证券代码：002491 证券简称：通鼎互联 公告编号：2025-046 通鼎互联信息股份有限公司 关于控股股东股份解除质押及质押的公告 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。 2、本次股份质押基本情况 | 股东名 | 是否为控 股股东或 第一大股 | 本次质押数 | 占其所 持股份 | 占公司 总股本 | 是否为 | 是否为 补充质 | 质押起始日 | 质押到期 | 质权人 | 质押用途 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 称 | | 量（股） | | | 限售股 | | | 日 | | | | | 东及其一 | | 比例 | 比例 | | 押 | | | | | | | 致行动人 | | | | | | | | | | | 通鼎集 | | | | | | | | 至质权人 | 江苏苏州 农村商业 | 自身生产 | | 团 | 是 | 10,500,000 | 2.71% | 0.85% | 否 | 否 | 2025/8/27 | 申请解除 | ...

Group 1 - The core viewpoint of the news highlights the trading performance and financial metrics of Tongding Interconnection, indicating a decline in stock price and significant financing activities on August 26 [1] - On August 26, Tongding Interconnection's stock fell by 1.03%, with a trading volume of 357 million yuan. The financing buy-in amount was 30.28 million yuan, while the financing repayment was 47.51 million yuan, resulting in a net financing outflow of 17.23 million yuan [1] - As of August 26, the total balance of margin trading for Tongding Interconnection was 202 million yuan, with the financing balance accounting for 2.88% of the circulating market value, indicating a high level compared to the past year [1] Group 2 - Tongding Interconnection, established on February 7, 2001, and listed on October 21, 2010, specializes in the research, production, and sales of optical fibers, communication cables, and related products [2] - The company's main business revenue composition includes communication cables (39.21%), power cables (38.37%), communication equipment (9.82%), optical fibers and cables (7.33%), internet security (4.12%), and other sectors (1.08%) [2] - For the first quarter of 2025, Tongding Interconnection reported an operating income of 660 million yuan, a year-on-year decrease of 15.27%, while the net profit attributable to shareholders increased by 582.97% to 132 million yuan [2] Group 3 - Since its A-share listing, Tongding Interconnection has distributed a total of 467 million yuan in dividends, with no dividends paid in the last three years [3] - As of March 31, 2025, the number of shareholders for Tongding Interconnection was 74,400, a decrease of 15.62% from the previous period, while the average circulating shares per person increased by 18.51% to 15,817 shares [2][3] - Among the top ten circulating shareholders, Hong Kong Central Clearing Limited holds 18.47 million shares, an increase of 8.71 million shares compared to the previous period, while Dachen Zhongzheng 360 Internet+ Index A is a new shareholder with 2.95 million shares [3]

证券代码：002491 证券简称：通鼎互联 公告编号：2025-040 通鼎互联信息股份有限公司 关于控股股东股份解除质押及质押的公告 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。 特别风险提示： 公司控股股东及其一致行动人质押股份数量占其所持公司股份数量比例超 过 80%，请投资者注意相关风险。 一、股东股份解除质押及质押基本情况 通鼎互联信息股份有限公司（以下简称"公司"）于近日接到控股股东通鼎 集团有限公司（以下简称"通鼎集团"）有关办理部分股份解除质押及质押的通 知。本次质押与解除质押的股票数量一致，质押比例较前次披露未发生变化，现 将具体情况公告如下： 1、本次股份解除质押基本情况 | 股东名称 | 是否为控股股 东或第一大股 东及其一致行 | | 本次解除质押 股份数量（股） | 占其所持股 份比例 | 占公司总股 本比例 | 质押起始日 | 解除日期 | 质权人 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 动人 | | | | | | | | 通鼎集团 | | ...

Group 1 - The "Measures for Identifying AI-Generated Synthetic Content" will be implemented starting September 1, 2025, requiring companies to clearly distinguish AI-generated content from real content through explicit and implicit labeling [1] - The policy is expected to drive advancements in digital watermarking technology, creating market opportunities in compliant service scenarios [1] - Companies are likely to increase R&D investments in digital watermarking technology to capture the emerging implicit labeling market driven by compliance needs [1] Group 2 - Digital watermarking technology allows for the embedding of digital information into content without affecting its visual quality, ensuring that watermark information remains intact even after editing or sharing [2] - The digital watermarking market is projected to exceed 6.5 billion RMB by 2025, with a compound annual growth rate (CAGR) of over 20% [2] - The first national standard for digital watermarking (GB/T 45909-2025) will be implemented in January 2025, providing authoritative support for AI-generated content identification applications [3] Group 3 - Several companies are actively involved in digital watermarking technology, including Hanbang High-Tech, which has developed a comprehensive application system for video, audio, and image watermarking [6] - Other notable companies include Han Yi Co., which has been researching digital watermarking since 2020, and Shanghai Steel Union, which is building a blockchain platform integrated with digital watermarking technology [6] - Key players in the AI generation field include Guotou Intelligent, Hikvision, and Dahua Technology, focusing on AI-based content verification and identification solutions [6]

Market Performance - On August 15, the communication equipment sector rose by 0.58% compared to the previous trading day, with Hengbao Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3696.77, up 0.83%, while the Shenzhen Component Index closed at 11634.67, up 1.6% [1] Individual Stock Performance - Hengbao Co., Ltd. (002104) closed at 29.01, with a gain of 7.36% and a trading volume of 3.0958 million shares [1] - Other notable gainers included: - Zhongguang Fangrui (300414) at 14.30, up 5.46% [1] - Hata Dong Technology (688182) at 28.01, up 5.30% [1] - Sinan Navigation (688592) at 44.50, up 4.95% [1] - Nanjing Panda Electronics (600775) at 14.06, up 4.85% [1] Fund Flow Analysis - The communication equipment sector experienced a net outflow of 3.849 billion yuan from institutional investors, while retail investors saw a net inflow of 3.444 billion yuan [2][3] - Notable individual stock fund flows included: - Zhongtian Technology (600522) with a net inflow of 259 million yuan from institutional investors [3] - Datang Telecom (600198) with a net inflow of 32.33 million yuan from institutional investors [3] - Youfang Technology (688159) with a net inflow of 29.24 million yuan from retail investors [3]

Core Viewpoint - The announcement details the pledge and release of shares by the controlling shareholder of Tongding Interconnection Information Co., Ltd., indicating that the pledged shares do not significantly impact the company's operations or governance [2][5]. Group 1: Share Pledge and Release Details - The controlling shareholder, Tongding Group Co., Ltd., has notified the company about the release and pledge of shares, with the number of shares pledged matching those released, and the pledge ratio remaining unchanged [2][3]. - As of the announcement date, the controlling shareholder and its concerted parties have pledged a total of 41.36 million shares, accounting for 10.13% of their holdings and 3.36% of the company's total share capital, with a corresponding financing balance of 186 million yuan [4]. - In the next six months, 188.86 million shares are set to mature, representing 46.26% of their holdings and 15.35% of the total share capital, with a financing balance of 981 million yuan, to be repaid from self-raised funds [4]. Group 2: Financial Health of the Controlling Shareholder - Tongding Group's total debt balance is 1.523 billion yuan, with 1.516 billion yuan due within the next year, including 935 million yuan due in the next six months [7]. - The group has not experienced any significant debt defaults or overdue payments in the past year, and its overall debt-to-asset ratio remains within a normal range, indicating no repayment risk [7]. - The controlling shareholder's financing from share pledges is primarily for its own operational needs, with repayment expected from self-raised funds [9].

（文章来源：每日经济新闻） 通鼎互联（SZ 002491，收盘价：5.58元）8月14日晚间发布公告称，公司于近日接到控股股东通鼎集团 有限公司（以下简称"通鼎集团"）有关办理部分股份解除质押及质押的通知。本次质押与解除质押的股 票数量一致，质押比例较前次披露未发生变化，截至本公告日，通鼎集团累计质押股数约为3.55亿股， 合计占其所持股份比例为91.68%。 2024年1至12月份，通鼎互联的营业收入构成为：通信线缆及相关制造业占比84.9%，通信设备及相关 制造业占比9.82%，软件及信息技术服务业占比4.12%，其他业务占比1.08%，新能源行业占比0.07%。 ...

证券代码：002491 证券简称：通鼎互联 公告编号：2025-039 通鼎互联信息股份有限公司 关于控股股东股份解除质押及质押的公告 一、股东股份解除质押及质押基本情况 通鼎互联信息股份有限公司（以下简称"公司"）于近日接到控股股东通鼎 集团有限公司（以下简称"通鼎集团"）有关办理部分股份解除质押及质押的通 知。本次质押与解除质押的股票数量一致，质押比例较前次披露未发生变化，现 将具体情况公告如下： 1、本次股份解除质押基本情况 | 股东名称 | 是否为控股股 东或第一大股 | | 本次解除质押 | 占其所持股 | 占公司总股 | 质押起始日 | 解除日期 | 质权人 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 东及其一致行 | | 股份数量（股） | 份比例 | 本比例 | | | | | | | 动人 | | | | | | | | | | | | | | | | 江苏苏州农村 商业银行股份 | | 通鼎集团 | | 是 | 11,910,000 | 3.07% | 0.97% | 2020/10/28 | 2025/8/1 ...

通过天眼查大数据分析，通鼎互联信息股份有限公司共对外投资了39家企业，参与招投标项目1988次， 知识产权方面有商标信息32条，专利信息1265条，此外企业还拥有行政许可62个。 天眼查商业履历信息显示，通鼎互联信息股份有限公司，成立于2001年，位于苏州市，是一家以从事互 联网和相关服务为主的企业。企业注册资本122999.45万人民币，实缴资本57046.7万人民币。公司法定 代表人为沈小平。 通鼎互联最新一期业绩显示，截至2025一季报，公司营业总收入6.60亿元、同比减少15.27%，归属净利 润1.32亿元，同比增长582.97%，扣非净利润1545.97万元，同比减少160.22%，流动比率1.253、速动比 率1.018、资产负债率56.06%。 金融界消息 截至2025年8月14日收盘，通鼎互联（002491）报收于5.58元，上涨10.06%，换手率 4.84%，成交量56.92万手，成交金额3.10亿元。 资金流向方面，今日主力资金净流入1.44亿元，占比成交额46.41%。其中，超大单净流入1.46亿元、占 成交额47.11%，大单净流出216.49万元、占成交额0.7%，中单净流出流出 ...

北京大成（南京）律师事务所 关于 通 鼎 互 联 信 息 股 份 有 限 公 司 2025 年 第 二 次 临 时 股 东 大 会 的 法律意见书 北京大成（南京）律师事务所 南京市鼓楼区集慧路 18 号联创科技大厦 A 座 7-11 楼 联系电话：025-83755000 传真：025-83755111 邮编：210036 北京大成（南京）律师事务所关于通鼎互联信息股份有限公司 致：通鼎互联信息股份有限公司 根据《中华人民共和国证券法》 （以下简称《证券法》）、 《中华人民共和国公 司法》 （以下简称《公司法》）和中国证券监督管理委员会《上市公司股东会规则 （2025 年修订）》 （以下简称《股东会规则》）等法律、法规及规范性文件的要求， 北京大成（南京）律师事务所（以下简称本所）接受通鼎互联信息股份有限公司 （以下简称公司）的委托，指派律师参加公司 2025 年第二次临时股东大会（以 下简称本次股东大会）。 本所声明：本所律师仅对本次股东大会的召集程序、召开程序、出席会议人 员资格、召集人资格、表决程序及表决结果发表法律意见，并不对本次股东大会 所审议的议案、议案所涉及的数字及内容发表意见。本所律师同意将 ...