Core Viewpoint - The company, Tongding Interconnection (002491), is focused on its main business areas, which include optical cables, communication equipment, network security, and safety systems, and plans to adapt its product offerings based on market demand in the future [1] Group 1 - The main business products of the company include optical cables, communication equipment, network security, and safety systems [1] - The company intends to align its product or solution offerings with market demand as needed [1]

Group 1 - The company, Tongding Interconnection (002491), is actively investing in the solid-state battery sector through its stake in Shanghai Yili Lithium New Energy Technology Co., Ltd., holding 2.36% as of September 29, 2025 [1] - The company is continuously monitoring the dynamics and development opportunities in emerging industries to support sustainable development [1]

Group 1 - The core point of the news is that Tongding Interconnection conducted a block trade on September 29, with a total of 1.05 million shares traded, amounting to 4.9875 million yuan, which represents 2.83% of the total trading volume for that day. The transaction price was 4.75 yuan, reflecting an 11.87% discount compared to the market closing price of 5.39 yuan [1][2] Group 2 - The block trade details include the transaction date of September 29, 2025, with the stock code 002491 for Tongding Interconnection. The transaction price was 4.75 yuan per share, with a volume of 1.05 million shares and a total transaction amount of 4.9875 million yuan. The buyer was Guotou Securities Co., Ltd., and the seller was Dongwu Securities Co., Ltd. [2]

证券日报网讯通鼎互联（002491）9月29日在互动平台回答投资者提问时表示，公司在定期报告中会披 露股东人数。 ...

Group 1 - The company has invested in the solid-state battery sector through a stake in Shanghai Yili Lithium New Energy Technology Co., holding 2.36% as of September 2025 [1] - The company is continuously monitoring the dynamics and development opportunities in emerging industries to support sustainable development [1]

Core Viewpoint - The company is exploring opportunities in the solid-state battery sector and is committed to sustainable development through investments in emerging industries [1]. Group 1 - The company has a 2.36% stake in Shanghai Yili Lithium New Energy Technology Co., Ltd. as part of its strategy to enter the solid-state battery market, with the investment expected to last until September 2025 [1]. - The company is actively monitoring trends and development opportunities in emerging industries to enhance its business operations [1].

具体来看，今日上榜的营业部中，共有2家机构专用席位现身，即买五、卖三，合计买入金额1054.85万 元，卖出金额1802.41万元，合计净卖出747.56万元，深股通为第一大买入营业部及第一大卖出营业部， 买入金额为1297.17万元，卖出金额为4053.12万元，合计净卖出2755.95万元。 资金流向方面，今日该股主力资金净流出5347.33万元，其中，特大单净流出3982.74万元，大单资金净 流出1364.59万元。近5日主力资金净流出1.11亿元。 融资融券数据显示，该股最新（9月22日）两融余额为2.38亿元，其中，融资余额为2.38亿元，融券余额 为13.01万元。近5日融资余额合计减少1868.30万元，降幅为7.28%，融券余额合计减少20.56万元，降幅 61.25%。（数据宝） 通鼎互联9月23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 | 深股通专用 | 1297.17 | 4053.12 | | 买二 | 华泰证券股份有限公司襄阳汉江北路证券营业部 | 975.06 | ...

Group 1 - Solid-state battery concept stocks experienced a surge followed by a significant decline, indicating volatility in the market [1] - Tongding Interconnection approached a limit down, reflecting investor concerns and market sentiment [1] - Fengshan Group saw a drop of over 7%, highlighting the challenges faced by companies in the solid-state battery sector [1] Group 2 - Other companies such as Chuan Yi Technology, Debang Technology, and Tianli Lithium Energy also reported notable declines, suggesting a broader trend affecting the industry [1]

Core Viewpoint - Tongding Interconnection's stock price has shown fluctuations, with a recent decline of 2.07% on September 18, 2023, while the company has experienced a year-to-date increase of 19.65% [1][2]. Financial Performance - For the first half of 2025, Tongding Interconnection reported a revenue of 1.522 billion yuan, representing a year-on-year growth of 5.39%. However, the net profit attributable to shareholders was a loss of 896.016 million yuan, a decrease of 130.15% compared to the previous year [3]. - The company has cumulatively distributed 466 million yuan in dividends since its A-share listing, with no dividends distributed in the last three years [4]. Stock Market Activity - As of September 18, 2023, the stock price was 6.15 yuan per share, with a total market capitalization of 7.564 billion yuan. The trading volume was 429 million yuan, with a turnover rate of 5.88% [1]. - The stock has appeared on the "Dragon and Tiger List" once this year, with the most recent appearance on January 2, 2025, showing a net buy of -165.517 million yuan [2]. Shareholder Information - As of June 30, 2025, the number of shareholders increased to 80,500, with an average of 14,623 circulating shares per person, a decrease of 7.55% from the previous period [3]. - Hong Kong Central Clearing Limited is the third-largest circulating shareholder, holding 16.7168 million shares, a decrease of 1.7514 million shares from the previous period [4]. Business Overview - 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 equipment. The main revenue sources are power cables (46.66%), communication cables (28.83%), and communication equipment (9.24%) [2].

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：002491 证券简称：通鼎互联 公告编号：2025-050 通鼎互联信息股份有限公司 关于持股 5%以上股东减持股份达到1%的公告 公司持股5%以上的股东东吴创业投资有限公司－苏州市吴企创基股权投资合伙企业(有限合伙)保证向本 公司提供的信息内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 通鼎互联信息股份有限公司（以下简称"公司"）于2025年7月30日披露了《关于持股5%以上股东减持股 份预披露公告》（公告编号：2025-037），公司持股86,956,500股（占公司总股本比例7.07%）的股东东 吴创业投资有限公司－苏州市吴企创基股权投资合伙企业（有限合伙）（以下简称"吴企创基"）计划自 公告披露之日起15个交易日后的3个月内，即2025年8月20日至2025年11月19日，通过证券交易所集中竞 价或者大宗交易的方式减持其持有的公司股份不超过25,590,000股（占公司总股本比例不超过 2.08%）。其中，以集中竞价交易方式减持的，在任意连续90个自然日内，减持 ...