Core Viewpoint - The nanomaterials market in China is expected to grow significantly, reaching a scale of 155.52 billion yuan in 2024, driven by advancements in nanotechnology and expanding applications [1][8]. Group 1: Market Size and Growth - The market size of nanomaterials in China is projected to reach 155.52 billion yuan in 2024, with a further increase to 178.88 billion yuan in 2025 [1][8]. - Nanopowder products will dominate the market, accounting for approximately 63% of the total market size in both 2024 and 2025 [1][8]. Group 2: Industry Definition and Classification - Nanomaterials are defined as materials with at least one dimension in the nanoscale range (1-100 nanometers) and exhibit unique physical and chemical properties [3][5]. - Classification of nanomaterials includes categories based on material type, dimensionality, morphology, and functionality [5]. Group 3: Industry Development Status - The global nanomaterials market is expected to grow to 156.2 billion USD in 2024, with North America and Europe leading the market [6]. - The Asian region has seen rapid development in nanomaterials due to government support and increasing demand for specialized materials [6]. Group 4: Industry Value Chain - The nanomaterials industry value chain consists of upstream raw materials and equipment supply, midstream nanomaterials preparation and processing, and downstream application fields [10]. Group 5: Competitive Landscape - The industry has seen significant advancements in nanomaterials preparation technologies, with several research bases established in China [12]. - Key companies in the industry include Tian Nai Technology, Fangda Carbon, and others, focusing on various nanomaterials applications [12][13]. Group 6: Future Trends - The industry is expected to exhibit three main characteristics: high-end, intelligent, and sustainable development over the next decade [19][21]. - The focus will be on overcoming technological barriers, fostering deep integration of industry and academia, and promoting green processes to reduce carbon emissions [20][21].

Core Viewpoint - Badminton is a popular sport with low risk and high skill, increasingly adopted in schools, leading to a rise in badminton racket market demand. Technological advancements in racket design and materials enhance user experience, expanding the market significantly. The Chinese badminton racket market is projected to grow from approximately 2.553 billion yuan in 2024 to 3.79 billion yuan by 2030, driven by health consciousness and sports popularity [1][17]. Industry Overview - The badminton racket typically consists of the racket head, shaft, handle, and the joint between the shaft and frame. The development of rackets has focused on reducing weight, increasing frame stiffness, improving shaft elasticity, and minimizing air resistance [3][10]. - The badminton racket market is expected to reach approximately 5.55 billion yuan globally in 2024, with projections of growth to 8.24 billion yuan by 2030, fueled by rising health awareness and fitness culture [16]. Key Parameters of Badminton Rackets - Important parameters include racket length, weight, handle thickness, frame cross-section, head shape, balance point, shaft stiffness, maximum tension, and materials used. The standard length for international rackets is 665mm, with most domestic rackets being 675mm [6][9]. - The materials used in rackets have evolved from wood to aluminum and now to advanced composites like carbon fiber, which offers superior strength and lightweight properties [14][26]. Industry Development History - The design of badminton rackets has evolved from simple wooden designs focused on durability to modern rackets made from lightweight materials like carbon fiber, enhancing performance and aesthetics [10][20]. Industry Chain - The upstream of the badminton racket industry includes raw material suppliers (carbon fiber, graphene, titanium alloys, etc.), the midstream involves manufacturing processes (frame molding, handle processing, etc.), and the downstream consists of sales channels (sports specialty stores, e-commerce, supermarkets) [12]. Competitive Landscape - Major domestic brands in the badminton racket market include Li Ning, Victor, and Hong Shuangxi, while international brands like Yonex and Kawasaki dominate the high-end market. The competition is intensifying as brands increase R&D investments to enhance product performance and quality [20][21]. Future Trends - Material technology upgrades will drive high-end development, with a focus on optimizing composite materials and integrating smart technologies into rackets for enhanced user experience [26][27]. - The market is expected to see segmentation, with high-end products led by international brands and local brands focusing on mid-range offerings, catering to diverse consumer needs [28].

| 证券代码：300644 | 证券简称：南京聚隆 | 公告编号：2025-058 | | --- | --- | --- | | 债券代码：123209 | 债券简称：聚隆转债 | | 一、回购公司股份的进展情况 截至 2025 年 5 月 31 日，公司通过股份回购专用证券账户以集中竞价交易 方式回购公司股份 1,263,000 股，占公司目前总股本的 1.15%，最高成交价为 25.79 元/股，最低成交价为 18.00 元/股，支付的总金额 29,579,027.23 元（含 交易费用）。本次回购符合公司回购股份方案及相关法律法规的要求。 二、其他说明 南京聚隆科技股份有限公司 关于回购公司股份的进展公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 南京聚隆科技股份有限公司（以下简称"公司"）于 2025 年 1 月 13 日召 开的第六届董事会第五次会议，审议通过了《关于以集中竞价交易方式回购公 司股份方案的议案》，同意公司使用资金总额不低于人民币 2,000 万元（含） 且不超过人民币 4,000 万元（含）的自有资金及股票回购专项贷款资金以集 ...

Group 1 - The company, Nanjing Julong Technology Co., Ltd., has received a notice from Changcheng Securities regarding the change of the designated sponsor representative for the ongoing supervision of its convertible bond issuance project for 2023 [1][2] - The original sponsor representative, Zhang Yandong, has left due to personal reasons, and Qiao Yingying has been appointed to continue the supervision work [1][2] - The new sponsor representatives for the project are Hu Genghua and Qiao Yingying, with the supervision period lasting until the obligations set by the China Securities Regulatory Commission and Shenzhen Stock Exchange are fulfilled [2] Group 2 - Qiao Yingying holds a master's degree, is a registered accountant, and currently works in the investment banking division of Changcheng Securities [4] - She has participated in the 2023 convertible bond issuance project for Nanjing Julong and has a good record in compliance with relevant regulations [4]

| 证券代码：300644 | 证券简称：南京聚隆 | 公告编号：2025-057 | | --- | --- | --- | | 债券代码：123209 | 债券简称：聚隆转债 | | 南京聚隆科技股份有限公司 南京聚隆科技股份有限公司 关于变更保荐代表人的公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 南京聚隆科技股份有限公司（以下简称"公司"）于近日收到长城证券股 份有限公司（以下简称"长城证券"）出具的《关于南京聚隆科技股份有限公 司持续督导保荐代表人变更的函》，长城证券作为公司 2023 年度向不特定对象 发行可转换公司债券的保荐机构，原指定胡耿骅、张延冬为公司 2023 年度向不 特定对象发行可转换公司债券项目的保荐代表人，负责保荐工作及持续督导工 作，持续督导期至 2025 年 12 月 31 日。 由于原保荐代表人张延冬因个人原因离职，无法继续从事对公司的持续督 导工作。为保证持续督导工作的有序进行，长城证券现委派保荐代表人乔莹莹 （简历详见附件）接替张延冬继续履行持续督导工作。 本次保荐代表人更换后，公司 2023 年度向不特定对象发行 ...

Group 1: Project Overview - Huizhou Water Special Materials Co., Ltd. has received approval for its carbon fiber composite materials project with a total investment of 50 million yuan, focusing on the production of various carbon fiber products [1] - The project aims to produce 60 tons of chopped fiber, 50,000 square meters of woven fiber, 350 tons of thermoplastic materials, 3 million square meters of fiber prepreg, 307,400 carbon fiber pipes, and 701,700 carbon fiber special-shaped parts annually [1] Group 2: Company Background - Huizhou Water Special Materials Co., Ltd. is a wholly-owned subsidiary of Shenzhen Water New Materials Co., Ltd., established in August 2021, to enhance the strategic layout of special polymer materials [1] - The company specializes in the production and sales of engineering plastics, synthetic resins, high-performance fibers, and composite materials [1] Group 3: Product Development and Applications - Water New Materials has developed thermoplastic carbon fiber composite materials using various thermoplastic resins, which are applied in industries requiring high mechanical performance and lightweight solutions, such as automotive and drones [2] - The company has launched a new line for thermosetting carbon fiber composites in 2024, producing lightweight and high-strength products, and has introduced a carbon fiber reinforced PPA material made from recycled aerospace waste [2] Group 4: Industry Trends and Competitors - The demand for carbon fiber composites is driven by the explosive growth of the low-altitude economy (drones, eVTOL) and robotics, creating new applications for these materials [3] - Competitors like Kingfa Technology, Nanjing Julong, and Huitong are also entering the carbon fiber sector, leveraging their expertise in modified plastics to meet the evolving market needs [3] Group 5: Competitor Developments - Kingfa Technology is investing 1.702 billion yuan in a project to produce high-performance prepregs and continuous fiber reinforced thermoplastic composites, with a production capacity of 35,000 tons and 100,000 tons respectively [4] - Wanhua Chemical and Baowu Carbon have partnered to establish a project with a total investment of 6.55 billion yuan, aiming for an annual production capacity of 120,000 tons of PAN-based carbon fiber [5] - Nanjing Julong is working on a production line for 30 tons of carbon fiber composites, with a focus on aerospace and low-altitude economy applications [6] - Plit has developed a series of carbon fiber reinforced materials for robotics and low-altitude flight, collaborating with Tongji University on new materials [7] - Huitong New Materials is producing ultra-high-strength carbon fiber reinforced polyamide materials for key components in robotics and low-altitude applications [8]

Core Viewpoint - The article discusses the recent developments in the carbon fiber composite materials industry, highlighting the investments and projects undertaken by various companies to meet the growing demand in sectors such as aerospace, robotics, and low-altitude economy [1][2][3]. Group 1: Company Developments - Huizhou Water Special Materials Co., Ltd. plans to invest 50 million yuan in a carbon fiber composite materials project, with an expected annual production capacity of 60 tons of chopped fibers and 30.74 million carbon fiber tubes [1]. - Water New Materials has developed thermoplastic carbon fiber composites using various thermoplastic resins, with applications in high-performance industries such as automotive and drones [2]. - Jinfa Technology is investing 1.702 billion yuan in a project to produce high-performance prepregs and continuous fiber reinforced thermoplastic composites, with an annual capacity of 35,000 tons [4]. - WanHua Chemical and Baowu Carbon Industry have launched a joint venture to produce 120,000 tons of PAN-based carbon fiber raw silk, with a total investment of 6.55 billion yuan [5]. - Nanjing Julong is constructing a production line for 30 tons of carbon fiber composites, with a delay in completion expected until December 2025 [6]. - Plit has developed a series of carbon fiber reinforced materials for emerging markets, including a collaboration with Tongji University for carbon fiber reinforced PEEK materials [7]. - Huitong New Materials has introduced ultra-high strength carbon fiber reinforced polyamide materials for key components in robotics and low-altitude economy applications [8]. Group 2: Industry Trends - The demand for carbon fiber composites is driven by the explosive growth in the low-altitude economy and robotics sectors, which require lightweight and high-strength materials [3]. - Companies are leveraging their expertise in modified plastics to position themselves strategically in the carbon fiber market, addressing the needs of new applications [3]. - The industry faces challenges such as balancing performance and cost, integrating complex components, and enhancing material durability [3]. - There is a growing market demand for functionalized materials with properties like conductivity, recyclability, and integrated structural-functionality [3].

| 证券代码：300644 | 证券简称：南京聚隆 | | --- | --- | | 债券代码：123209 | 债券简称：聚隆转债 | 长城证券股份有限公司关于南京聚隆科技股份有限公司 向不特定对象发行可转换公司债券 2025 年度第一次临时受托管理事务报告 债券受托管理人 二〇二五年五月 1 重要声明 本报告依据《可转换公司债券管理办法》（以下简称"《管理办法》"） 《南京聚隆科技股份有限公司（发行人，以下简称"南京聚隆"或"公司"） 与长城证券股份有限公司（债券受托管理人，以下简称"长城证券"）关于南 京聚隆科技股份有限公司 2023 年向不特定对象发行可转换公司债券之债券受托 管理协议》（以下简称"《受托管理协议》"）《南京聚隆科技股份有限公司 向不特定对象发行可转换公司债券募集说明书》（以下简称"《募集说明 书》"）等相关公开信息披露文件，由本期债券受托管理人长城证券编制。长 城证券对本报告中所包含的从上述文件中引述内容和信息未进行独立验证，也 不就该等引述内容和信息的真实性、准确性和完整性做出任何保证或承担任何 责任。 本报告不构成对投资者进行或不进行某项行为的推荐意见，投资者应对相 关事宜做出 ...

江苏世纪同仁律师事务所 关于南京聚隆科技股份有限公司 2024 年年度股东大会的法律意见书 致：南京聚隆科技股份有限公司 根据《中华人民共和国公司法》《中华人民共和国证券法》《上市公司股东会 规则》等法律、法规和规范性文件以及公司《章程》的规定，本所接受公司董事 会的委托，指派本所律师出席公司 2024 年年度股东大会，并就本次年度股东大 会的召集、召开程序、召集人资格、出席会议人员资格、表决程序和表决结果等 事项的合法有效性出具法律意见。 为出具本法律意见书，本所律师对本次年度股东大会所涉及的有关事项进行 了审查，查阅了相关会议文件，并对有关问题进行了必要的核查和验证。 本所律师同意将本法律意见书随公司本次年度股东大会决议一并公告，并依 法对本法律意见书承担相应的责任。 本所律师根据相关法律、法规和规范性文件的要求，按照律师行业公认的业 务标准、道德规范和勤勉尽责精神，出具法律意见如下： 一、关于本次年度股东大会的召集和召开程序 1.本次年度股东大会的召集 公司于 2025 年 4 月 24 日召开了第六届董事会第十一次会议，决议于 2025 年 5 月 22 日以现场结合网络投票的方式召开 2024 年年 ...

| 证券代码：300644 | 证券简称：南京聚隆 公告编号：2025-056 | | --- | --- | | 债券代码：123209 | 债券简称：聚隆转债 | 一、会议召开和出席情况 南京聚隆科技股份有限公司（以下简称"公司"）于 2025 年 5 月 22 日（星 期四）13:30 在南京江北新区聚龙路 8 号二楼会议室召开 2024 年年度股东大会。 本次会议由公司董事会召集，由公司董事长刘曙阳先生主持，并采取现场投票和 网络投票相结合的方式召开。本次会议的召集、召开符合《公司法》《证券法》 《深圳证券交易所上市公司股东大会网络投票实施细则》《南京聚隆科技股份有 限公司章程》及《南京聚隆科技股份有限公司股东大会议事规则》等有关规定。 通过现场和网络投票的股东 52 人，代表股份 45,315,652 股，占公司有表决 权股份总数的 41.8136%。其中：通过现场投票的股东 9 人，代表股份 45,179,297 股，占公司有表决权股份总数的 41.6878%。通过网络投票的股东 43 人，代表股 份 136,355 股，占公司有表决权股份总数的 0.1258%。中小股东出席的总体情况： 通过现场 ...