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 1、长海转债（债券代码：123091）转股期为 2021 年 6 月 29 日至 2026 年 12 月 22 日（如遇节假日，向后顺延）；最新有效的转股价格为 15.44 元/股。 2、2025 年第二季度，"长海转债"未发生转股。 3、截至 2025 年第二季度末，公司剩余可转换公司债券张数为 5,497,389 张，剩余 可转换公司债券票面总金额为人民币 549,738,900 元。 证券代码：300196 证券简称：长海股份 公告编号：2025-055 债券代码：123091 债券简称：长海转债 江苏长海复合材料股份有限公司 关于 2025 年第二季度可转换公司债券转股情况的公告 根据《深圳证券交易所创业板股票上市规则》和《深圳证券交易所上市公司自律监 管指引第 15 号——可转换公司债券》的有关规定，江苏长海复合材料股份有限公司（以 下简称"公司"）现将 2025 年第二季度可转换公司债券（以下简称"可转债"）转股及 公司股份变动情况公告如下： 一、可转换公司债券上市发行情况 （一）可转换公司 ...

Investment Rating - The investment rating for the building materials industry is "Positive" (maintained) [1] Core Viewpoints - The report highlights that the real estate market policies are continuously tightening, creating investment opportunities in building materials. Recent policies from the central bank and local governments aim to support home purchases and improve safety in construction sites, indicating a shift towards a balanced supply-demand dynamic in the real estate market [3][4] - Recommended stocks in the consumer building materials sector include Sankeshu (channel penetration and retail expansion), Dongfang Yuhong (waterproof leader with optimized operational structure), Weixing New Materials (high-quality operations with a significant retail business), and Jianlang Wujin. Beneficiary stocks include Beixin Building Materials (gypsum board leader with diversified expansion in coatings and waterproof sectors) [3] - The report also notes that the National Development and Reform Commission has issued a plan for energy conservation and carbon reduction in the cement industry, aiming to control cement clinker capacity to around 1.8 billion tons by the end of 2025, which is expected to accelerate the iteration of energy-saving and efficient equipment [3][4] Market Performance - The building materials index increased by 2.41% in the week from June 23 to June 27, 2025, outperforming the CSI 300 index, which rose by 1.95%, resulting in a 0.46 percentage point advantage [4][13] - Over the past three months, the CSI 300 index has risen by 0.88%, while the building materials index has decreased by 3.79%, indicating a 4.67 percentage point underperformance [4][13] - In the past year, the CSI 300 index has increased by 13.29%, while the building materials index has only risen by 7.19%, showing a 6.11 percentage point underperformance [4][13] Cement Sector - As of June 27, 2025, the average price of P.O42.5 bulk cement nationwide was 284.72 yuan/ton, a decrease of 4.47% month-on-month. The price trends varied by region, with Northeast China seeing a significant drop of 21.95% [6][24] - The clinker inventory ratio reached 69.36%, an increase of 1.27 percentage points from the previous month [6][25] Glass Sector - The report indicates that the spot price of float glass as of June 27, 2025, was 1200.53 yuan/ton, reflecting a slight increase of 0.13%. The inventory of float glass decreased by 2.51%, with a total of 59 million weight boxes [6][75] - The average price of photovoltaic glass was 120.70 yuan/weight box, down by 3.44% [6][78] Fiberglass Sector - The report notes that the price of fiberglass remains stable, with various types of fiberglass priced between 3400 to 6600 yuan/ton depending on the type and region [6][3] Consumer Building Materials - The report tracks the prices of key raw materials for consumer building materials, noting slight fluctuations. For instance, the price of asphalt remained stable at 4520 yuan/ton, while the price of acrylic acid increased by 1.87% to 6825 yuan/ton [6][3]

| 证券代码：300196 | 证券简称：长海股份 | 公告编号：2025-054 | | --- | --- | --- | | 债券代码：123091 | 债券简称：长海转债 | | 江苏长海复合材料股份有限公司 关于长海转债预计触发转股价格向下修正条件的提示性公告 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。 特别提示 3、转股价格：15.44 元/股 4、转股期限：2021 年 6 月 29 日至 2026 年 12 月 22 日 5、自 2025 年 6 月 16 日至 2025 年 6 月 27 日期间，江苏长海复合材料股份有 限公司（以下简称"公司"）股票已有 10 个交易日的收盘价低于转股价的 85%（即 13.12 元/股），预计后续将触发转股价格向下修正条件。若触发条件，公司将于触 发条件当日召开董事会审议决定是否修正转股价格，并及时履行信息披露义务。 1、证券代码：300196 证券简称：长海股份 2、债券代码：123091 债券简称：长海转债 一、可转换公司债券上市发行情况 （一）可转换公司债券发行情况 经中国证券监督管理委员会《关于 ...

江苏长海复合材料股份有限公司 相关债券 2025 年跟踪评级报告 中鹏信评【2025】跟踪第【672】号 01 信用评级报告声明 除因本次评级事项本评级机构与评级对象构成委托关系外，本评级机构及评级从业人员与评级对象不存 在任何足以影响评级行为独立、客观、公正的关联关系。 本评级机构依据内部信用评级标准和工作程序对评级结果作出独立判断，不受任何组织或个人的影响。 本评级报告观点仅为本评级机构对评级对象信用状况的个体意见，不作为购买、出售、持有任何证券的 建议。本评级机构不对任何机构或个人因使用本评级报告及评级结果而导致的任何损失负责。 本次评级结果自本评级报告所注明日期起生效，有效期为被评证券的存续期。同时，本评级机构已对受 评对象的跟踪评级事项做出了明确安排，并有权在被评证券存续期间变更信用评级。本评级机构提醒报 告使用者应及时登陆本公司网站关注被评证券信用评级的变化情况。 本评级报告版权归本评级机构所有，未经授权不得修改、复制、转载和出售。除委托评级合同约定外， 未经本评级机构书面同意，本评级报告及评级结论不得用于其他债券的发行等证券业务活动或其他用途。 中证鹏元资信评估股份有限公司 江苏长海复合材料股份 ...

Core Viewpoint - The demand for suspension insulators in China is increasing due to urbanization and the need for upgraded electrical infrastructure, particularly in high-voltage transmission lines and smart grid construction, despite a temporary decline in market size in 2023 [1][12]. Industry Overview - Suspension insulators are critical components used to support and insulate high-voltage power lines, made from materials like glass, ceramics, and composite materials [3][5]. - The industry has evolved from simple ceramic and glass designs to advanced materials like silicone rubber and composites, enhancing performance and durability [5]. Market Dynamics - The market size for suspension insulators in China saw a continuous increase from 2020 to 2022, but experienced a 25.85% decline in 2023 due to insufficient domestic demand and intensified competition [1][12]. - A recovery is expected in 2024, with the market size projected to reach 4.134 billion yuan, reflecting a year-on-year increase of 78.86% driven by increased investment in ultra-high voltage networks [1][12]. Investment Trends - China's investment in the power grid is projected to grow from 469.9 billion yuan in 2020 to 608.3 billion yuan in 2024, with a 14.60% increase in the first four months of 2025 [10]. - This investment surge is anticipated to boost the demand for suspension insulators significantly, as they are essential for the construction and maintenance of power transmission systems [10]. Competitive Landscape - The Chinese suspension insulator market is characterized by numerous domestic companies, including Dalian Electric Porcelain Group, Nanjing Electric Group, and Zhejiang Jinlihua Electric Equipment, each with strengths in various market segments [16][17]. - Competition is fierce in the mid-to-low-end product market, while a few companies dominate the high-end market, particularly in ultra-high voltage insulators [16]. Export and Import Dynamics - China primarily exports suspension insulators, benefiting from competitive pricing, quality, and delivery times, while imports focus on high-performance insulators for specific applications [14]. - In the first four months of 2025, China imported 0.09 million tons and exported 11.12 million tons of insulators, indicating a strong export orientation [14]. Future Development Trends - The industry is moving towards smart insulators integrated with sensors for real-time monitoring of operational conditions, enhancing reliability and maintenance efficiency [21]. - There is a growing emphasis on developing high-performance products to meet the demands of high and ultra-high voltage transmission lines, necessitating increased R&D investments [22][23]. - The Belt and Road Initiative is opening new markets for suspension insulator companies, encouraging local production and technological collaboration to meet regional demands [24].

Core Viewpoint - The glass fiber reinforced plastic (GFRP) fishing boats industry in China is poised for significant growth due to the aging of existing wooden and small steel fishing vessels, with government initiatives promoting the replacement and modernization of fishing equipment. The number of GFRP fishing boats is expected to increase to 12,000 by 2025, representing a 20% year-on-year growth [1][14]. Industry Overview - GFRP fishing boats account for only about 2% of the total fishing vessels in China, compared to 80-90% in developed fishing nations [1][14]. - The existing wooden and small steel fishing vessels are over 50% aged, necessitating urgent updates and replacements [1][14]. - The Liaoning province has initiated a plan to promote large-scale equipment updates in the fishing industry, focusing on phasing out old wooden boats and enhancing subsidies for new steel or composite material boats [1][14]. Economic Aspects - GFRP fishing boats exhibit excellent energy-saving capabilities, with insulation performance leading to ice-saving rates of 20% to 40% and fuel savings of 10% to 15% compared to steel boats [4][5]. - The lifespan of GFRP boats can reach up to 50 years, significantly longer than the 10-15 years typical for steel boats, which require regular maintenance [4][5]. Industry Development History - The development of GFRP fishing boats in China began in the 1970s, with the first boat constructed in 1974 [7][8]. - The industry faced challenges in the 2000s due to quality issues and incidents, but recent government support has led to significant advancements in construction capabilities [7][8]. Industry Chain - The upstream of the GFRP fishing boat industry includes raw materials such as liquid synthetic resins and glass fibers, which are crucial for the durability and safety of the boats [8]. - The midstream involves the production and manufacturing of GFRP boats, while the downstream encompasses their applications in freshwater and marine aquaculture, marine capture, and seedling production [8]. Competitive Landscape - The GFRP fishing boat market in China is primarily dominated by state-owned enterprises, followed by military and private enterprises, with the former holding the largest market share [16][17]. - Key players in the industry include Jianglong Shipbuilding, Weihai Zhongfu Xigang Shipbuilding, and Qinhuangdao Yaohua Equipment Group [16][17]. Future Trends - The demand for GFRP fishing boats is expected to grow continuously due to the booming marine economy and increasing consumer interest in marine tourism [21]. - The industry is moving towards automation and smart technology integration, enhancing production efficiency and product quality [22]. - There is a growing emphasis on green development, with a focus on using recyclable materials and renewable energy technologies to reduce environmental impact [23][24].

Investment Rating - The report maintains an "Overweight" rating for the construction materials sector [1] Core Viewpoints - The construction materials sector is experiencing fluctuations at the bottom of the PMI index, with expectations for a gradual recovery in demand driven by government policies and market dynamics [4][16] - The report emphasizes the potential for recovery in the home decoration materials segment, particularly with the implementation of "old-for-new" subsidies and service consumption stimulus policies [4][16] Summary by Sections 1. Sector Overview - The construction materials sector has shown a slight increase of 0.18% in the past week, outperforming the Shanghai Composite Index and the Wind All A Index, which decreased by -1.08% and -0.02% respectively [4] - The report highlights that the cement market price is currently at 367.8 RMB/ton, down by 3.0 RMB/ton from the previous week and down by 6.3 RMB/ton compared to the same period last year [20][21] 2. Cement Market - The average cement inventory ratio is reported at 65.7%, an increase of 0.4 percentage points from the previous week, but down by 2.5 percentage points year-on-year [25] - The average daily cement shipment rate is 47.8%, up by 1.4 percentage points from the previous week but down by 5.3 percentage points compared to last year [25] - The report notes that the cement price is expected to stabilize or slightly rebound in the coming months due to supply-side adjustments and demand recovery [12][19] 3. Glass Fiber Market - The report indicates that the profitability of the glass fiber sector remains low, with many second and third-tier companies operating at breakeven or loss [13] - The demand for high-end products in wind power and thermoplastics is expected to continue growing, which may support profitability for leading companies [13] - The report recommends companies like China Jushi and suggests monitoring others such as Zhongcai Technology and Shandong Fiberglass [13] 4. Glass Market - The glass sector is facing weak terminal demand, with inventory levels remaining high and price pressures expected to increase as the market enters a seasonal downturn [14][15] - The report recommends Qibin Group as a leading player in the glass market, with a focus on its cost advantages and growth potential in photovoltaic glass [14] 5. Home Decoration Materials - The report highlights the positive impact of government policies aimed at boosting domestic demand and stabilizing the real estate market, which is expected to enhance the demand for home decoration materials [16] - Companies such as Beixin Building Materials and Arrow Home are recommended for their strong growth potential and market positioning [16]

1、债券代码：123091；债券简称：长海转债 4、恢复转股日期：2025 年 5 月 29 日 江苏长海复合材料股份有限公司（以下简称"公司"）因实施 2024 年度权益分 派，根据公司《创业板向不特定对象发行可转换公司债券募集说明书》及《深圳 证券交易所上市公司自律监管指南第 1 号——业务办理》的相关规定，公司可转 换公司债券（债券代码：123091； 债券简称：长海转债）自 2025 年 5 月 21 日 （星期三）起至 2024 年度权益分派股权登记日（2025 年 5 月 28 日）止暂停转股。 具体内容详见公司于 2025 年 5 月 21 日在巨潮资讯网（http://www.cninfo.com.cn） 上披露的《关于长海转债暂停转股的提示性公告》（公告编号：2025-047）。 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。 重要内容提示 | 证券代码：300196 | 证券简称：长海股份 公告编号：2025-053 | | --- | --- | | 债券代码：123091 | 债券简称：长海转债 | 根据规定，"长海转债"将于本次权益分 ...

证券代码：300196 证券简称：长海股份 公告编号：2025-051 债券代码：123091 债券简称：长海转债 江苏长海复合材料股份有限公司 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。 江苏长海复合材料股份有限公司（以下简称"公司"）于2025年5月19日以电子邮 件及通讯方式向公司全体董事和高级管理人员发出《江苏长海复合材料股份有限公 司第六届董事会第一次会议通知》。2025年5月23日，公司第六届董事会第一次会议 在公司办公楼二楼会议室以现场方式召开。会议应到董事9人，实到9人。会议由董 事长杨国文先生主持。公司高级管理人员列席会议。会议的召开符合《公司法》及 《公司章程》的规定。 与会董事以投票表决的方式审议通过了以下议案： 一、审议通过《关于选举公司第六届董事会董事长的议案》 经与会董事审议与表决，选举杨国文先生担任公司第六届董事会董事长，任期 自本次董事会审议通过之日起至第六届董事会任期届满为止。 表决结果：同意 9 票，反对 0 票，弃权 0 票。 二、审议通过《关于选举董事会各专门委员会成员的议案》 根据《公司法》、《深圳证券交易所上市公 ...

| 证券代码：300196 | 证券简称：长海股份 | 公告编号：2025-050 | | --- | --- | --- | | 债券代码：123091 | 债券简称：长海转债 | | 江苏长海复合材料股份有限公司 2025 年第一次临时股东大会决议公告 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。 特别提示： 1、本次股东大会无否决议案的情形。 2、本次股东大会不涉及变更以往股东大会已通过的决议。 一、会议召开和出席情况 二、议案审议表决情况 （一）审议通过《关于修订<公司章程>的议案》 总表决情况：同意 229,855,294 股，占出席会议所有股东所持有效表决权股 份总数的 99.8024%；反对 452,914 股，占出席会议所有股东所持有效表决权股份 总数的 0.1967%；弃权 2,200 股（其中，因未投票默认弃权 0 股），占出席会议所 有股东所持有效表决权股份总数的 0.0010%。 中小股东总表决情况：同意 13,323,007 股，占出席会议的中小股东所持有效 表决权股份总数的 96.6968%；反对 452,914 股，占出席会议的 ...