证券日报网讯 12月5日，长缆科技在互动平台回答投资者提问时表示，关于股东信息及变化的相关内 容，请查看公司定期报告。 （文章来源：证券日报） ...

证券日报网讯12月2日晚间，长缆科技（002879）发布公告称，截至2025年11月30日，公司尚未减持已 回购股份。 ...

证券代码：002879 证券简称：长缆科技 公告编号：2025-047 长缆科技集团股份有限公司 关于回购股份集中竞价减持进展的公告 本公司及全体董事会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。 长缆科技集团股份有限公司（以下简称"公司"）于 2025 年 10 月 27 日召开 了第五届董事会第十四次会议，审议通过了《关于减持公司已回购股份的议案》， 根据公司于 2024 年 2 月 8 日披露的《回购股份报告书》之用途约定，同意公司 通过集中竞价交易方式减持已回购股份，实施期限为自发布减持公告之日起 15 个交易日后的 6 个月内，拟减持回购股份不超过 3,862,152 股（即不超过公司总 股本的 2%），减持价格根据减持时的二级市场价格确定。具体内容详见公司刊登 在巨潮资讯网上（www.cninfo.com.cn）的相关公告。 根据《深圳证券交易所上市公司自律监管指引第 9 号——回购股份》等相关 规定，上市公司采用集中竞价交易方式减持回购股份期间，应当在每个月的前三 个交易日内披露截至上月末的出售进展情况。现将有关情况公告如下： 长缆科技集团股份有限公司董事会 2 ...

Core Insights - The cable and wire industry is a foundational sector of the national economy, supporting efficient operations in power transmission and communication [1] - The cable junction box industry is experiencing robust growth, with market size expected to reach 257 billion yuan in 2024 and surpass 280 billion yuan in 2025, driven primarily by photovoltaic junction boxes [1][7] Industry Overview - The cable junction box is an electrical accessory used for connecting, branching, and terminating cables, designed to ensure safe and reliable electrical connections while providing insulation and protection [2][5] - The industry is characterized by diverse classifications based on installation environment, material, and functionality, catering to various electrical connection needs [3][4] Current Development Status - The cable and wire industry in China is projected to grow at a compound annual growth rate (CAGR) of 6.28% from 2018 to 2024, with production increasing from 45.32 million kilometers to 65.31 million kilometers [6] - The market size of the cable and wire industry is expected to expand from 1.08 trillion yuan in 2020 to 1.35 trillion yuan in 2024, with a forecast to exceed 1.41 trillion yuan by 2025 [6][7] Industry Chain Analysis - The upstream of the cable junction box industry focuses on materials like copper, aluminum, and engineering plastics, with fluctuations in copper prices significantly impacting costs [8] - The midstream consists of manufacturing enterprises primarily located in regions like the Yangtze River Delta and the Pearl River Delta, with a low industry concentration and ongoing improvements in production efficiency [8] Application Market - The downstream application market for cable junction boxes is diverse, with the power system being the dominant demand source, followed by stable contributions from construction and industrial manufacturing [9][10] - The rapid growth of distributed photovoltaic installations is driving demand for specialized junction boxes, particularly those with high corrosion resistance and intelligent monitoring capabilities [10][11] Competitive Landscape - The competitive landscape of the cable junction box industry is characterized by a mix of leading domestic companies, foreign firms focusing on high-end markets, and numerous specialized small and medium-sized enterprises [12] - Major domestic players like Zhongtian Technology, Chint Electric, and Hengtong Optic-Electric are enhancing their market positions through technological investments and industry integration [12] Future Development Trends - The industry is expected to evolve towards smart, high-end, and specialized products, with a focus on integrating intelligent features and innovative materials [13] - Market concentration is anticipated to increase, with leading companies gaining more market share while smaller firms focus on niche segments [14] - The expansion of high-value application scenarios and globalization efforts will drive industry growth, with a shift towards comprehensive solution offerings [15]

Group 1: Company Overview - Long Cable Technology Group Co., Ltd. is identified by stock code 002879 and abbreviated as 长缆科技 [1] Group 2: Investor Relations Activity - The investor relations activity was a specific object survey held on November 18, 2025, from 10:00 to 11:00 in the company meeting room [2] - Participants included Huang Ping (Director, Board Secretary, Financial Responsible Person), Liu Lihong (Securities Affairs Representative), and Shang Danni (IR) [2] Group 3: Product Advantages - Double River Energy has established advantages in the natural ester insulating oil sector, characterized by high flash and fire points, natural biodegradability, low carbon footprint, and strong overload capacity [2] - Successful applications of natural ester insulating oil include the world's first 110kV natural ester transformer and a 180 MW offshore photovoltaic project by the Three Gorges Group [2] Group 4: Research and Development - In 2024, Double River Energy increased R&D investment and participated in a national key technology project for plant-based insulating oil for ultra-high voltage transformers [2] - The company is currently testing its immersion-type insulating cooling liquid, which aims to broaden product variety and enhance market competitiveness [3] Group 5: R&D Achievement Transformation - The company emphasizes the industrial application of R&D achievements, showcasing strong technology transfer capabilities [3] - In 2018, the company successfully developed cross-linked polyethylene insulating power cable accessories for 290/500kV and ±525kV, marking a significant breakthrough in higher voltage levels [3] - In 2022, the company achieved notable success in the national grid's centralized bidding for 330kV-500kV series products, indicating the commercial application of these products in urban power transmission networks [3] Group 6: Industry Competition Landscape - The cable accessory industry exhibits a "pyramid" structure in market competition, with a fragmented landscape in the medium and low voltage segments due to lower technical barriers [3] - In the high voltage cable accessory sector, higher technical barriers lead to increased industry concentration, with major competitors including Changyuan Group, Hancable, and foreign firms like Sumitomo and Prysmian [3] - The company is among the few globally capable of independently developing and producing ultra-high voltage cable accessories, positioning itself alongside international leaders in technology [3]

Core Viewpoint - The A-share market is experiencing slight fluctuations, with the Electric Grid Equipment ETF (159326) showing a decline of 1.96% but attracting significant capital inflow, indicating a potential investment opportunity in the sector [1] Group 1: Market Performance - As of 14:12 on November 14, the Electric Grid Equipment ETF (159326) recorded a trading volume of 2.41 billion yuan, with notable stocks like Neng Electric, Yongfu Shares, Jinlihua Electric, Jinlongyu, and others rising against the market trend [1] - On November 13, the ETF saw a net inflow of over 1.48 billion yuan, bringing its total scale to over 18 billion yuan, a record high since its inception [1] Group 2: Investment Outlook - According to China International Capital Corporation (CICC), the electric grid is in a post-cycle phase of renewable energy development, with a significant investment gap that needs to be filled as the country aims for future renewable energy goals [1] - For the "14th Five-Year Plan," the expected national grid investment scale is projected to exceed 4.1 trillion yuan, with a compound annual growth rate of 5-6%, focusing on enhancing the main grid framework and smart upgrades to the distribution network [1] Group 3: ETF Composition - The Electric Grid Equipment ETF (159326) is the only ETF tracking the CSI Electric Grid Equipment Theme Index, with a strong representation in sectors such as transmission and transformation equipment, grid automation equipment, cable components, and distribution equipment [1] - The ETF has a high weight of 64% in ultra-high voltage stocks, the highest in the market, and includes leading companies like Guodian NARI, TBEA, Siyuan Electric, and Trina Solar among its top ten holdings [1]

Core Insights - Long Cable Technology's stock price increased by 2.09% on November 10, reaching 18.56 CNY per share, with a market capitalization of 3.584 billion CNY [1] - The company has seen a year-to-date stock price increase of 25.00% and a 10.87% increase over the last five trading days [1] Financial Performance - For the period from January to September 2025, Long Cable Technology reported a revenue of 1.031 billion CNY, representing a year-on-year growth of 32.21% [2] - The net profit attributable to shareholders was 33.4478 million CNY, which is a decrease of 39.86% compared to the previous year [2] Shareholder Information - As of September 30, the number of shareholders increased by 23.26% to 21,900, while the average number of tradable shares per shareholder decreased by 18.87% to 6,308 shares [2] Dividend Distribution - Long Cable Technology has distributed a total of 292 million CNY in dividends since its A-share listing, with 112 million CNY distributed over the past three years [3]

Group 1 - The core viewpoint of the news is that Changlan Technology has shown a significant increase in stock price and trading activity, indicating positive market sentiment despite some net outflow of funds [1][2] - As of November 6, Changlan Technology's stock price rose by 2.00% to 18.32 CNY per share, with a total market capitalization of 3.538 billion CNY [1] - The company has experienced a year-to-date stock price increase of 23.38%, with notable gains over the past five days (11.64%) and sixty days (14.29%) [1] Group 2 - Changlan Technology operates in the electric equipment sector, specifically in power cable accessories and related products, with a revenue composition that includes transformer insulating oil (35.86%) and various voltage products [1][2] - For the period from January to September 2025, the company reported a revenue of 1.031 billion CNY, reflecting a year-on-year growth of 32.21%, while the net profit attributable to shareholders decreased by 39.86% to 33.4478 million CNY [2] - The company has distributed a total of 292 million CNY in dividends since its A-share listing, with 112 million CNY distributed over the past three years [3]

Core Viewpoint - Changlan Technology's stock price has shown a significant increase this year, with a notable rise in recent trading days, despite a slight decline over the past 20 days [2]. Company Overview - Changlan Technology Group Co., Ltd. is located in Changsha High-tech Development Zone, Hunan Province, and was established on December 23, 1997. The company was listed on July 7, 2017. Its main business involves the research, development, production, sales, and service of power cable accessories and related products [2]. - The company's revenue composition includes: transformer insulating oil (35.86%), other auxiliary products (20.02%), products from 1kV to 35kV (16.35%), products from 66kV to 110kV (12.43%), products from 220kV (12.26%), and products from 320kV to 500kV (3.07%) [2]. - Changlan Technology belongs to the Shenwan industry classification of power equipment - grid equipment - cable components and other. It is associated with concepts such as high-speed rail, rail transit, robotics, liquid cooling, and new infrastructure [2]. Stock Performance - As of November 5, Changlan Technology's stock price increased by 2.05%, reaching 17.40 CNY per share, with a trading volume of 33.22 million CNY and a turnover rate of 1.41%. The total market capitalization is 3.36 billion CNY [1]. - Year-to-date, the stock price has risen by 17.19%, with a 4.32% increase over the last five trading days, a 2.19% decline over the last 20 days, and a 9.37% increase over the last 60 days [2]. Financial Performance - For the period from January to September 2025, Changlan Technology achieved an operating income of 1.031 billion CNY, representing a year-on-year growth of 32.21%. However, the net profit attributable to the parent company was 33.45 million CNY, a year-on-year decrease of 39.86% [2]. - The company has distributed a total of 292 million CNY in dividends since its A-share listing, with 112 million CNY distributed over the past three years [3]. Shareholder Information - As of September 30, the number of shareholders of Changlan Technology is 21,900, an increase of 23.26% compared to the previous period. The average number of circulating shares per person is 6,308, a decrease of 18.87% [2].

Core Points - The Shanghai Composite Index fell by 0.41% to close at 3960.1860 points, while the Shenzhen Component Index dropped by 1.71% to 13175.221 points as of November 4 [1] Group 1: Top Gainers in Hunan Stocks - Changlan Technology opened at 16.740 and closed at 17.050, gaining 1.85% with a highest price of 17.720 and a lowest of 16.690, trading volume was 52,194 lots [2] - Mengjie Co., Ltd. opened at 4.270 and closed at 4.340, increasing by 1.64% with a highest price of 4.380 and a lowest of 4.260, trading volume was 239,327 lots [2] - Hunan Development opened at 13.100 and closed at 13.190, up by 1.46% with a highest price of 13.360 and a lowest of 13.020, trading volume was 247,072 lots [2] - Hunan Investment opened at 5.710 and closed at 5.780, rising by 1.40% with a highest price of 5.790 and a lowest of 5.660, trading volume was 170,367 lots [2] - Tianqiao Hoisting opened at 4.400 and closed at 4.510, increasing by 1.35% with a highest price of 4.530 and a lowest of 4.390, trading volume was 787,041 lots [2] Group 2: Top Losers in Hunan Stocks - Hengli Retreat opened at 0.160 and closed at 0.150, decreasing by 11.76% with a highest price of 0.170 and a lowest of 0.150, trading volume was 611,606 lots [3] - Qidi Pharmaceutical opened at 12.090 and closed at 11.450, down by 5.61% with a highest price of 12.090 and a lowest of 11.430, trading volume was 145,241 lots [3] - Kaimete Gas opened at 23.830 and closed at 23.340, falling by 4.70% with a highest price of 24.290 and a lowest of 23.130, trading volume was 763,116 lots [3] - Hunan Silver opened at 6.280 and closed at 6.130, declining by 3.46% with a highest price of 6.300 and a lowest of 6.090, trading volume was 991,979 lots [3] - Hunan Gold opened at 20.980 and closed at 20.530, decreasing by 3.16% with a highest price of 21.170 and a lowest of 20.260, trading volume was 473,720 lots [3]