证券代码：002313 证券简称：日海智能 公告编号：2025-057 日海智能科技股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记 载、误导性陈述或者重大遗漏。 4、公司、控股股东和实际控制人不存在关于本公司的应披露而未披露的重 大事项，也不存在处于筹划阶段的重大事项。 5、公司控股股东、实际控制人在公司股票交易异常波动期间未买卖本公司 股票。 一、股票交易异常波动的情况介绍 日海智能科技股份有限公司（以下简称"公司"）股票（证券简称：日海 智能，证券代码：002313）连续两个交易日（2025年8月7日、8月8日）内收盘 价格涨幅偏离值累计达到20%，根据《深圳证券交易所交易规则》的有关规定， 属于股票交易异常波动的情况。 二、公司关注及核实情况说明 针对公司股票交易异常波动，公司对有关事项进行了核查，并向公司控股 股东、实际控制人进行核实，现就有关情况说明如下： 1、公司前期披露的信息截至本公告披露日不存在需要更正、补充之处。 2、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。 3、公司近期经营情况正常，内外部 ...

Core Viewpoint - The stock of Rihai Intelligent has experienced an abnormal fluctuation, with a cumulative closing price increase of 20% over two consecutive trading days (August 7 and August 8, 2025) [1] Summary by Relevant Sections - **Stock Performance** - Rihai Intelligent's stock price has deviated significantly, indicating unusual trading activity [1] - **Company Disclosure** - The company confirmed that there is no need to correct or supplement previously disclosed information, and no undisclosed significant information affecting the stock price has been found in public media [1] - **Operational Status** - The company's recent operations are reported to be normal, and there are no undisclosed major matters involving the controlling shareholder or actual controller during the fluctuation period [1] - **Compliance with Disclosure Regulations** - Rihai Intelligent has not violated any information disclosure regulations and has not revised its 2025 semi-annual performance forecast [1] - **Investor Advisory** - The company reminds investors to make rational investment decisions and to be aware of risks [1]

Market Overview - A total of 61 stocks hit the daily limit up, while 23 stocks faced limit down, resulting in a sealing rate of 72%. Notable performers include Guojijiangong with five consecutive limit ups and several others with four consecutive limit ups [1][3] - The market experienced narrow fluctuations throughout the day, with the three major indices slightly declining. The Shanghai Composite Index fell by 0.12%, the Shenzhen Component Index by 0.26%, and the ChiNext Index by 0.38% [1][9] - The total trading volume in the Shanghai and Shenzhen markets was 1.71 trillion yuan, a decrease of 115.3 billion yuan compared to the previous trading day [1] Stock Performance Analysis - The advancement rate for consecutive limit-up stocks dropped to 28.57%. Only Guojijiangong achieved a five-limit-up streak, while other stocks with four consecutive limit ups failed to advance [3][4] - The market saw a significant number of stocks declining, with over 2,800 stocks experiencing a drop. The sectors that performed well included Xinjiang, high-speed rail, super hydropower, and electricity, while sectors like multimodal AI, Huawei Ascend, semiconductors, and e-commerce faced declines [1][9] Key Sector Highlights Commercial Aerospace - The frequency of GW satellite launches has significantly increased, with the interval between launches reduced from one to two months to just 3-5 days. This surge is expected to benefit the liquid rocket and satellite infrastructure industries [5] - Guojijiangong's five consecutive limit ups were attributed to its involvement in the commercial aerospace sector, alongside other trend stocks like Feiwo Technology and Deen Precision Engineering [5][20] High-Speed Rail and Infrastructure - The establishment of Xinjiang Railway Co., Ltd. with a registered capital of 95 billion yuan has stimulated local stocks in Xinjiang, leading to a collective surge in share prices [6][21] - Stocks related to high-speed rail and infrastructure also saw gains, with companies like Jinying Heavy Industry and Xianghe Industrial hitting their daily limits [6] Innovative Pharmaceuticals - The recent launch of the 11th batch of national drug procurement emphasizes a "anti-involution" stance, which has positively impacted the medical device sector. Companies like Sainuo Medical and Chengyi Pharmaceutical have shown strong performance [8][24] - The innovative drug sector is experiencing a resurgence, driven by positive news regarding international expansion and FDA approvals for several products [8][24] Super Hydropower - The announcement of a 1.2 trillion yuan investment in super hydropower projects has led to a strong recovery in related stocks, with companies like Shanhe Intelligent and Shenwater Planning Institute achieving limit ups [6][28] Liquid Cooling IDC - The liquid cooling market is projected to grow significantly, driven by the increasing demand for GPU and ASIC chips. Stocks like Rihai Intelligent have benefited from this trend, achieving consecutive limit ups [7][34] Military Industry - The military sector is showing signs of recovery, with expectations of continued order announcements boosting investor confidence. Stocks like Jihua Group and Fengxing Co. have seen positive movements [37] Conclusion - The market is currently experiencing mixed signals, with certain sectors like commercial aerospace and innovative pharmaceuticals showing strong performance, while others face challenges. The overall trading volume has decreased, indicating a cautious sentiment among investors [1][9]

日海智能今日涨停，全天换手率34.54%，成交额18.37亿元，振幅14.11%。龙虎榜数据显示，机构净买 入3971.09万元，营业部席位合计净卖出2386.38万元。 深交所公开信息显示，当日该股因日涨幅偏离值达10.20%上榜，机构专用席位净买入3971.09万元。 证券时报·数据宝统计显示，上榜的前五大买卖营业部合计成交3.29亿元，其中，买入成交额为1.73亿 元，卖出成交额为1.57亿元，合计净买入1584.71万元。 资金流向方面，今日该股主力资金净流入1248.36万元，其中，特大单净流入3929.13万元，大单资金净 流出2680.78万元。近5日主力资金净流入8842.32万元。（数据宝） 日海智能8月8日交易公开信息 | 买/卖 | 会员营业部名称 | 买入金额（万元） | 卖出金额（万元） | | --- | --- | --- | --- | | 买一 | 中信证券股份有限公司杭州凤起路证券营业部 | 3666.09 | 3553.79 | | 买二 | 财通证券股份有限公司温岭中华路证券营业部 | 3665.82 | 3532.98 | | 买三 | 机构专用 | 3462.45 ...

Group 1 - A total of 61 stocks reached the daily limit up, with 10 stocks achieving consecutive limit ups, and 23 stocks failed to maintain their limit up status, resulting in a sealing rate of 72% (excluding ST and delisted stocks) [1] - Key focus stocks include Guojijinggong, which is associated with robotics and commercial aerospace concepts, achieving 5 consecutive limit ups; Dihai Intelligent, a liquid cooling server concept stock, with 4 consecutive limit ups; Hongtong Gas, a local Xinjiang stock, also with 4 consecutive limit ups; and Huaguang Huaneng, an electric power stock, achieving 4 consecutive limit ups [1] - The super hydropower concept stocks rebounded, with Shanhe Intelligent achieving a limit up after 15 days of 9 consecutive limit ups [1]

Group 1 - The liquid cooling server concept stocks experienced a significant surge in the afternoon trading session on August 8, with multiple companies hitting their daily price limit [1] - Huaguang New Material and Feilong Co., Ltd. both reached the daily limit up, indicating strong investor interest [1] - Other companies such as Yingweike, Qiangrui Technology, and Yimikang saw their stock prices increase by over 10%, while Zhongshi Technology, Shenling Environment, Rihai Intelligent, and Chunzong Technology rose by more than 5% [1]

Group 1 - Huaguang New Materials and Feilong Co., Ltd. both hit the daily limit up in the afternoon trading session [1] - In previous trading, Yingweike also reached the daily limit up, while Qiangrui Technology and Yimikang surged over 10% [1] - Other companies such as Zhongshi Technology, Shenling Environment, Rihai Intelligent, and Chunz中 Technology saw increases of over 5% [1]

（文章来源：证券时报网） 日海智能盘中涨停，已连收4个涨停板，截至13:26，该股报14.96元，换手率27.52%，成交量1.03亿股， 成交金额14.50亿元，涨停板封单金额为1.04亿元。连续涨停期间，该股累计上涨46.38%，累计换手率 为76.60%。最新A股总市值达56.01亿元，A股流通市值56.01亿元。 近日该股表现 | 日期 | 当日涨跌幅（%） | 换手率（%） | 主力资金净流入（万元） | | --- | --- | --- | --- | | 2025.08.07 | 10.03 | 23.24 | -3695.04 | | 2025.08.06 | 9.96 | 14.78 | -6872.65 | | 2025.08.05 | 9.98 | 11.06 | 16185.07 | | 2025.08.04 | 1.89 | 5.43 | 1976.59 | | 2025.08.01 | 3.30 | 5.44 | 3225.80 | | 2025.07.31 | 0.31 | 4.07 | -81.34 | | 2025.07.30 | -1.83 | 2.45 | -469.4 ...

Group 1 - The satellite navigation sector is experiencing significant activity due to an accelerated satellite launch schedule, with companies like China Satellite and China Satcom seeing notable stock movements [1][2] - The upcoming launch of the "Jili Constellation 04 Group" consisting of 11 satellites aims to provide high-precision positioning and satellite communication support for brands under Geely [2][3] - The GW constellation has increased its launch frequency, with intervals reduced to 3-5 days, indicating a rapid network deployment phase for China's satellite internet [2][4] Group 2 - The total market capitalization of the satellite navigation sector has reached 2.32 trillion yuan, reflecting strong investor interest [3] - Several companies, including Shuo Bei De and Jia Yuan Technology, have seen significant stock price increases, with some hitting the daily limit [3] - The construction and operation of the "Qianfan Constellation" is expected to accelerate, with plans for multiple rocket launches to support its development [3][5] Group 3 - Companies are increasing investments in satellite internet infrastructure, with Guangdian Jiliang planning to invest 344 million yuan in a quality assurance platform [5] - Zhenyou Technology is set to invest 709 million yuan in satellite internet communication product development, focusing on core network systems and satellite terminals [6] - The development of satellite internet technology is expected to create substantial demand, with projections indicating the global space economy could exceed one trillion dollars by 2040 [7]

| 连板股 8.7 | | 截至收盘斩获连板个股 | | --- | --- | --- | | 股票名称 | 连板天数 | 所属概念 | | 中马传动 | 5 | 汽车零部件 | | *ST东晶 | 5 | 电子元器件 | | *ST宇顺 | 5 | 消费电子 | | 长城军工 | ব | 生工 | | 国机精工 | 4 | 军工+机器人 | | 北纬科技 | 4 | 机器人+车联网 | | 福日电子 | 4 | 机器人 | | ST晨鸣 | 3 | 造纸 | | 日海智能 | 3 | 液冷服务器 | | 中欣氣材 | 3 | PEEK材料 | | 华米环能 | 3 | 光伏 | | 洪通燃气 | 3 | 天然气 | | ST西发 | 2 | 啤酒 | | 华纬科技 | 2 | 机器人 | | *ST奥维 | 2 | 走工 | | 东方精工 | 2 | 人形机器人 | | 任总统计 | り | FT | | 11:24:11 | C | #T | | --- | --- | --- | | 海立股份 | 2 | 光刻机 | | 云中马 | 2 | 纺织制造 | | | 第二则经 | 院數 | 汽车零部件板块 ...