Group 1 - The MLOps concept index rose by 1.50%, ranking 10th among concept sectors, with 14 stocks increasing in value [1] - Leading gainers in the MLOps sector included New Point Software, Transsion Holdings, and Star Ring Technology, with increases of 4.61%, 3.76%, and 3.21% respectively [1] - The sector experienced a net outflow of 125 million yuan in main funds, with Transsion Holdings receiving the highest net inflow of 66.14 million yuan [2][3] Group 2 - The top stocks by net inflow ratio included Keda Guochuang, Dongfang Guoxin, and New Point Software, with net inflow ratios of 6.81%, 6.59%, and 5.87% respectively [3] - The MLOps concept saw a total of 10 stocks with net inflows, while stocks like Aobi Zhongguang and Guanghuan Xinwang faced significant declines of 2.02% and 1.72% respectively [2][4] - The overall market showed mixed performance, with various sectors experiencing both gains and losses, highlighting the volatility in the current investment landscape [2]

Group 1 - The MLOps concept index increased by 0.33%, ranking 8th among concept sectors, with six stocks rising, including Tuorisi, Xinghuan Technology, and Henghua Technology, which rose by 5.79%, 2.91%, and 2.45% respectively [1] - The top gainers in the MLOps sector were Tuorisi, with a net inflow of 99.55 million yuan, followed by Guanghuan Xinwang, Runhe Software, and Xinghuan Technology, with net inflows of 58.10 million yuan, 24.86 million yuan, and 16.30 million yuan respectively [1] - The overall market saw a net inflow of 0.91 billion yuan into the MLOps sector, with nine stocks receiving net inflows, and six stocks exceeding 10 million yuan in net inflow [1] Group 2 - In terms of capital inflow ratios, Green Alliance Technology, New Point Software, and Xinghuan Technology had the highest net inflow rates at 10.06%, 7.29%, and 7.10% respectively [2] - The MLOps capital inflow leaderboard showed Tuorisi leading with a daily increase of 5.79% and a turnover rate of 12.66%, followed by Guanghuan Xinwang with a decrease of 0.60% and a turnover rate of 3.56% [2][3] - Other notable stocks included Runhe Software with a 0.69% increase and a turnover rate of 6.15%, and Xinghuan Technology with a 2.91% increase and a turnover rate of 4.97% [2][3]

今日涨跌幅居前的概念板块 | 概念 | 今日涨跌幅（%） | 概念 | 今日涨跌幅（%） | | --- | --- | --- | --- | | 雅下水电概念 | 11.77 | MLOps概念 | -1.80 | | 民爆概念 | 6.04 | 智谱AI | -1.60 | | 水泥概念 | 4.58 | 华为盘古 | -1.56 | | 抽水蓄能 | 3.89 | 快手概念 | -1.31 | | 煤炭概念 | 3.83 | AI PC | -1.27 | | 特钢概念 | 3.26 | 数字水印 | -1.25 | | 水利 | 2.94 | 华为昇腾 | -1.20 | | 房屋检测 | 2.90 | 语音技术 | -1.19 | | 猪肉 | 2.86 | ERP概念 | -1.17 | | 高压氧舱 | 2.63 | 财税数字化 | -1.17 | 截至7月22日收盘，MLOps概念下跌1.80%，位居概念板块跌幅榜前列，板块内，拓尔思、奥比中光、 新炬网络等跌幅居前。 | 688232 | 新点软件 | -2.65 | 0.99 | -832.52 | | --- | --- | --- | ...

Summary of Key Points - The controlling shareholders of Dongfang Guoxin, Guan Lianping and Huo Weiping, plan to reduce their holdings in the company between August 4, 2025, and October 31, 2025 [1] - The total shares to be reduced amount to no more than 34.1624 million shares, which represents up to 3% of the company's total share capital [1] - The reduction will occur through two methods: a maximum of 11.3875 million shares (1% of total share capital) will be sold via centralized bidding, and up to 22.7749 million shares (2% of total share capital) will be sold through block trading [1]

证券代码：300166 证券简称：东方国信 公告编号：2025-041 北京东方国信科技股份有限公司 公司控股股东管连平先生持有东方国信177,964,857股（占公司总股本比例的 15.6281%），公司控股股东霍卫平先生持有东方国信130,162,360股（占公司总股 本比例的11.4303%）。管连平先生和霍卫平先生计划在本公告披露之日起十五个 交易日后的三个月内（即2025年8月4日至2025年10月31日），分别以集中竞价方 式减持公司股份不超过5,693,728股（不超过公司总股本比例0.5%），分别以大宗 交易方式减持公司股份不超过11,387,457股（不超过公司总股本比例的1%）。 管连平先生和霍卫平先生为一致行动人，自本公告披露之日起十五个交易日 后的三个月内，计划通过集中竞价交易方式合计减持公司股份不超过11,387,456 股，即不超过公司总股本的1%；通过大宗交易方式合计减持公司股份不超过 22,774,914股，即不超过公司总股本的2%。综上，公司控股股东管连平先生和霍 卫平先生计划合计减持公司股份不超过34,162,370股，即不超过公司总股本的3%。 北京东方国信科技股份有限公 ...

Core Viewpoint - The MLOps concept has shown a significant increase of 3.05%, ranking second among concept sectors, with notable stocks like StarRing Technology, Yuxin Technology, and TuoerSi leading the gains [1][2]. Market Performance - The MLOps concept sector saw a net inflow of 899 million yuan, with 13 stocks experiencing net inflows, and 5 stocks exceeding 30 million yuan in net inflow. Yuxin Technology led with a net inflow of 435 million yuan, followed by TuoerSi and Runhe Software with net inflows of 188 million yuan and 183 million yuan respectively [2][3]. Stock Performance - Key stocks in the MLOps sector include: - Yuxin Technology: Increased by 7.18% with a turnover rate of 16.64% and a net inflow of 435 million yuan, resulting in a net inflow ratio of 12.38% [3] - TuoerSi: Increased by 6.72% with a turnover rate of 11.30% and a net inflow of 188 million yuan, resulting in a net inflow ratio of 10.11% [3] - Runhe Software: Increased by 2.77% with a turnover rate of 5.61% and a net inflow of 183 million yuan, resulting in a net inflow ratio of 8.31% [3] Additional Insights - Other stocks with notable performance in the MLOps sector include: - Dongfang Guoxin: Increased by 4.00% with a net inflow of 54.9 million yuan and a net inflow ratio of 6.57% [3] - StarRing Technology: Increased by 12.40% with a net inflow of 24.77 million yuan and a net inflow ratio of 5.20% [3]

Group 1 - The ocean economy is a significant driver of GDP growth, with the national marine production value expected to exceed 10 trillion yuan in 2024, accounting for 7.8% of the GDP, and contributing 11.5% to economic growth [1][8] - The government has highlighted "deep-sea technology" in its reports, indicating its importance alongside commercial aerospace and low-altitude economy, suggesting a rapid development potential in deep-sea equipment and exploration [1][8] - The deep-sea technology sector is identified as a key pillar for building a maritime power, encompassing three main areas: deep-sea materials, deep-sea equipment manufacturing, and deep-sea digital applications [3][17] Group 2 - Various provinces and cities are accelerating the development of marine economy, with policies focusing on high-end, intelligent, and green development, and establishing multi-level industrial systems [2][13] - Shanghai's marine industry development plan (2025-2035) proposes a "3+5+X" industrial system, while Guangdong's regulations emphasize support for eight emerging marine industry clusters [2][14] - The deep-sea materials sector is crucial for deep-sea technology, involving structural and buoyancy materials necessary for the development of marine resources, with a focus on high-performance steel, alloy materials, and composite materials [3][21] Group 3 - The deep-sea equipment sector is essential for supporting deep-sea development, facing challenges from complex underwater environments, with significant growth in China's shipbuilding industry, which saw a 13.8% increase in completed shipbuilding volume in 2024 [4][26] - The deep-sea digitalization and intelligence sector is a vital direction for deep-sea technology development, aiming to create a "digital ocean" that enhances marine decision-making and governance through advanced information technologies [5][17] - The report suggests focusing on marine engineering equipment manufacturing, marine equipment components, and marine observation instruments as key areas for investment [4][26]

Core Insights - The electronic ID concept sector saw a rise of 2.89%, ranking second among concept sectors, with 28 stocks increasing in value, including significant gainers like Xin'an Century and Kechuang Information, which hit the 20% limit up [1][2] Group 1: Sector Performance - The electronic ID concept sector had a net inflow of 7.95 billion yuan from main funds, with 20 stocks receiving net inflows, and 6 stocks exceeding 50 million yuan in net inflow [2] - The top net inflow stock was Chutianlong, with a net inflow of 7.26 billion yuan, followed by Kechuang Information and Dongfang Guoxin with net inflows of 2.05 billion yuan and 2.03 billion yuan respectively [2][3] Group 2: Stock Performance - Stocks with the highest net inflow ratios included Jida Zhengyuan (55.27%), Chutianlong (25.06%), and Kechuang Information (20.10%) [3][4] - Notable gainers in the electronic ID sector included Jida Zhengyuan (10.01%), Dongfang Guoxin (10.35%), and Xin'an Century (20.02%) [3][4] Group 3: Decliners - The stocks with the largest declines included Xinguodu (down 4.63%), Dongxin He Ping (down 2.48%), and Newland (down 1.93%) [5]

Group 1 - The digital watermark concept index rose by 1.32%, ranking 10th among concept sectors, with 19 stocks increasing in value, including Jida Zhengyuan and ST Lingnan hitting the daily limit [1] - Leading stocks in the digital watermark sector included Dongfang Guoxin, Ruike Laser, and Jinyun Laser, which rose by 10.35%, 5.13%, and 4.23% respectively [1] - The sector experienced a net inflow of 106 million yuan from main funds, with 11 stocks receiving net inflows, and five stocks exceeding 10 million yuan in net inflow [1] Group 2 - The top three stocks by net inflow ratio were Jida Zhengyuan, ST Lingnan, and Dongfang Guoxin, with ratios of 55.27%, 34.12%, and 13.76% respectively [2] - The net inflow of main funds for Dongfang Guoxin was 203 million yuan, followed by ST Lingnan and Jida Zhengyuan with net inflows of 70.64 million yuan and 43.49 million yuan respectively [1][2] - The overall performance of the digital watermark sector was positive, contrasting with other sectors such as photolithography and innovative drugs, which saw declines [1]

北京东方国信科技股份有限公司 关于控股股东、实际控制人 部分质押股份延期购回的公告 本公司及董事会全体成员保证信息披露内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 北京东方国信科技股份有限公司（以下简称"公司"或"本公司"）近日收 到控股股东、实际控制人管连平先生、霍卫平先生通知，获悉管连平先生、霍卫 平先生所持有本公司的部分已质押股份延期购回。具体事项如下： 一、控股股东、实际控制人质押股份延期购回的基本情况 证券代码：300166 证券简称：东方国信 公告编号：2025-040 | 股东 | 持股数量 | 持股 | 本次延期前 | 本次延期后 | 占其所 | 占公 司总 | 已质押股份情况 | | 未质押股份情况 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 名称 | （股） | 比例 | 质押股份数 | 质押股份数 | 持股份 | | 已质押股份 | 占已质 | 未质押股份 | 占未质 | | | | | 量（股） | 量（股） | 比例 | 股本 | 限售数量 | 押股份 | 限售数量 ...