安徽天禾律师事务所 关于张家港广大特材股份有限公司 2024 年年度股东大会之法律意见书 天律意 2025 第 01042 号 致：张家港广大特材股份有限公司 根据《中华人民共和国公司法》(下称《公司法》)、《中华人民共和国证券 法》（下称《证券法》）和中国证券监督管理委员会《上市公司股东大会规则》 （下称《股东大会规则》）的规定，以及贵公司（下称"公司"）与安徽天禾律 师事务所（下称"本所"）签订的《法律顾问合同》，本所律师出席公司 2024 年年度股东大会，并对本次股东大会相关事项进行了见证，出具本法律意见书。 为出具本法律意见书，本所及本所律师依据《律师事务所从事证券法律业务 管理办法》和《律师事务所证券法律业务执业规则（试行）》等规定，严格履行 了法定职责，遵循了勤勉尽责和诚实信用的原则，对本次股东大会所涉及的相关 事项进行了必要的核查和验证，核查了本所认为出具本法律意见书所需的相关文 件和资料。为出具本法律意见，本所律师审查了公司提供的以下文件： 4、公司于 2025 年 4 月 22 日刊载于上海证券交易所网站的本次会议通知； 5、公司 2025 年 4 月 25 日第三届董事会第十七次会议决议和 ...

Group 1 - The company will hold an investor briefing on May 22, 2025, from 16:00 to 17:00 [1][2] - The briefing will take place at the Shanghai Stock Exchange Roadshow Center and will be conducted in an interactive online format [2][3] - Participants will include the Chairman and General Manager Xu Weiming, Secretary of the Board Guo Yan, Financial Officer Guo Jiankang, and Independent Director Zhang Jianwei [2] Group 2 - Investors can submit questions for the briefing from May 15, 2025, to May 21, 2025, by logging into the Shanghai Stock Exchange Roadshow Center or via the company's email [3] - The company will address commonly asked questions during the briefing [2][3] - After the briefing, investors can view the main content and outcomes on the Shanghai Stock Exchange Roadshow Center [3]

| 证券代码：688186 | 证券简称：广大特材 | 公告编号：2025-044 | | --- | --- | --- | | 转债代码：118023 | 转债简称：广大转债 | | 张家港广大特材股份有限公司 关于召开 2024 年度暨 2025 年第一季度业绩说明 会的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 重要内容提示： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 5 月 15 日（星期四）至 5 月 21 日（星期三）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或通过公司邮箱 gd005@zjggdtc.com 进行提问。公司将在说明会上对投资者普遍关注的问题进行 回答。 张家港广大特材股份有限公司（以下简称"公司"）已于 2025 年 4 月 22 日 发布公司 2024 年年度报告及 2025 年第一季度报告，为便于广大投资者更全面深 入地了解公司 2024 年年度及 2025 年第一季度经营成果、 ...

Core Insights - The behavior of margin traders has attracted significant market attention, with investors hoping to capture investment opportunities from their activities [1] Group 1: Margin Trading Data - On May 8, a total of 3,663 stocks received margin buying funds, with the top three stocks being Xinyi Technology (¥1.425 billion), Zhongji Xuchuang (¥1.053 billion), and Shenghong Technology (¥807 million) [1] - The table lists stocks with the highest margin buying amounts, including Tiancheng Technology (¥15.75 million), Xingqiu Graphite (¥8.83 million), and Lianyu Co. (¥15.27 million), showing their respective transaction amounts and margin buying ratios [1] - Margin buying accounted for significant percentages of total transaction amounts for various stocks, with Tiancheng Technology at 28.65%, Xingqiu Graphite at 28.51%, and Lianyu Co. at 28.15% [1] Group 2: Stock Performance - The price changes of stocks with high margin buying varied, with some stocks experiencing gains, such as Tiancheng Technology (1.47%) and Xingqiu Graphite (2.39%), while others like Fuliwang saw a decline (-3.29%) [1][2] - The data indicates that margin buying can correlate with stock performance, as seen in the fluctuations of the stocks listed [1][2]

Investment Rating - The report maintains a "Buy" rating for key companies in the steel sector, including Baosteel, Hualing Steel, and Nanjing Steel, among others [4]. Core Insights - The steel sector experienced a slight increase in 2024, with a notable recovery in Q1 2025 driven by supply restrictions and macroeconomic policies aimed at boosting domestic demand [1][9]. - The profitability of the steel sector improved in Q1 2025, with a significant year-on-year increase in net profit for general steel and a substantial recovery in profit margins [2][17]. - The report highlights a potential new round of capacity reduction in the steel industry due to ongoing overcapacity and losses, with government policies likely to enforce stricter production controls [3][48]. Summary by Sections 1. Steel Sector Performance - In 2024, the steel sector saw a modest increase of 6.56%, ranking 25th among industries, while Q1 2025 showed a stronger performance with a 10.24% increase, ranking 5th [1][11]. - The profitability of the general steel sector turned positive in Q1 2025, with a year-on-year net profit increase of 549.88% [17][19]. 2. Demand and Supply Dynamics - Demand for construction steel stabilized at the bottom, while manufacturing steel maintained resilience, supported by increased infrastructure investment and a gradual recovery in the real estate market [2][37]. - The report notes that the supply side is facing stricter production controls, with the potential for a new round of capacity reduction due to significant overcapacity in the industry [3][45]. 3. Investment Recommendations - The report suggests focusing on leading companies in the general steel sector, such as Baosteel and Hualing Steel, as well as companies with flexible production capacity like Liugang and Shandong Steel [3][4]. - For the special steel sector, companies with strong performance in downstream industries like automotive and wind energy are recommended, including Xianglou New Materials and Guanda Special Materials [3][4]. 4. Financial Performance - The steel sector's total revenue in 2024 decreased by 9.47%, but Q1 2025 showed a recovery with a significant increase in net profit [17][19]. - The gross profit margin for the steel sector improved to 6.60% in Q1 2025, indicating a recovery in profitability [19][20]. 5. Institutional Holdings - Institutional holdings in the steel sector increased in Q1 2025, reflecting a recovery in profitability and improved market conditions [2][27]. - The report indicates a rise in the proportion of institutional investment in the steel sector, reaching 0.42% in Q1 2025 [27][28].

国元证券股份有限公司 关于张家港广大特材股份有限公司 向不特定对象发行可转换公司债券的保荐总结报告书 一、保荐机构及保荐代表人承诺 国元证券股份有限公司（以下简称"国元证券"或"保荐机构"）作为张家 港广大特材股份有限公司（以下简称"广大特材"或"公司"）2022 年度向不 特定对象发行可转换公司债券的保荐机构，负责公司的持续督导工作，根据《证 券发行上市保荐业务管理办法》《上海证券交易所上市公司自律监管指引第 11 号——持续督导》等有关法律、法规要求，持续督导期至 2024 年 12 月 31 日止。 目前，持续督导期限已经届满，根据相关法规和规范性文件的规定，保荐机构出 具本保荐总结报告书。 保荐总结报告书及其相关资料的内容不存在虚假记载、误导性陈述或重大遗 漏，保荐机构及保荐代表人对其真实性、准确性、完整性承担法律责任。 保荐机构及保荐代表人自愿接受中国证监会对保荐总结报告书相关事项进 行的任何质询和调查。 保荐机构及保荐代表人自愿接受中国证监会按照《证券发行上市保荐业务管 理办法》的有关规定采取的监管措施。 | 保荐机构名称 | 国元证券股份有限公司 | | --- | --- | | 注册地址 | ...

Core Viewpoint - The aviation engine concept sector has shown a positive performance, with a 2.86% increase, ranking 7th among various concept sectors, indicating strong investor interest and potential growth in this area [1][2]. Market Performance - As of May 8, the aviation engine concept saw 74 stocks rise, with notable gainers including Chenxi Aviation and Huarun Co., both reaching a 20% limit up. Other significant performers included Aileda, Rifa Precision Machinery, and Xiling Power, which rose by 9.76%, 7.75%, and 7.37% respectively [1]. - Conversely, stocks such as Maixinlin, Julun Intelligent, and Jizhi Co. experienced declines of 2.64%, 2.55%, and 1.27% respectively [1]. Capital Flow - The aviation engine concept sector experienced a net outflow of 678 million yuan from major funds, with 38 stocks receiving net inflows. Seven stocks saw net inflows exceeding 30 million yuan, led by Haoneng Co. with a net inflow of 136 million yuan [2][3]. - Other notable net inflows included Hangfa Power, Rifa Precision Machinery, and AVIC Heavy Machinery, with net inflows of 81.44 million yuan, 62.90 million yuan, and 56.73 million yuan respectively [2]. Fund Inflow Ratios - Haoneng Co. led the fund inflow ratio with 48.12%, followed by New Dazhou A and Antai Technology at 11.99% and 10.86% respectively [3].

本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： | 回购方案首次披露日 | 2025/1/2 | | --- | --- | | 回购方案实施期限 | 董事会审议通过后 12 个月 | | 预计回购金额 | 20,000万元~40,000万元 | | 回购用途 | □减少注册资本 √用于员工持股计划或股权激励 | | | √用于转换公司可转债 | | | □为维护公司价值及股东权益 | | 累计已回购股数 | 14,183,797股 | | 累计已回购股数占总股本比例 | 6.6204% | | 累计已回购金额 | 294,493,384.32元 | | 实际回购价格区间 | 16.48元/股~26.03元/股 | 一、 回购股份的基本情况 张家港广大特材股份有限公司 | 证券代码：688186 | 证券简称：广大特材 | 公告编号：2025-043 | | --- | --- | --- | | 转债代码：118023 | 转债简称：广大转债 | | 关于以集中竞价交易方式回购股份的进展公告 根据《上市公司股 ...

Report Industry Investment Rating - Not provided in the content Core Viewpoints of the Report - In 2025Q1, the year-on-year growth rate of single-quarter net profit attributable to the parent of all A-shares turned positive from negative, and the year-on-year revenue growth rate slightly turned negative. After excluding finance and petroleum & petrochemicals, the year-on-year growth rate of single-quarter net profit attributable to the parent of all A non-financial and non-petroleum & petrochemicals also turned positive from negative, while the year-on-year revenue growth rate slightly declined. In terms of size style, the year-on-year growth rates of CSI 500 and CSI 1000 in the single quarter of 2025Q1 turned significantly positive from negative. In terms of major sectors, the growth rates of net profit attributable to the parent of the consumer and growth sectors led in 2025Q1, those of the cyclical and financial sectors slightly turned positive, and the negative growth rate of the stable sector significantly narrowed. In terms of industries, the performance growth rates of the midstream cyclical, some consumer, and growth industries generally improved, with agriculture, forestry, animal husbandry, and fishery, household appliances, automobiles, electronics, and non-banking maintaining high-speed growth [3][19][21]. - The average negative growth of the single-quarter net profit attributable to the parent of existing convertible bonds in 2025Q1 significantly narrowed, and the revenue growth rate declined. After excluding some extreme values, the average growth rate of the single-quarter net profit attributable to the parent of existing convertible bonds in 2025Q1 significantly narrowed from -42.76% in 2024Q4 to -2.23%, and the average growth rate of single-quarter revenue in 2025Q1 decreased from 8.51% in 2024Q4 to 5.36% [3][33]. - Some convertible bonds are recommended for investment. In the cyclical sector, it is recommended to overweight convertible bonds such as Guocheng, Huayou, and Guangda. In the consumer sector, it is recommended to overweight convertible bonds in agriculture, forestry, animal husbandry, and fishery, as well as Zhongchongzhuan 2, Xinruzhuan, and Baolong. In the growth sector, it is recommended to overweight convertible bonds such as Weice, Haopeng, Guoli, and Weil [3][7][13]. Summary by Relevant Catalogs 1. 2025Q1 Performance Growth Convertible Bond Recommendations - Among the existing 472 convertible bonds, 372 achieved profitability in the single quarter of 2025Q1. After excluding those with a balance of less than 300 million yuan and a remaining term of less than 1 year, 109 convertible bonds remain. Some convertible bonds are recommended for investment based on factors such as the sustainability of the company's high performance growth and the current price and conversion premium rate of the convertible bonds [6]. - **Cyclical Sector**: It is recommended to overweight convertible bonds with mineral resource advantages such as Guocheng and Huayou, Guangda with a positive business trend, Dongcai, Dinglong, Anji, and Zhengfan that benefit from the domestic substitution of semiconductor materials, Keli and Bo 23 that benefit from the accelerated development of the robot and AI industries, and Polai that benefits from the recovery of consumer demand and domestic substitution [7]. - **Consumer Sector**: It is recommended to overweight convertible bonds in agriculture, forestry, animal husbandry, and fishery, including Muyuan, Juxing, Wenshi, Xiwangzhuan 2, and Hefeng. Also recommended are Zhongchongzhuan 2, the leading pet food company, Xinruzhuan, the leading regional dairy company, and Baolong, an automobile parts manufacturer [13]. - **Growth Sector**: It is recommended to overweight Weice, the leading domestic third-party integrated circuit testing service provider, Haopeng, a consumer battery manufacturer, Guoli, an electronic vacuum device manufacturer, and Weil, the global CIS leader [15]. 2. All A: Technology and Domestic Demand Lead, Midstream Cycle Warms Up - **Overall A-share Performance**: In 2025Q1, the year-on-year growth rate of single-quarter net profit attributable to the parent of all A-shares turned positive from negative, and the year-on-year revenue growth rate slightly turned negative. After excluding finance and petroleum & petrochemicals, the year-on-year growth rate of single-quarter net profit attributable to the parent of all A non-financial and non-petroleum & petrochemicals also turned positive from negative, while the year-on-year revenue growth rate slightly declined [19]. - **Size Style Performance**: In 2025Q1, the year-on-year growth rates of CSI 500 and CSI 1000 in the single quarter turned significantly positive from negative, while the year-on-year growth rate of net profit attributable to the parent of SSE 50 slightly turned negative from positive [20]. - **Sector Performance**: In 2025Q1, the growth rates of net profit attributable to the parent of the consumer and growth sectors led, those of the cyclical and financial sectors slightly turned positive, and the negative growth rate of the stable sector significantly narrowed. The revenue growth rate of the growth sector led among all sectors [21][23]. - **Industry Performance**: In 2025Q1, the performance growth rates of the midstream cyclical, some consumer, and growth industries generally improved, with agriculture, forestry, animal husbandry, and fishery, household appliances, automobiles, electronics, and non-banking maintaining high-speed growth. In terms of ROE and other aspects, the ROE levels of most downstream cyclical and consumer sectors declined, the gross profit margins of the optional consumer sector generally declined, and the net profit margins of the midstream cyclical sector generally recovered. The top 30 sub-industries in terms of single-quarter profit growth rate in 2025Q1 were mainly concentrated in the electronics, computer, and media industries [25][28][32]. 3. Convertible Bonds: Narrowing Negative Profit Growth, Declining Revenue Growth Rate - As of May 5, 2025, the existing 472 convertible bonds covered 27 out of 30 CITIC first-level industries, and 92% of the underlying stocks of the convertible bonds had a market value of less than 3 billion yuan. In terms of size style, the issuers of convertible bonds were generally closer to small and medium-cap stocks [33]. - The average negative growth of the single-quarter net profit attributable to the parent of existing convertible bonds in 2025Q1 significantly narrowed, and the revenue growth rate declined. After excluding some extreme values, the average growth rate of the single-quarter net profit attributable to the parent of existing convertible bonds in 2025Q1 significantly narrowed from -42.76% in 2024Q4 to -2.23%, and the average growth rate of single-quarter revenue in 2025Q1 decreased from 8.51% in 2024Q4 to 5.36% [33].

国元证券股份有限公司 关于张家港广大特材股份有限公司 2024 年度持续督导跟踪报告 国元证券股份有限公司（以下简称"国元证券"或"保荐机构"）作为张家 港广大特材股份有限公司（以下简称"广大特材"或"公司"）持续督导阶段的 保荐机构，根据《证券发行上市保荐业务管理办法》《上海证券交易所科创板股 票上市规则》《上海证券交易所科创板上市公司自律监管指引第 1 号——规范运 作（2023 年 12 月修订）》《上海证券交易所上市公司自律监管指引第 11 号— —持续督导》等相关规定，负责广大特材的持续督导工作，并出具本持续督导跟 踪报告。 一、持续督导工作情况 （一）核心竞争力风险 | 序号 | 工作内容 | 实施情况 | | --- | --- | --- | | 1 | 建立健全并有效执行持续督导工作制度，并 | 保荐机构已建立健全并有效执行了持 | | | 针对具体的持续督导工作制定相应的工作计 | 续督导制度，并制定了相应的工作计 | | | 划。 根据中国证监会相关规定，在持续督导工作 | 划。 | | 2 | 开始前，与上市公司签署持续督导协议，明 | 保荐机构已与公司签订保荐协议，明确 | | | ...