Core Viewpoint - AI computing power is the core growth engine for the PCB and copper-clad laminate industry, with high-end HDI/multi-layer boards and low-loss copper-clad laminates becoming key competitive factors [1][5]. Group 1: Copper-Clad Laminate (CCL) Manufacturers - The copper-clad laminate is a core substrate for PCBs, accounting for about 30% of PCB costs, with high technical barriers and long certification cycles leading to high industry concentration [1][6]. - Leading global manufacturers include: - Shengyi Technology: Mainland China's leader in copper-clad laminates, with M9 ultra-low loss products certified by NVIDIA, achieving over 90% yield [2]. - Kingboard Laminates: A global leader in scale, covering mid-to-high-end FR4 and low-loss series, with strong overseas delivery capabilities [2]. - Taiwan's Taisol and Panasonic: Key suppliers for NVIDIA, maintaining stable shares in ultra-low loss products [2]. - Domestic second-tier players like Huazheng New Materials and Jin'an Guoji are accelerating high-end breakthroughs, focusing on low-loss series for AI servers and communication equipment [3]. Group 2: PCB Manufacturers - The core competitiveness of PCB manufacturers lies in customer binding depth, high-end product technology, and overseas capacity layout [4]. - Leading North American players include: - Simmtech: A leader in high-end HDI and multi-layer boards, a core supplier for NVIDIA and other major clients [4]. - Unimicron: A benchmark for high-speed communication boards, with strong growth driven by AI and communication sectors [4]. - Domestic players like Shennan Circuits and Pegatron are positioned for long-term benefits from the rise of domestic computing power and breakthroughs in carrier boards [4]. Group 3: Industry Trends and Competitive Logic - Most PCB manufacturers do not produce their own copper-clad laminates due to high technical barriers and customer specifications [6]. - The competitive core dimensions focus on ultra-low loss product capacity, yield, and customer certification, as well as high-end HDI and multi-layer board technology breakthroughs [7]. - Short-term beneficiaries include Simmtech and Shengyi Technology, while mid-term beneficiaries are Shennan Circuits and Huazheng New Materials, with long-term potential seen in advanced packaging and carrier board manufacturers [7][8].

Group 1 - The PCB sector has achieved significant excess returns driven by AI demand and technological upgrades from major companies like Nvidia, Amazon, and Google, with a year-to-date increase of 150%, leading the electronic sub-sector [3][22] - In 2026, AI demand for PCB is expected to continue growing rapidly, with supply tightness persisting, particularly in high-end HDI and multilayer boards, as well as in domestic high-end substrate breakthroughs [3][6] - The overall PCB market is projected to grow from $849 billion in 2025 to between $940 billion and $980 billion in 2026, reflecting a robust growth trajectory [6][12] Group 2 - The PCB industry is currently in an expansion phase, with strong downstream AI computing demand, despite anticipated weakness in mobile and automotive sectors in 2026 [5][12] - Inventory levels in Taiwan and mainland China have shown an upward trend, indicating increased stocking by downstream manufacturers due to strong AI demand [5][6] - The overall capacity utilization rate for PCB manufacturers in the second half of 2025 is between 93% and 97%, with optimistic order visibility extending beyond three months for leading manufacturers [6][12] Group 3 - The demand for high-end HDI and multilayer boards is rapidly increasing, with supply constraints and accelerated capacity expansion expected to benefit manufacturers with advanced technology [7][12] - The AI-driven trend is pushing for upgrades in PCB specifications, particularly in consumer electronics and automotive sectors, with a focus on innovations from companies like Apple and OpenAI [8][12] - The market for high-speed CCL is anticipated to grow significantly, with projections of around $8 billion in 2026 and a CAGR of 40% from 2024 to 2027 [9][12] Group 4 - The upstream materials for CCL, including copper foil, resin, and fiberglass cloth, are experiencing significant upgrades and supply tightness, driven by AI demand [10][12] - The equipment sector is expected to benefit from the expansion of PCB production, with high demand for advanced equipment driving rapid growth for domestic manufacturers [11][12] - The overall investment strategy for 2026 suggests focusing on sectors like computing boards, CCL, upstream materials, and domestic equipment manufacturers, as the AI-driven innovation cycle is expected to last longer and create broader market demand [12][12]

证券日报网讯12月22日晚间，深南电路（002916）发布公告称，因原保荐代表人赵宗辉先生工作变动， 国泰海通证券现委派许磊先生接替其继续履行2021年度非公开发行A股股票项目持续督导工作，更换后 持续督导保荐代表人为银波先生、许磊先生。 ...

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。 证券代码：002916 证券简称：深南电路 公告编号：2025-039 深南电路股份有限公司 关于变更持续督导保荐代表人的公告 深南电路股份有限公司（以下简称"公司"）2021 年度非公开发行 A 股股票 项目的联合保荐机构为国泰海通证券股份有限公司（下称"国泰海通"，曾用名"国 泰君安证券股份有限公司"）、中航证券有限公司（下称"中航证券"）。其中，国 泰海通指定银波先生、赵宗辉先生担任公司 2021 年度非公开发行 A 股股票项目的 保荐代表人，负责保荐工作及持续督导工作，持续督导期已于 2023 年 12 月 31 日 届满。前述期限届满后因公司尚存在募集资金使用的情形，国泰海通和中航证券 继续就相关事项履行持续督导义务。截至目前，公司募集资金已使用完毕。 公司于今日收到国泰海通出具的《关于更换深南电路股份有限公司持续督导 保荐代表人的函》，原保荐代表人赵宗辉先生因工作变动，无法继续从事公司的持 续督导工作。鉴于部分持续督导义务尚未履行完毕，为保证后续工作的有序进行， 国泰海通现委派保荐代表人许磊先生接替赵 ...

Market Performance - The component sector increased by 4.81% compared to the previous trading day, with Nanya Technology leading the gains [1] - The Shanghai Composite Index closed at 3917.36, up 0.69%, while the Shenzhen Component Index closed at 13332.73, up 1.47% [1] Top Gainers in the Component Sector - Nanya Technology (Code: 6158889) closed at 65.65, up 9.84% with a trading volume of 78,800 shares and a transaction value of 502 million [1] - Jingwang Electronics (Code: 603228) closed at 72.87, up 8.86% with a trading volume of 476,000 shares and a transaction value of 3.396 billion [1] - Mingyang Circuit (Code: 300739) closed at 18.11, up 8.70% with a trading volume of 420,100 shares and a transaction value of 751 million [1] - Shengyi Technology (Code: 600183) closed at 65.57, up 8.51% with a trading volume of 510,200 shares and a transaction value of 3.269 billion [1] - Dongshan Precision (Code: 002384) closed at 81.82, up 8.20% with a trading volume of 606,100 shares and a transaction value of 4.878 billion [1] Market Capital Flow - The component sector saw a net inflow of 2.45 billion from major funds, while retail investors experienced a net outflow of 1.027 billion [2] - Major funds showed a significant interest in stocks like Huadian Technology (Code: 002463) and Shengyi Technology (Code: 600183), with net inflows of 464.1 million and 425 million respectively [3] - Retail investors showed a net outflow in several stocks, indicating a cautious sentiment among smaller investors [3]

Group 1 - The National Big Fund holding concept rose by 3.28%, ranking 6th among concept sectors, with 43 stocks increasing in value [1][2] - Notable gainers include Beidou Xingtong, which hit the daily limit, and other companies like Aisen Co., Tuojing Technology, and Jingce Electronics, with increases of 18.65%, 10.37%, and 9.22% respectively [1][2] - The biggest decliners in the sector were Saiwei Electronics, Baiwei Storage, and Sitwei, with declines of 4.64%, 1.54%, and 0.36% respectively [1] Group 2 - The National Big Fund holding concept saw a net inflow of 1.823 billion yuan, with 35 stocks receiving net inflows, and 9 stocks exceeding 100 million yuan in net inflows [2] - The top stock for net inflow was SMIC, with a net inflow of 837 million yuan, followed by ShenNan Circuit, Beidou Xingtong, and Changchuan Technology, with net inflows of 439 million yuan, 375 million yuan, and 211 million yuan respectively [2] Group 3 - In terms of net inflow ratios, Beidou Xingtong, ShenNan Circuit, and Zhongjuxin had the highest ratios at 34.52%, 12.82%, and 10.82% respectively [3] - The top stocks in the National Big Fund holding concept by net inflow include SMIC with a 6.00% increase and a turnover rate of 4.05%, and ShenNan Circuit with a 6.23% increase and a turnover rate of 2.31% [3][4]

| 代码 | 简称 | 今日涨跌幅 | 今日换手率 | 主力资金流量（万 | 主力资金净流入比率 | | --- | --- | --- | --- | --- | --- | | | | （%） | （%） | 元） | （%） | | 688981 | 中芯国 际 | 6.00 | 4.05 | 83671.32 | 8.70 | | 002916 | 深南电 路 | 6.23 | 2.31 | 43905.56 | 12.82 | | 600183 | 生益科 技 | 8.51 | 2.13 | 41768.56 | 12.78 | | 605358 | 立昂微 | 10.01 | 7.16 | 34498.40 | 20.01 | | 300475 | 香农芯 创 | 2.52 | 8.10 | 29917.37 | 5.99 | | 688008 | 澜起科 技 | 2.40 | 2.11 | 28413.18 | 9.81 | | 001309 | 德明利 | 4.81 | 8.25 | 24245.75 | 9.21 | | 30161 1 | 珂玛科 | 20.00 | 14.92 | 213 ...

夏邑县太平镇太平庄村安河农场，村民在直播出售土鸡蛋。苗育才 摄 郑州新郑国际机场密织的"空中丝路"，架起了中原融入世界的一座座"空中桥梁"。 资料图片 徐聪 摄 国道209控制性工程——三门峡青龙涧河特大桥正加紧建设。孙猛 摄 2025年进入"倒计时"。站在"十四五"收官、"十五五"开局这一重要时间节点，2025年河南经济"答卷"备受关 注。 2025年的河南经济发展有何亮点？面临哪些机遇与挑战？下一步发展的新动能蕴含在何处？回望2025年，我 们走得颇为不易，但却步步生花，可以说，河南经济交出了一份"韧性答卷"。 一 虽然全年经济数据暂未公布，但回望来时路，河南经济发展的成绩，写在每一次产业的增速中，写在每一个 拼搏的足迹中。 郑州市经开区中铁工程装备集团有限公司盾构总装车间，一台台即将出口的大型盾构机正在组装。资料图片 记者 聂冬晗 摄 信阳港·淮滨中心港区，起重机在装运集装箱。 王长江 摄 开封清明上河园的精彩表演引人注目。 资料图片 王铮 袁航 摄 2月底3月初，短短一周时间，比亚迪董事长兼总裁王传福、富士康科技集团董事长兼总经理刘扬伟等相继赴 郑，与河南的合作不断加深。今年前2个月，河南汽车产量22 ...

(本文来自第一财经) 个股方面，本周山子高科获净流入9.29亿元居首，周涨幅达5.73%。深南电路、C优迅主力净流入分别为 7.54亿元、7.48亿元。净流出方面，阳光电源、宁德时代、平潭发展分别遭抛售31.05亿元、18.50亿元、 17.88亿元。 按申万一级行业来看，本周（12月15日至12月19日）五个交易日内，商贸零售、纺织服饰、美容护理行 业获得主力资金青睐。电子、电力设备、计算机、机械设备、有色金属、通信、医药生物等板块遭净流 出额居前。其中电子板块遭抛售超260亿元。 ...

Group 1 - The National Big Fund holding concept declined by 0.56%, ranking among the top declines in concept sectors, with stocks like Jiangbolong, Nanda Optoelectronics, and Saiwei Electronics experiencing significant drops [1][2] - Among the 23 stocks that rose, Beidouxingtong, Sitwei, and Robot saw increases of 2.06%, 1.94%, and 1.49% respectively [1][2] - The National Big Fund holding concept experienced a net outflow of 1.604 billion yuan, with 29 stocks seeing net outflows, and 5 stocks exceeding 100 million yuan in outflows, led by Saiwei Electronics with a net outflow of 692.86 million yuan [2][3] Group 2 - The top net inflow stocks included ShenNan Circuit, SMIC, and Northern Huachuang, with net inflows of 147 million yuan, 125 million yuan, and 108 million yuan respectively [2][4] - The stocks with the highest net outflows included Saiwei Electronics (-3.49%), Jiangbolong (-5.64%), and Nanda Optoelectronics (-3.53%) [3][4] - The trading activity showed that the turnover rates for these stocks varied, with Saiwei Electronics at 17.14% and Jiangbolong at 6.72% [3]