Core Viewpoint - The optical fiber and cable sector is experiencing significant strength, with multiple companies showing notable stock price increases, indicating a positive market trend in this industry [1] Group 1: Market Performance - The optical fiber and cable sector is strong, with Hangzhou Electric Co., Ltd. reaching the daily limit increase [1] - Other companies such as Zhishang Technology, Tongding Interconnection, Guangku Technology, Far East Holdings, Yongding Co., Ltd., and Fenghuo Communication also reported substantial stock price increases [1]

Market Overview - A-shares experienced a significant decline on February 2, with the Sci-Tech 50 index dropping by 3.88%, while the Shanghai Composite, Shenzhen Component, and ChiNext indices all fell by over 2% [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.58 trillion yuan, a decrease of approximately 250.7 billion yuan from the previous day [1] - There was a stark contrast in individual stock performance, with only 738 stocks rising and 4,395 stocks declining [1] - Net capital outflow exceeded 100 billion yuan, with the power grid equipment sector seeing the highest net inflow, while the semiconductor sector experienced the most significant net outflow [1] Hot Stocks - The top ten popular stocks included Liou Co., Zhongchao Holdings, Baobian Electric, and others, with varying degrees of market interest [2] Company Insights - Liou Co. gained market attention due to its alignment with multiple hot topics, including AI applications and social media concepts, leading to a turnaround in performance [3] - Zhongchao Holdings benefited from its involvement in commercial aerospace and high-voltage projects, enhancing its market position [3] - Baobian Electric's stock price increase was driven by favorable policies and industry trends, with significant revenue and profit growth reported [3] - Baiyin Nonferrous Metals' stock fluctuations were influenced by rising international precious metal prices and strategic moves to strengthen its gold industry chain [4] - Zhejiang Wenlian's positive performance was attributed to solid advancements in AI marketing and confidence from major shareholders [5] - TBEA's success stemmed from its alignment with national investment policies and a strong order backlog in the high-voltage sector [5] - China Western Power's stock was supported by policy benefits and its leading position in the high-voltage market, with robust revenue growth [5] - Tongding Interconnection's performance was bolstered by the rising sentiment in the optical communication industry and strategic adjustments within the company [6]

责任编辑：小浪快报 声明：市场有风险，投资需谨慎。本文基于第三方数据库自动发布，不代表新浪财经观点，任何在本文 出现的信息均只作为参考，不构成个人投资建议。如有出入请以实际公告为准。如有疑问，请联系 biz@staff.sina.com.cn。 02月02日消息，截止13:35，光纤光缆板块活跃，通鼎互联、杭电股份、汉缆股份涨停，通光线缆、长 飞光纤等个股涨幅居前。 ...

Market Overview - The Shanghai Composite Index fell by 0.96% to 4117.95 points, while the Shenzhen Component Index decreased by 0.66% to 14205.89 points. In contrast, the ChiNext Index rose by 1.27% to 3346.36 points [1] - A total of 2360 stocks rose and 2703 stocks fell in the Shanghai and Shenzhen markets, with a total transaction volume of 2.84 trillion yuan, a decrease of approximately 394.47 billion yuan compared to the previous day [1] Sector Performance - The telecommunications equipment sector saw a net inflow of 6.534 billion yuan, while the non-ferrous metals sector experienced the largest net outflow of 10.049 billion yuan [1] - The genetically modified sector led the gains with an increase of 4.19%, followed by the optical fiber concept sector at 3.94%. Conversely, the silver sector fell by 10%, and the precious metals sector decreased by 8.92% [1] Company Highlights - TBEA's market attention is attributed to its comprehensive advantages as a leading enterprise in the power equipment sector, with a strong performance and sufficient order reserves. The company is actively expanding into AI computing power and solid-state transformers [2] - Hongbaoli's market heat stems from its improved fundamentals and the overall performance of the chemical sector. The company's epoxy propylene project is set to significantly enhance capacity [2] - LEO's increased attention is due to its dual business layout in "smart pumps and systems" and "digital marketing," along with its expansion into AI applications and liquid cooling servers [3] - Tiandi Online is gaining market attention for its forward-looking layout in AI applications and virtual digital fields, despite adjustments in its acquisition plans [3] - Tongding Interconnection's popularity is driven by the rising prosperity of the optical communication industry and its comprehensive business layout [3] - BlueFocus is benefiting from the high prosperity of the AI marketing industry and multiple thematic catalysts, including collaborations with various platforms [4] - Tianqi's focus is on advancements in humanoid robots and lithium battery recycling, with significant progress in its joint projects [4] - The silver sector's market performance is bolstered by strong precious metal prices and the company's strategic business layout [5] - Agricultural Development Industry's attention is heightened by its profit forecast and multiple favorable factors, including a projected net profit increase of over 60% [5] - Hengtong Optic-Electric is gaining market interest due to the recovery of the optical communication industry and the company's technological breakthroughs [6]

Core Viewpoint - Tongding Interconnection announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% during the trading days from January 28 to January 30, 2026 [1] Summary by Relevant Sections - Stock Price Movement - The stock price of Tongding Interconnection showed a cumulative increase of over 20% across three consecutive trading days [1] - Regulatory Compliance - The company stated that the abnormal stock price movement falls under the category of stock trading anomalies as per the Shenzhen Stock Exchange trading rules [1] - Company Disclosure - Tongding Interconnection confirmed that there are no corrections or supplements needed for previously disclosed information, and no undisclosed significant information has been found that could impact the stock price [1]

Core Viewpoint - The company, Tongding Interconnection, announced that its stock price experienced a cumulative increase of over 20% during the trading days from January 28 to January 30, 2026, prompting an unusual price movement notice [1] Group 1: Stock Performance - The stock price of Tongding Interconnection rose significantly, with a cumulative increase exceeding 20% over three consecutive trading days [1] - The company confirmed that there are no undisclosed significant information affecting the stock price and that its operational status remains normal [1] Group 2: Disclosure and Reporting - The company verified that previous disclosures do not require correction or supplementation, and there are no major undisclosed matters that need to be reported [1] - The company plans to release its 2025 annual performance forecast on January 31, 2026, and the 2025 annual report is expected to be disclosed on April 29, 2026 [1] Group 3: Shareholder Activity - During the period of unusual stock price movement, the controlling shareholders and actual controllers did not buy or sell company shares, indicating no violations of fair disclosure [1]

证券代码：002491 证券简称：通鼎互联 公告编号：2026-009 通鼎互联信息股份有限公司 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、股票交易异常波动的情况介绍 通鼎互联信息股份有限公司（以下简称"公司"）股票（证券简称：通鼎互 联，证券代码：002491）于2026年1月28日至2026年1月30日连续三个交易日收盘 价格涨幅偏离值累计超过20%。根据《深圳证券交易所交易规则》等相关规定， 以上情形属于股票交易异常波动的情形。 二、公司关注并核实相关情况 针对公司股票交易的异常波动，公司董事会对公司、控股股东和实际控制人 就相关事项进行了核实，现就有关情况说明如下： 1、公司前期披露的信息不存在需要更正、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本公司股票交易价格产生 较大影响的未公开重大信息； 4、公司、控股股东及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，或处于筹划阶段的重大事项； 5、公司控股股东及实际控制人在本公司股票交易异常波动期间未买卖本公 司股票； 6、公司不存在违反公平信息披露规 ...

通鼎互联公告称，公司股票于2026年1月28日至1月30日连续三个交易日收盘价格涨幅偏离值累计超过 20%，属于异常波动。公司核实，前期披露信息无需更正补充，未发现影响股价的重大未公开信息，经 营正常，内外部环境无重大变化，控股股东及实控人无应披露而未披露事项，异常波动期间未买卖股 票，无违反公平信息披露规定情形。公司2025年度业绩预告暂无修正情况，预计4月29日披露年报。 ...

Core Viewpoint - The company Tongding Interconnection (002491) is expected to report a net loss of 80 million to 110 million yuan for the fiscal year 2025, a significant decline from a profit of 77.33 million yuan in the same period last year [1] Group 1: Financial Performance - The projected net loss for 2025 is attributed to a substantial increase in raw material copper prices, which has led to higher production costs and a decrease in gross margin [1] - The company's net profit, excluding non-recurring gains and losses, has also declined year-on-year [1] Group 2: Market Conditions - A slowdown in demand from downstream customers has resulted in a decrease in sales revenue from communication cables [1]

经济观察网2026年1月30日，通鼎互联（002491）发布2025年度业绩预告，预计2025年净利润亏损8000 万元至1.1亿元，同比下降203.46%至242.25%；扣除非经常性损益后的净利润亏损3600万元至5000万 元，同比下降206.38%至247.74%。 ...