is that Zhaolong Interconnect (300913) has shown positive financial performance with significant revenue and profit growth in the latest quarterly report [1] - As of August 15, 2025, Zhaolong Interconnect's stock price closed at 51.67 yuan, reflecting a 0.47% increase, with a trading volume of 10.63 million shares and a transaction amount of 547 million yuan [1] - The company's latest quarterly report indicates total operating revenue of 448 million yuan, a year-on-year increase of 21.54%, and a net profit attributable to shareholders of 32.59 million yuan, up 85.12% year-on-year [1] Group 2 - Zhaolong Interconnect has a current liquidity ratio of 4.112 and a quick ratio of 2.822, indicating strong short-term financial health [1] - The company has a low debt-to-asset ratio of 16.18%, suggesting a conservative approach to leveraging [1] - Zhaolong Interconnect has made investments in 6 companies and participated in 42 bidding projects, showcasing its active engagement in business expansion [2]

对于盈利"狂飙"，监管也质疑其真实性。两轮审核问询中，北交所都要求正导技术对公司业绩大幅增长的合理性进行说明。此外，正导技术的现金流吃紧， 还面临商业诉讼，最终能否成功到北交所上市，也存在不确定性。 瑕疵不少。 《投资者网》张伟 日前，新三板公司正导技术（下称"公司"，873981.NQ）收到在北交所首发（IPO）的第二轮审核问询，引发关注。 财报显示，正导技术的盈利能力特别突出，2020年亏损482万元，2021年盈利超过1000万元；2022年、2023年更是连续两年翻倍，2024年超过5000万元。 股改前的股权转让疑云 工商信息显示，正导技术成立于1997年，公司前身为正导有限。2003年至2022年2月之前，正导有限的唯一股东一直是正导光电。 2022年2月，正导光电将其所持正导有限100%的股权转让给了仲华、陆航、张亚芳、沈建平、沈晓红等9名自然人股东，以满足股改对于股东数量的要求， 为正导有限的股改完成后挂牌新三板做准备。 据《招股书》披露，仲华、陆航系父女关系，股权转让完成后，二人合计持有正导有限78.64%的股权，为正导有限的控股股东及实控人。 同时，自2022年2月起，正导光电停止经营，除 ...

兆龙互连最新一期业绩显示，截至2025一季报，公司营业总收入4.48亿元、同比增长21.54%，归属净利 润3259.24万元，同比增长85.12%，扣非净利润3172.91万元，同比增长105.80%，流动比率4.112、速动 比率2.822、资产负债率16.18%。 金融界消息 截至2025年8月14日收盘，兆龙互连（300913）报收于51.43元，下跌1.53%，换手率 5.56%，成交量14.22万手，成交金额7.38亿元。 资金流向方面，今日主力资金净流出4302.95万元，占比成交额5.83%。其中，超大单净流出400.29万 元、占成交额0.54%，大单净流出3902.66万元、占成交额5.29%，中单净流出流入842.74万元、占成交 额1.14%，小单净流入3460.21万元、占成交额4.69%。 通过天眼查大数据分析，浙江兆龙互连科技股份有限公司共对外投资了6家企业，参与招投标项目42 次，知识产权方面有商标信息34条，专利信息175条，此外企业还拥有行政许可20个。 来源：金融界 天眼查商业履历信息显示，浙江兆龙互连科技股份有限公司，成立于1995年，位于湖州市，是一家以从 事计算机、 ...

| 股东名称 | 减持方式 | 减持期间 | 减持均价 | 减持股数 | 减持比例 | | --- | --- | --- | --- | --- | --- | | | | | (元/股) | (股) | (%) | | 德清兆兴 | 集中竞价 | 2025年7月29日至 | 49.26 | 1,748.788 | 0.5592 | | | | 2025年7月31日 | | | | | 德清兆信 | 集中竞价 | 2025年7月29日至 | 49.28 | 816,333 | 0.2611 | | | | 2025年7月31日 | | | | | 德清百盛 | 集中竞价 | 2025年7月17日至 | 50.17 | 549,300 | 0.1757 | | | | 2025年8月11日 | | | | | | 合计 | | | 3,114,421 | 0.9959 | 经计算，德清兆兴、德清兆信、德清百盛减持金额合计1.54亿元。 2024年年度报告显示，兆龙控股为公司控股股东，姚金龙为公司实际控制人。姚金龙、姚银龙、姚云涛 分别持有兆龙控股股权比例为60.00%、20.00%、20.00%；姚金龙与姚银 ...

Investment Rating - The report maintains an "Outperform" rating for the communication industry [1]. Core Insights - The upgrade of AI cluster network architecture is driving demand for optical modules, switches, network cards, and fiber optic cables due to the need for enhanced backend networking to support increased east-west traffic [2][12]. - The upcoming release of NVIDIA's GB300 is expected to significantly boost the demand for 1.6T optical modules, as the new architecture requires a higher number of upgraded optical modules compared to its predecessor [2][67]. - The trend towards self-developed ASICs by major players like Google, AWS, Meta, and Microsoft is anticipated to further increase the demand for optical modules and AEC connections [2][69]. Summary by Sections AI Cluster Network Architecture Upgrade - Traditional network architectures are inadequate for AI computing, primarily due to high latency and bandwidth limitations [11][12]. - The AI network architecture necessitates the addition of backend networks, which increases the demand for switches and optical modules [12][34]. NVIDIA H100 and NVL72 Cluster Network Architecture - The report details the network architecture for NVIDIA's H100 and NVL72 clusters, highlighting the differences in optical module requirements between the GB200 and GB300 models [47][66]. - The GB300 model requires a significant number of 1.6T dual-port optical modules, reflecting a shift in optical module demand as network speeds increase [67][68]. North American Leading CSP Network Architecture - The report discusses the network architecture of leading cloud service providers in North America, emphasizing the importance of efficient interconnectivity and the role of optical modules in supporting large-scale AI operations [74][78]. Investment Recommendations - The report recommends leading companies in the optical device and module sector, such as Zhongji Xuchuang, Xinyi Technology, and Tianfu Communication, while also suggesting attention to companies like Huilv Ecology and Zhaolong Interconnect in the high-speed copper cable segment [2][113].

2024年1至12月份，兆龙互连的营业收入构成为：数字通信电缆行业占比95.46%，其他业务占比 4.54%。 （文章来源：每日经济新闻） 兆龙互连（SZ 300913，收盘价：51.12元）8月11日晚间发布公告称，公司于近日收到德清兆兴、德清 兆信、德清百盛出具的《关于股份减持计划实施完成的告知函》，截至2025年8月11日，德清兆兴、德 清兆信、德清百盛通过集中竞价方式已合计减持公司股份约311万股，本次减持计划已实施完毕。 ...

证券代码：300913 证券简称：兆龙互连 公告编号：2025-056 浙江兆龙互连科技股份有限公司 | 股东名称 | 减持方式 | | 减持期间 | | | 减持均价 （元/股） | 减持股数 （股） | 减持比例 （%） | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 德清兆兴 | 集中竞价 | 2025 年 | 7 月 | 29 | 日至 | 49.26 | 1,748,788 | 0.5592 | | | | 2025 | 年 7 | 月 31 | 日 | | | | | 德清兆信 | 集中竞价 | 2025 年 | 7 月 | 29 | 日至 | 49.28 | 816,333 | 0.2611 | | | | 2025 | 年 7 | 月 31 | 日 | | | | | 德清百盛 | 集中竞价 | 2025 年 | 7 月 | 17 | 日至 | 50.17 | 549,300 | 0.1757 | | | | 2025 | 年 8 | 月 11 | 日 | | | | | | 合计 | | | | | - | 3,114, ...

Group 1 - The company Zhaolong Interconnect (300913) has indicated that its ultra-thin coaxial cables can be applied in consumer electronics such as laptops, smartphones, and AR/VR devices [1]