长高电新科技股份公司 （长沙市望城经济技术开发区金星北路三段 393 号） 向不特定对象发行可转换公司债券并在 主板上市 募集说明书 保荐机构（主承销商） （深圳市前海深港合作区南山街道桂湾五路128号前海深港基金小镇B7栋401） 公告日期：2025 年 8 月 股票简称：长高电新 股票代码：002452 （Changgao Electric Group Co., Ltd.） 声 明 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对申请 文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其对发行人的 盈利能力、投资价值或者对投资者的收益作出实质性判断或保证。任何与之相反 的声明均属虚假不实陈述。 根据《证券法》的规定，证券依法发行后，发行人经营与收益的变化，由发 行人自行负责。投资者自主判断发行人的投资价值，自主作出投资决策，自行承 担证券依法发行后因发行人经营与收益变化或者证券价格变动引致的投资风险。 1-1-1 重大事项提示 本公司特别提请投资者注意，在作出投资决策之前，务必仔细阅读本募集说 明书正文内容，并特别关注以下重要事项。 一、关于本次可转债发行符合发行条件的说明 根据《证 ...

长高电新科技股份公司（以下简称"公司"）于 2025 年 8 月 14 日收到深圳 证券交易所（以下简称"深交所"）出具的《关于受理长高电新科技股份公司向 不特定对象发行可转换公司债券申请文件的通知》（深证上审〔2025〕150 号）。 深交所对公司报送的向不特定对象发行可转换公司债券的申请文件进行了核对， 认为申请文件齐备，决定予以受理。 证券代码：002452 证券简称：长高电新 公告编号：2025-34 长高电新科技股份公司 关于向不特定对象发行可转换公司债券申请获得 深圳证券交易所受理的公告 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。 公司本次向不特定对象发行可转换公司债券事项尚需深交所审核，并获得中 国证券监督管理委员会（以下简称"证监会"）作出同意注册的批复后方可实施， 最终能否通过深交所审核并获得证监会作出同意注册的批复及其时间尚存在不确 定性。 公司将根据该事项的进展情况，按照相关法律法规规定和要求及时履行信息 披露义务，敬请广大投资者注意投资风险。 特此公告。 长高电新科技股份公司董事会 2025 年 8 月 15 日 ...

上市保荐书 华泰联合证券有限责任公司关于 长高电新科技股份公司向不特定对象发行可转换公司债券 并在主板上市之上市保荐书 联系方式：0731-8858 5095 （二）发行人的主营业务 深圳证券交易所： 作为长高电新科技股份公司（以下简称发行人、公司）向不特定对象发行可 转换公司债券并在主板上市的保荐人，华泰联合证券有限责任公司及其保荐代表 人已根据《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》）等法律法规和中国证券监督管理委员会（以下简称 中国证监会）及贵所的有关规定，诚实守信，勤勉尽责，严格按照依法制定的业 务规则和行业自律规范出具上市保荐书，并保证所出具文件真实、准确、完整。 现将有关情况报告如下： 一、发行人基本情况 （一）发行人概况 发行人名称：长高电新科技股份公司 注册地址：长沙市望城经济技术开发区金星北路三段 393 号 注册时间：1998 年 4 月 23 日 发行人主营业务包括输变电设备业务以及电力勘察设计和工程总包业务两 个板块，致力于成为"电力能源综合服务商"。输变电设备领域是发行人的核心 业务板块，主要产品包括高压开关、封闭式组合电器、成套 ...

Group 1 - The company stated that it will consider profit distribution matters such as dividends or stock bonuses based on actual operating conditions, financial status, and future development strategies [2] - Any relevant plans for profit distribution will be announced in accordance with information disclosure requirements [2]

证券日报网讯长高电新（002452）8月5日在互动平台回答投资者提问时表示，截至2025年7月31日，公 司股东总户数为39844户。 ...

Investment Rating - The report maintains an "Outperform" rating for the industry [4] Core Insights - The report emphasizes the significance of the Yarlung Tsangpo River downstream hydropower project, which aims to harness the region's abundant hydropower potential and drive economic development [1][10] - The development of large-capacity impulse turbines, with a single unit capacity of approximately 800 MW, represents a world-first achievement, addressing extreme challenges in high-altitude and high-head environments [1][10] - The gas-insulated transmission line (GIL) technology is highlighted for its advantages in high-capacity power transmission, low losses, and adaptability to various environments, making it a preferred choice in special scenarios [2][26] Summary by Sections 1. Large Capacity Impulse Turbines - The Yarlung Tsangpo River downstream hydropower project is set to utilize impulse turbines with a capacity of 800 MW, surpassing current global standards [1][10] - The project faces significant technical challenges due to high water heads and extreme environmental conditions, necessitating advanced turbine designs and manufacturing techniques [10][11] 2. Gas-Insulated Transmission Lines (GIL) - GIL technology is recognized for its ability to efficiently transmit high voltage and large currents in confined spaces, making it suitable for urban and challenging geographical environments [2][26] - The report notes successful applications of GIL in various projects, including the Su Tong GIL comprehensive corridor, which is the highest voltage and largest capacity GIL project globally [27][33] 3. High-Altitude Electrical Equipment - The report discusses the need for altitude adjustments in electrical equipment due to the unique challenges posed by high-altitude environments, particularly in the Yarlung Tsangpo River project [2][3] - The development of high-altitude, high-seismic equipment is crucial for the effective transmission and consumption of clean energy [2][3] 4. Reliable Key Supply Chain - The report identifies key companies in the supply chain for hydropower equipment, including Harbin Electric, Dongfang Electric, and China XD Electric, among others [3][4] - The supply chain's reliability is essential for supporting the ambitious hydropower projects outlined in national plans [3][4]

Core Viewpoint - The company has experienced continuous growth in performance due to opportunities in the power equipment industry and its long-term focus on the transmission and transformation equipment sector [1] Group 1: Company Performance - The company has seen sustained growth in recent years [1] - The growth is attributed to increased investment in the power grid sector [1] - The company has been focusing on its core business for decades, enhancing its research and development efforts [1] Group 2: Strategic Initiatives - The company is optimizing its product structure and promoting the launch of new products [1] - It is implementing refined management practices to strengthen cost control [1] - The company is increasing the self-manufacturing rate of components, which effectively enhances profitability [1]

Group 1 - The company Longgao Electric (002452) stated that its production and operations are currently normal, with no undisclosed significant information [1] - The performance of the company's stock in the secondary market and changes in institutional holdings are influenced by various factors, including market environment, industry cycles, and adjustments in institutional investment strategies [1] - The company emphasizes compliance operations and information disclosure, and will continue to focus on its main business to enhance operational performance and reward investor trust and support [1]

Group 1 - The company, Changgao Electric, expressed its intention to actively explore overseas markets and strive for new market breakthroughs [2]

证券日报网讯 长高电新8月1日在互动平台回答投资者提问时表示，未来，公司将继续坚持"聚焦主业、 稳中求进"战略，持续推进产品与技术创新及成果转化，结合需求推进产能建设；深耕现有市场并加大 配网、省网、电网系统外市场等领域的开拓力度，优化市场结构；同时提升精细化管理水平与运营效 率，努力实现企业高质量的可持续发展和业绩的持续增长。 （编辑 王雪儿） ...