（文章来源：证券日报） 证券日报网讯 12月2日晚间，海波重科发布公告称，截至2025年11月30日，公司通过集中竞价交易方式 减持回购股份数量为1，818，900股，占公司总股本的0.9076%，减持所得资金总额为22，911，354.60 元（不含交易费用）。 ...

（文章来源：证券日报） 证券日报网讯 12月2日，海波重科在互动平台回答投资者提问时表示，公司CN220294982U的专利主要 应用于桥梁钢结构全生命周期的防腐维护作业，具体场景包括高空与复杂空间补涂、局部涂层修复、定 期维护与预防性养护；该专利技术旨在改善传统桥梁钢结构防腐维护中的高空作业安全风险高，维护效 率低、成本高等多个痛点。 ...

格隆汇12月2日丨海波重科(300517.SZ)公布，截至2025年11月30日，公司通过集中竞价交易方式减持回 购股份数量为1,818,900股，占公司总股本的0.9076%，占公司扣除回购专用账户股份后总股本的比例为 0.9191%，减持所得资金总额为22,911,354.60元（不含交易费用），成交最高价为13.16元/股，成交最低 价为12.50元/股，成交均价为12.60元/股。目前公司因维护公司价值及股东权益所必需，用于出售的回 购股份余额为703,300股。 ...

海波重型工程科技股份有限公司 证券代码：300517 证券简称：海波重科 公告编号：2025-071 债券代码：123080 债券简称：海波转债 关于回购股份集中竞价减持进展的公告 | 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。 | 1、本次减持公司已回购股份计划实施存在不确定风险，公司将根据市场情 况、公司股价等具体情形决定继续实施对应股份减持计划，对应减持计划存在 减持时间、数量、价格的不确定性。 2、本次减持部分已回购股份事项符合《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。在按照减持计划减持股份期间，公司 将持续关注减持计划实施进展情况，严格按照有关法律、行政法规、部门规章 及规范性文件等相关规定，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。 海波重型工程科技股份有限公司 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 3 个交易日内披露截至上月末的减持进展情况。现将有关情况公告如下 ...

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。 特别提示： 证券代码：300517 证券简称：海波重科 公告编号：2025-070 债券代码：123080 债券简称：海波转债 海波重型工程科技股份有限公司 关于海波转债 2025 年付息的公告 1、"海波转债"(债券代码:123080)将于 2025 年 12 月 2 日按面值支付第五 年利息，每 10 张"海波转债"（面值 1,000.00 元）利息为 22.00 元（含税）。 2、债权登记日：2025 年 12 月 1 日 3、除息日：2025 年 12 月 2 日 4、付息日：2025 年 12 月 2 日 5、本次付息期间及票面利率：计息期间为 2024 年 12 月 2 日至 2025 年 12 月 1 日，票面利率为 2.2%。 6、"海波转债"本次付息的债权登记日为 2025 年 12 月 1 日，截至 2025 年 12 月 1 日下午深圳证券交易所收市后，在中国证券登记结算有限责任公司深 圳分公司（以下简称"中国结算深圳分公司"）登记在册的"海波转债"持有人 享有本次派发的利息，在 2025 ...

Group 1 - The core point of the news is that Haibo Heavy Industry experienced a decline of 5.11% in its stock price, reaching 12.45 CNY per share, with a total market capitalization of 2.495 billion CNY [1] - Haibo Heavy Industry specializes in the manufacturing and installation of bridge steel structures, with 99.03% of its revenue coming from steel structure engineering [1] - The company was founded on April 11, 1997, and was listed on July 19, 2016 [1] Group 2 - According to data, Guotai Fund holds a significant position in Haibo Heavy Industry, with its Guotai Juzi Quantitative Stock Selection Mixed Fund A (023386) owning 4,100 shares, representing 0.49% of the fund's net value [2] - The fund has incurred an estimated floating loss of approximately 2,747 CNY today [2] - The fund was established on September 2, 2025, and has a current scale of 9.0448 million CNY, with a cumulative return of 8.2% since inception [2] Group 3 - The fund manager of Guotai Juzi Quantitative Stock Selection Mixed Fund A is Wu Kefan, who has been in the position for 2 years and 169 days [3] - The total asset size of the fund is 2.092 billion CNY, with the best return during Wu's tenure being 63.82% and the worst being -17.64% [3]

Core Viewpoint - Haibo Heavy Industry experienced a stock price increase of 5.12%, reaching 12.94 CNY per share, with a total market capitalization of 2.593 billion CNY as of November 20 [1] Company Overview - Haibo Heavy Industry is located in Wuhan, Hubei Province, and was established on April 11, 1997, with its listing date on July 19, 2016 [1] - The company's main business involves the manufacturing and installation of bridge steel structures, along with related technical research, process design, and technical services [1] - The revenue composition of the company is 99.03% from steel structure engineering and 0.97% from other sources [1] Shareholder Information - Noan Fund's Noan Multi-Strategy Mixed A (320016) fund is among the top ten circulating shareholders of Haibo Heavy Industry, holding 1.3911 million shares, which is 1.12% of the circulating shares [2] - The fund has achieved a year-to-date return of 74.46%, ranking 197 out of 8136 in its category, and a one-year return of 76.1%, ranking 179 out of 8055 [2] Fund Management - The fund manager of Noan Multi-Strategy Mixed A is Kong Xianzheng, who has been in the position for 4 years and 360 days [3] - The total asset size of the fund is 5.608 billion CNY, with the best return during Kong's tenure being 95.2% and the worst being -16.74% [3] Fund Holdings - Noan Multi-Strategy Mixed A holds 1.3911 million shares of Haibo Heavy Industry, representing 0.5% of the fund's net value, making it the ninth-largest holding [4]

证券代码：300517 证券简称：海波重科 公告编号：2025-069 债券代码：123080 债券简称：海波转债 海波重型工程科技股份有限公司 1、统一社会信用代码：91420113MA4KX47N62 2、名称：海波重科建设投资（湖北）有限公司 因经营发展需要，海波重型工程科技股份有限公司的全资子公司海波重科 建设投资（湖北）有限公司对其住所进行了变更，并于近日完成了工商变更登 记手续，取得了武汉市江夏区行政审批局换发的《营业执照》。 现将具体信息公告如下： 一、本次变更的主要事项如下： | 登记事项 | | | | 变更前 | | 变更后 | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 住 | 所 | 洪山区文化大道 | | 555 | 号融科 | 湖北省武汉市江夏区郑店街道黄金 | | | | | | | | 智谷 B1 | 号楼 | 2505—2509 | 室 | 桥工业园 5 室 | 6 | 号 | 层办公楼 | 502 | 二、本次工商变更登记后的全资子公司相关信息 变更后的《营业执照 ...

Core Viewpoint - Haibo Heavy Industry announced its first reduction of repurchased shares on November 7, 2025, through centralized bidding, indicating a strategic move in capital management [2] Summary by Categories Company Actions - The company reduced its repurchased shares by 90,800 shares, which accounts for 0.0453% of the total share capital and 0.0459% of the total share capital excluding the repurchased shares [2] - The total funds raised from this reduction amounted to 1,135,983.00 yuan, excluding transaction fees [2] Trading Details - The highest transaction price during the reduction was 12.82 yuan per share, while the lowest was 12.50 yuan per share, with an average transaction price of 12.51 yuan per share [2]

Group 1 - The company, Haibo Zhongke (300517.SZ), announced its first reduction of repurchased shares on November 7, 2025, through centralized bidding [1] - The number of shares reduced was 90,800, representing 0.0453% of the company's total share capital and 0.0459% of the total share capital excluding repurchased shares [1] - The total amount of funds raised from the reduction was 1,135,983.00 yuan, excluding transaction fees, with the highest transaction price at 12.82 yuan per share, the lowest at 12.50 yuan per share, and the average transaction price at 12.51 yuan per share [1]