Group 1: Company Performance and Strategy - The company adheres to an "innovation-driven development strategy," focusing on continuous technological breakthroughs to promote high-quality growth [2] - Significant investments in R&D have been made, particularly in advanced materials, product molding processes, high voltage products, and smart cable accessories [2] - A joint research center with Xi'an Jiaotong University has been established to enhance R&D capabilities and foster talent development [2] Group 2: Product and Market Advantages - Double River Energy has established advantages in the natural ester insulating oil sector, characterized by high flash and fire points, biodegradability, and strong overload capacity [3] - Natural ester insulating oil has been successfully applied in major projects, including the world's first natural ester transformer and a 110kV offshore photovoltaic project [3] - The company plans to accelerate the development and market expansion of natural and synthetic ester insulating oils in response to global energy transition demands [3] Group 3: Industry Competition Landscape - The cable accessory industry exhibits a "pyramid" structure, with intense competition in the low and medium voltage markets due to low technical barriers [3] - In the high voltage cable accessory sector, higher technical barriers lead to increased industry concentration, with key competitors including Longyuan 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, achieving a technical level comparable to leading international firms [3] Group 4: R&D Progress - In 2024, the company collaborated with China Three Gorges Construction Group and China Electric Power Research Institute to develop innovative 750kV cable accessories, achieving national-level product certification [3] - This technological breakthrough fills a domestic gap and signifies that the company has reached an internationally leading level in ultra-high voltage cable accessory technology [3]

Group 1: Product Development and Innovation - The company has made significant progress in the development of 750kV cable accessories, achieving a major technological breakthrough with two innovative products that have passed national-level technical certification, marking a leading position in ultra-high voltage cable accessory technology [2] - The 290/500kV cross-linked polyethylene insulated power cable accessories and ±525kV direct current cable accessories have been successfully applied in key projects, indicating a successful transition to higher voltage levels [3] - The company has established a complete technical system for cable accessories, focusing on high voltage product development and smart cable accessories [3] Group 2: Environmental and Safety Advantages - Double River Energy has developed natural ester insulating oil, which is biodegradable, non-toxic, and has high flash and fire points, making it an ideal environmentally friendly insulating oil for transformers [3] - The natural ester insulating oil has been successfully applied in various projects, including the world's first natural ester three-dimensional core transformer [3] Group 3: Market Expansion and Performance Drivers - The company has successfully entered international markets, including Italy, the USA, Uruguay, Oman, and Algeria, achieving export sales of its full range of products [3] - The company emphasizes an "innovation-driven development strategy," continuously increasing R&D investment to maintain its technological leadership and core competitiveness [3] - A joint research center has been established with Xi'an Jiaotong University to enhance R&D capabilities and foster talent development [3]

Group 1: Overseas Business Development - In 2024, the company successfully entered international markets including Italy, the USA, Uruguay, Oman, and Algeria, achieving export sales of its entire product range [2]. Group 2: Technological Advantages in Natural Ester Insulating Oil - Double River Energy has established technological and customer advantages in the natural ester insulating oil sector, which is characterized by high flash points, high ignition points, biodegradability, low carbon emissions, and strong overload capacity [2]. - 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]. Group 3: R&D Achievements and Commercialization - The company has demonstrated strong capabilities in the industrial application of R&D achievements, successfully developing cross-linked polyethylene insulating power cable accessories for 290/500kV and ±525kV (±535kV) [3]. - In 2022, the company made significant breakthroughs in the 330kV-500kV product series, marking its entry into the commercial application phase within urban power transmission networks [3]. - In 2024, the company collaborated with China Three Gorges Construction Group and China Electric Power Research Institute to develop innovative products for 750kV cross-linked polyethylene insulating power cables, achieving national-level new product technology certification [3]. Group 4: Marketing Channel Advantages - The company has implemented a comprehensive marketing strategy, focusing on building a three-tiered marketing network covering provinces, cities, and counties [3]. - The establishment of 50 specialized sales teams has enhanced market coverage precision and maximized collaborative efficiency [3]. - The company has adopted a customer-centric business transformation, creating a four-in-one incentive system that includes pricing strategy, tiered authorization, cost control, and mechanism innovation [3].

Financial Performance - The company's revenue for Q1 2025 was CNY 269,046,553.50, representing a 35.97% increase compared to CNY 197,870,455.78 in the same period last year[5] - The net profit attributable to shareholders decreased by 84.88% to CNY 2,457,290.03 from CNY 16,252,172.69 year-on-year[5] - The company recorded a 70.55% increase in operating costs, amounting to CNY 189,947,988.68, attributed to higher costs from subsidiaries[7] - Total operating revenue for the current period reached ¥269,046,553.50, a 35.9% increase from ¥197,870,455.78 in the previous period[16] - Net profit for the current period was ¥7,415,198.10, a decrease of 54.4% compared to ¥16,252,172.69 in the previous period[17] - Operating profit decreased to ¥7,038,249.88, down 61.9% from ¥18,461,748.62 in the previous period[17] Cash Flow - The net cash flow from operating activities was negative at CNY -30,915,136.13, a decline of 404.44% compared to CNY 10,154,871.86 in the previous year[5] - Cash flow from operating activities showed a net outflow of ¥30,915,136.13, compared to a net inflow of ¥10,154,871.86 in the previous period[18] - The cash flow from investing activities was negative at CNY -49,042,759.77, an increase of 86.50% compared to the previous year, mainly due to payments for the acquisition of a subsidiary[7] - Cash flow from investing activities resulted in a net outflow of ¥49,042,759.77, increasing from a net outflow of ¥26,297,082.34 in the previous period[19] - Cash flow from financing activities recorded a net outflow of ¥3,524,138.89, compared to a net outflow of ¥98,878,351.24 in the previous period[19] Assets and Liabilities - The company's total assets decreased by 4.17% to CNY 2,461,674,708.75 from CNY 2,568,853,474.60 at the end of the previous year[5] - Current assets decreased from CNY 1,674,377,949.51 to CNY 1,548,633,734.01, a reduction of about 7.52%[13] - Total liabilities decreased from CNY 654,497,557.90 to CNY 536,643,118.18, a reduction of approximately 18.00%[14] - The company's equity increased from CNY 1,914,355,916.70 to CNY 1,925,031,590.57, reflecting a growth of about 0.61%[15] - The company's total assets decreased from CNY 2,568,853,474.60 at the beginning of the period to CNY 2,461,674,708.75 at the end of the period, reflecting a decline of approximately 4.19%[12] Shareholder Information - The number of ordinary shareholders at the end of the reporting period was 19,132, with the largest shareholder holding 35.47% of the shares[9] - The company has a total of 8,110,405 shares held in a repurchase account, representing 4.20% of total shares[10] Other Financial Metrics - The weighted average return on equity dropped to 0.14% from 0.93% year-on-year[5] - Basic and diluted earnings per share for the current period were both ¥0.01, down from ¥0.09 in the previous period[18] - The ending cash and cash equivalents balance was ¥401,213,306.94, down from ¥618,740,568.22 in the previous period[19] - The company reported a significant increase in construction in progress, rising by 188.92% to CNY 32,264,071.51 due to increased project investments[7] - The company's financial expenses increased by 106.94% to CNY 151,234.80, primarily due to reduced interest income from bank deposits and increased loan interest from subsidiaries[7] - Accounts receivable decreased from CNY 697,468,754.96 to CNY 659,347,087.72, a decline of approximately 5.46%[13] - Inventory increased from CNY 257,409,376.08 to CNY 266,472,829.14, an increase of about 3.13%[13] - Cash and cash equivalents decreased from CNY 499,580,985.74 to CNY 416,660,116.33, a decline of approximately 16.58%[13] - The company reported a significant decrease in short-term borrowings from CNY 71,167,133.67 to CNY 67,046,527.78, a reduction of about 2.97%[14] - The company’s retained earnings increased from CNY 884,516,687.46 to CNY 886,973,977.49, a growth of approximately 0.28%[15] Audit Information - The company did not undergo an audit for the first quarter report[20]

Group 1 - The core point of the article is that Changlan Technology (002879) reported a revenue of 269 million yuan in the first quarter of 2025, reflecting a year-on-year growth of 35.97% [1] - The net profit for the same period was 2.4573 million yuan, which represents a significant year-on-year decline of 84.88% [1]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：002879 证券简称：长缆科技 公告编号：2025-019 长缆科技集团股份有限公司 2024年年度权益分派实施公告 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"）2024年年度权益分派方案已获公司2025年4月08日召开 的2024年度股东大会审议通过，现将权益分派事宜公告如下： 一、股东大会审议通过利润分配方案情况 1、公司2024年度股东大会审议通过的2024年度利润分配方案为：以公司的总股本184,997,235股（扣除 已回购股份8,110,405股）为基数，向全体股东每10股派发现金红利2.00元（含税），不送红股，不以资 本公积金转增股本，预计派发现金36,999,447.00元人民币。公司利润分配预案公布后至实施前，公司股 本及回购专用证券账户股份发生变动的，则以未来实施利润分配方案股权登记日的总股本（扣除公司回 购账户持有的公司股份）为基数，按照分配比例（即:全体股东每10股派发现金红利2.00元（含税）， 不送红股，不以资本公积金转增 ...

证券代码：002879 证券简称：长缆科技 公告编号：2025-019 长缆科技集团股份有限公司 【注：根据先进先出的原则，以投资者证券账户为单位计算持股期限，持股 1 个月（含 1 个月）以内，每 10 股补缴税款 0.400000 元；持股 1 个月以上至 1 年（含 1 年）的，每 10 股补缴税款 0.200000 元；持股超过 1 年的，不需补缴税 款。】 2024 年年度权益分派实施公告 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"）2024 年年度权益分派方案 已获公司 2025 年 4 月 08 日召开的 2024 年度股东大会审议通过，现将权益分派 事宜公告如下： 一、股东大会审议通过利润分配方案情况 1、公司 2024 年度股东大会审议通过的 2024 年度利润分配方案为：以公司 的总股本 184,997,235 股（扣除已回购股份 8,110,405 股）为基数，向全体股东每 10 股派发现金红利 2.00 元（含税），不送红股，不以资本公积金转增股本，预计 派发现金 36,999,447.0 ...

Core Viewpoint - The company aims to achieve dual business growth in traditional cable accessories and the new energy sector through a comprehensive strategy focusing on five new dimensions: new opportunities, new products, new technologies, new markets, and new systems [1] Financial Performance - In 2024, the company reported a revenue of 1.242 billion yuan, representing a year-on-year increase of 19.18% - The net profit attributable to shareholders reached 74.68 million yuan, up 3.53% year-on-year [1] Business Development - The company achieved a sales revenue of 937 million yuan from cable accessories in 2024, benefiting from the investment pace of the State Grid [1] - The growth in traditional business is attributed to the resonance of new opportunities, new products, and new technologies, which are expected to lay the foundation for performance growth in 2025 [1] New Opportunities - The National Energy Administration reported that the total investment in power grid projects for 2024 reached 608.3 billion yuan, a year-on-year increase of 15.3% - The investment in the power grid continues to present new opportunities, with the State Grid's investment increasing by 27.7% year-on-year as of the end of March [1] New Products - The company’s 500kV AC/DC series products have been applied on a large scale in offshore wind power, pumped storage, and urban grid renovation, contributing to revenue and profit growth in 2024 [2] - The company collaborated with China Three Gorges Construction Group and China Electric Power Research Institute to develop innovative products that passed national-level technical appraisal [2] Strategic Acquisition - In 2024, the company acquired a 55% stake in Jiangsu Shuangjiang Energy Technology Co., Ltd., entering the transformer insulating oil sector, which is expected to create a second growth curve [2] - Shuangjiang Energy is one of the few companies in China with mass production technology for natural ester insulating oil, which has superior environmental performance compared to traditional mineral oil [2] Competitive Advantage - The collaboration with Shuangjiang Energy is enhancing the company's competitive edge by enriching its product matrix and entering the new materials market for electrical insulation [3] - The company plans to implement a robust marketing system reform in 2025, consolidating subsidiaries into six regional companies and forming 50 specialized sales teams to achieve market coverage [3] Market Outlook - The revenue and profit growth in 2024 reflects the company's strong market position in cable accessories and the strategic foresight of acquiring Shuangjiang Energy, which opens new growth avenues [3]

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。 特别提示： 1、本次股东大会未出现否决议案的情形； 2、本次股东大会未涉及变更以往股东大会已通过的决议。 长缆科技集团股份有限公司（以下简称"公司"）2024 年度股东大会于 2025 年 04 月 08 日采用现场表决与网络投票相结合的方式在公司会议室召开。本次大 会由公司董事会于 2025 年 03 月 18 日以公告方式通知全体股东。本次大会由公 司董事会召集，公司董事长俞涛先生主持。本次大会的召开符合《中华人民共和 国公司法》、《中华人民共和国证券法》、《深圳证券交易所股票上市规则》等法律、 行政法规、部门规章、规范性文件的规定及和《长缆科技集团股份有限公司章程》 （以下简称"《公司章程》"）的规定。 一、会议召开和出席情况 证券代码：002879 证券简称：长缆科技 公告编号：2025-018 长缆科技集团股份有限公司 2024 年度股东大会决议公告 （一） 会议召开情况 1、会议召开时间 （1）现场会议召开时间：2025年4月08日（星期二）下午14:30。 （2）网络投票时间： ①通过深圳证券交易所 ...

北京海润天睿律师事务所 关于长缆科技集团股份有限公司 2024 年度股东大会的法律意见书 中国·北京 北京市朝阳区建外大街甲 14 号广播大厦 5/9/10/13/17 层 邮编：100022 电话：（010）65219696 传真：（010）88381869 法律意见书 北京海润天睿律师事务所 关于长缆科技集团股份有限公司 2024 年度股东大会的法律意见书 致：长缆科技集团股份有限公司 根据《中华人民共和国公司法》（以下简称《公司法》）、《中华人民共和国证 券法》（以下简称《证券法》）、《上市公司股东会规则》（以下简称《股东会规则》） 以及其他相关规章的规定，北京海润天睿律师事务所（以下称"本所"）接受长缆 科技集团股份有限公司（以下简称"公司"）委托，指派本所邹盛武、王羽律师（以 下称"本所律师"）出席公司 2024 年度股东大会，并就本次股东大会的召集和召 开程序、出席会议人员及会议召集人资格、审议事项以及表决方式、表决程序、 表决结果等相关事项依法进行见证。 本所律师已审查了公司提供的召开本次股东大会的有关文件。公司已向本所 及本所律师承诺其所提供的文件和所作的陈述、说明是完整、真实和有效的，无 任 ...