Group 1 - The PCB sector experienced a decline in the afternoon trading session on July 31, with significant drops in stock prices [1] - Shijia Photon saw a nearly 10% decrease in its stock price, indicating a notable downturn in investor sentiment [1] - Other companies in the PCB sector, including Changxin Bochuang, Taicheng Guang, Pengding Holdings, and Hengtong Optic-Electric, also experienced declines in their stock prices [1]

A股光模块、PCB等算力硬件股午后震荡回落，仕佳光子跌近10%，长芯博创、太辰光、鹏鼎控股、亨 通光电等跟跌，早盘一度涨超5%的新易盛震荡回落翻绿。 ...

两融数据显示，该股最新（7月30日）两融余额为13.52亿元，其中，融资余额为13.47亿元，近10日增加 1.73亿元，环比增长14.76%。 公司发布的一季报数据显示，一季度公司共实现营业收入80.87亿元，同比增长20.94%，实现净利润 4.88亿元，同比下降1.83%，基本每股收益为0.2100元，加权平均净资产收益率1.51%。 7月15日公司发布上半年业绩预告，预计实现净利润11.98亿元至12.60亿元，同比变动区间为 52.79%~60.62%。（数据宝） （文章来源：证券时报网） 鹏鼎控股股价创出历史新高，截至9:35，该股上涨2.22%，股价报55.30元，成交量663.45万股，成交金 额3.65亿元，换手率0.29%，该股最新A股总市值达1281.88亿元，该股A股流通市值1275.65亿元。 证券时报·数据宝统计显示，鹏鼎控股所属的电子行业，目前整体涨幅为1.04%，行业内，目前股价上涨 的有419只，涨幅居前的有N鼎佳、东芯股份、思泉新材等，涨幅分别为439.87%、19.83%、17.13%。股 价下跌的有55只，跌幅居前的有阿石创、容大感光、电连技术等，跌幅分别为3.29%、 ...

Group 1 - The company's stock experienced an abnormal trading fluctuation, with a cumulative closing price increase of 20.62% over three consecutive trading days from July 28 to July 30, 2025 [2] - The company conducted an internal review and confirmed that there were no undisclosed significant matters that could have impacted the stock price, and the operational environment remained stable [3][4] - The board of directors affirmed that there are no undisclosed matters that should be reported according to the Shenzhen Stock Exchange regulations, and previous disclosures do not require correction or supplementation [4] Group 2 - The company has not identified any media reports or market rumors that require clarification or response during the period of stock price fluctuation [3] - The company plans to disclose its 2025 semi-annual report on August 13, 2025, and the preparation of this report is progressing smoothly [5] - The company emphasizes that all information should be verified against the announcements published in designated media, including Securities Times and Shanghai Securities Journal [5]

Core Viewpoint - The PCB (Printed Circuit Board) industry is experiencing high prosperity driven by the artificial intelligence wave, with several A-share listed companies expecting significant profit growth in the first half of 2025 [1][2]. Company Performance - Huadian Electronics Co., Ltd. expects a net profit of 1.65 billion to 1.75 billion yuan for the first half of 2025, representing a year-on-year growth of 44.63% to 53.40% [1]. - Nanya New Materials Technology Co., Ltd. anticipates a net profit of 80 million to 95 million yuan for the same period, with a year-on-year increase of 44.69% to 71.82% [2]. Industry Demand - The demand for high-end PCBs is surging due to the growth of artificial intelligence and related technologies, which require more complex and high-performance PCB products [2][3]. - The automotive electrification and intelligence trends are also expanding the PCB market space [2]. Capacity Utilization - Major companies like Shenghong Technology and Pengding Holdings report high capacity utilization rates, indicating strong demand and order volumes for advanced products [2]. - Shenghong Technology has significant orders for high-end HDI and multilayer boards, while Pengding Holdings has improved its capacity utilization compared to the previous year [2]. Strategic Investments - Companies are increasing investments in high-end PCB production capacity, with Shenghong Technology expanding its HDI and multilayer board capacity [2]. - Huadian Electronics plans to invest approximately 4.3 billion yuan in a new high-end PCB expansion project, which has already commenced construction [2]. - Pengding Holdings is focusing its capital expenditures on expanding its facilities in Thailand and enhancing its high-end product lines [2].

证券代码：002938 证券简称：鹏鼎控股 公告编号：2025-047 鹏鼎控股（深圳）股份有限公司 股票交易异常波动公告 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。 一、股票交易异常波动情况介绍 鹏鼎控股（深圳）股份有限公司（以下简称"公司"）股票于 2025 年 7 月 28 日、2025 年 7 月 29 日、2025 年 7 月 30 日连续 3 个交易日收盘价格涨幅偏离值 累计达 20.62%，根据《深圳证券交易所交易规则》的相关规定，属于股票交易异 常波动。 二、公司关注、核实情况 三、是否存在应披露而未披露信息的说明 本公司董事会确认，本公司目前没有任何根据深交所《股票上市规则》等有 关规定应予以披露而未披露的事项或与该事项有关的筹划、商谈、意向、协议等； 董事会也未获悉本公司有根据深交所《股票上市规则》等有关规定应予以披露而 未披露的、对本公司股票及其衍生品种交易价格产生较大影响的信息；公司前期 披露的信息不存在需要更正、补充之处。 四、风险提示 （www.cninfo.com.cn）披露了《2025 年半年度业绩预告》，相关业绩预告不存在 ...

今日焦点 宁德时代：上半年实现净利润305亿元同比增长33.02% 宁德时代公告，上半年实现收入1789亿元，同比增加7.27%；净利润305亿元，同比增长33.02%。报告 期内，本集团实现毛利448亿元，相比2024年同期增加14.45%；综合毛利率为25.02%，相比2024年同期 的23.45%上升1.57个百分点。 上纬新材：多次触及股票交易异常波动和严重异常波动情形明起停牌核查 上纬新材公告称，公司股票自2025年7月9日至7月30日期间多次触及股票交易异常波动及严重异常波动 情形。公司将于7月31日开市起停牌，预计停牌时间不超过3个交易日。公司基本面未发生重大变化，但 股票交易价格已严重脱离基本面，投资者参与交易可能面临较大市场风险。此外，公司股票价格涨幅显 著高于同期相关指数涨幅，换手率显著高于前期水平，市盈率显著高于行业平均水平。公司主营业务和 生产经营未发生重大变化，收购方未来十二个月内不存在资产重组计划，但控制权变更事项仍存在重大 不确定性风险。 金橙子：筹划购买萨米特光电55%股权，股票停牌 金橙子公告称，公司正在筹划以发行股份及支付现金的方式购买长春萨米特光电科技有限公司55%的股 ...

证券日报网讯 7月30日晚间，鹏鼎控股发布公告称，公司股票于2025年7月28日、2025年7月29日、2025 年7月30日连续3个交易日收盘价格涨幅偏离值累计达20.62%，属于股票交易异常波动。经核查，公司 前期披露的信息不存在需要更正、补充之处；公司未发现近期公共传媒报道了可能或已经对公司股票交 易价格产生较大影响的未公开重大信息。 （编辑 姚尧） ...

（原标题：7月30日重要资讯一览） 重要的消息有哪些 1．中共中央政治局7月30日召开会议，会议指出，要持续防范化解重点领域风险。落实好中央城市工作会议精神，高质量开展城市更新。积极稳 妥化解地方政府债务风险，严禁新增隐性债务，有力有序有效推进地方融资平台出清。增强国内资本市场的吸引力和包容性，巩固资本市场回稳 向好势头。 2．财政部社会保障司司长郭阳7月30日在国新办新闻发布会上表示，中央财政将设立共同财政事权转移支付项目"育儿补贴补助资金"，今年初步 安排预算900亿元左右。对于发放国家基础标准补贴所需资金，中央财政按照一定比例对地方予以补助，中央财政总体承担90%。 3．7月30日，外交部发言人郭嘉昆主持例行记者会。在回答有关中美经贸会谈的问题时，郭嘉昆表示，关于此次中美经贸会谈的情况，中方已经 发布了消息。我们希望美方同中方一道，按照两国元首通话达成的重要共识，发挥好中美经贸磋商机制的作用，在平等、尊重、互惠基础上，通 过对话沟通，增进共识、减少误解、加强合作，争取更多双赢成果，共同推动中美关系健康稳定可持续发展。 4．国家发改委向社会公开征求《政府投资基金布局规划和投向工作指引》和《加强政府投资基金 ...

Core Viewpoint - The article summarizes significant announcements from various listed companies in the Shanghai and Shenzhen stock markets, providing insights for investors regarding operational updates, financial performance, and corporate governance changes. Group 1: Corporate Announcements - Happiness Blue Sea expects that the film "Nanjing Photo Studio" will not have a significant impact on its operating performance due to its low investment ratio [3] - Changjiang Electric Power plans to invest approximately 26.6 billion yuan in the construction of the Gezhouba shipping capacity expansion project, with a total construction period of 91 months [4][5] - Yunnan City Investment elected Cui Kai as the new chairman following the resignation of Kong Weiran [6] - San Chao New Materials is planning a change in control, leading to a temporary suspension of its stock [7] - Hongxiang Co., Ltd.'s actual controller Yang Cheng has been granted bail pending trial, but this will not affect the company's daily operations [8] - Digital Certification will change its controlling shareholder to Beijing Data Group following a transfer of state-owned shares [9] - Pengding Holdings reported normal recent operations with no undisclosed significant matters [10] - Dongjie Intelligent is undergoing a potential change in its actual controller due to a planned transfer of fund shares [11] - Jin Chengzi is planning to acquire 55% of Samit’s equity, leading to a temporary stock suspension [13] - Dongxin Co., Ltd. has not yet generated revenue from its newly developed chip products [14] - Hehua Co., Ltd. is planning a change in control, with stock suspension expected [15] Group 2: Financial Performance - CATL reported a 33.02% year-on-year increase in net profit for the first half of the year, with total revenue of 178.886 billion yuan [18] - XGIMI expects a net profit of 88.6622 million yuan for the first half of the year, a significant increase of 2062.33% [19] - Changjiang Electric Power achieved a net profit of 12.984 billion yuan in the first half of the year, up 14.22% year-on-year [20] - Jinhe Biological reported a net profit of 138 million yuan for the first half of the year, a 51.52% increase [21] - Nanchip Technology anticipates a net profit decrease of 35.09% to 47.03% for the first half of the year, despite revenue growth [22] Group 3: Project and Contract Updates - Tengda Construction won a bid for the Taizhou Luqiao District Jin Qing Fishing Port shore protection project, with a bid amount of 56.0634 million yuan [23] - Sinopec Oilfield Services won a construction contract worth 3.597 billion yuan for a natural gas pipeline project [24] Group 4: Shareholding Changes - Hato Co., Ltd. announced that its shareholder Dazheng Group plans to reduce its stake by up to 1% [25] - Jiangbolong's actual controller and some directors committed not to reduce their holdings within 12 months [26] - Wansheng Co., Ltd. announced a planned reduction of up to 500,000 shares by a shareholder [27] - Desheng Technology's actual controller plans to reduce holdings by up to 3% [28] - Guangwei Composite's controlling shareholder intends to reduce its stake by up to 1.21% [30] Group 5: Fundraising Activities - Yonghui Supermarket plans to raise up to 3.992 billion yuan through a private placement to fund store upgrades and logistics improvements [31]