Core Viewpoint - Dinglong Technology (603004.SH) highlights the significant application value of PBO fibers in various fields, including aerospace, military defense, transportation, sports equipment, construction materials, and high-temperature protection [1] Summary by Relevant Categories Product Characteristics - PBO fibers exhibit outstanding mechanical strength, excellent high-temperature resistance, and notable lightweight advantages [1] - The fibers theoretically meet basic protective needs and can be used as outer materials for spacecraft [1] Limitations - The standalone use of PBO fibers may have limitations in high-speed impact resistance and impact toughness, necessitating the combination with other high-performance materials to form composite protective structures [1] Application Validation - While PBO fibers can theoretically be used for spacecraft outer materials, practical application to withstand impacts from space debris requires further experimental validation and downstream application testing [1]

Core Viewpoint - Dinglong Technology (603004.SH) highlights the significant application value of PBO fiber in various fields such as aerospace, military defense, transportation, sports equipment, construction materials, and high-temperature protection due to its outstanding mechanical strength, high-temperature resistance, and lightweight advantages [1] Summary by Relevant Categories Product Characteristics - PBO fiber exhibits exceptional mechanical strength, excellent high-temperature and environmental resistance, and notable lightweight advantages [1] - Theoretical applications of PBO fiber include serving as outer material for spacecraft, fulfilling basic protective needs [1] Limitations and Requirements - PBO fiber alone may have limitations in high-speed impact resistance and impact toughness, necessitating the combination with other high-performance materials to form a composite protective structure [1] - The practical application of PBO fiber as outer material for spacecraft to withstand impacts from space debris requires further experimental validation and downstream application testing [1]

（文章来源：证券日报） 证券日报网讯鼎龙科技11月6日在互动平台回答投资者提问时表示，截至2025年10月31日的公司股东人 数是18409户。 ...

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。 浙江鼎龙科技股份有限公司（以下简称公司）于 2025 年 1 月 24 日召开第二 届董事会第五次会议和第二届监事会第五次会议，于 2025 年 2 月 18 日召开 2025 年第一次临时股东会，审议通过《关于使用部分闲置募集资金进行现金管理的议 案》，同意公司为提高募集资金使用效益，在确保募集资金使用计划正常进行和 募集资金安全的前提下，使用最高余额不超过人民币 3.5 亿元（任一时点总额度， 含收益进行再投资的相关金额，含本数）的暂时闲置募集资金进行现金管理，用 于投资于安全性高、流动性好、风险低的现金管理产品，投资额度自股东会审议 通过之日起 12 个月内有效，公司可在上述额度及期限内滚动使用投资额度。具 体内容详见公司于 2025 年 1 月 28 日在上海证券交易所网站（www.sse.com.cn） 披露的《关于使用部分闲置募集资金进行现金管理的公告》（公告编号：2025-006）。 2025 年 11 月 5 日，公司于 2025 年 10 月 9 日购买的结构性 ...

Core Viewpoint - Dinglong Technology, established in May 2007, is a specialized enterprise in the fine chemical sector, focusing on R&D, production, and sales of fine chemical products, and was listed on the Shanghai Stock Exchange on December 27, 2023 [1] Financial Performance - For Q3 2025, Dinglong Technology reported revenue of 540 million yuan, ranking 52nd among 79 companies in the industry, significantly lower than the top competitors, Sinochem International at 35.716 billion yuan and Hangyang Co. at 11.428 billion yuan [2] - The company's net profit for the same period was 124 million yuan, ranking 21st in the industry, outperforming the industry average of 74.44 million yuan and median of 53.25 million yuan [2] Financial Ratios - As of Q3 2025, Dinglong Technology's debt-to-asset ratio was 7.47%, down from 8.43% year-on-year, well below the industry average of 34.74%, indicating strong solvency [3] - The gross profit margin for the same period was 37.89%, slightly down from 39.39% year-on-year but still above the industry average of 19.93% [3] Shareholder Information - As of September 30, 2025, the number of A-share shareholders decreased by 7.75% to 18,900, while the average number of shares held per shareholder increased by 8.40% to 3,116.66 shares [5] - The top circulating shareholder is Ping An Advanced Manufacturing Theme Stock Fund, holding 1.2732 million shares, an increase of 147,800 shares from the previous period [5] Future Outlook - According to Huazhang Securities, the projected net profits for Dinglong Technology from 2025 to 2027 are 185 million, 211 million, and 243 million yuan, with corresponding P/E ratios of 26.28X, 23.03X, and 19.98X, maintaining a "buy" rating [5] - Key business highlights include stable gross margins, expected growth in dye and agricultural materials, product structure optimization, and the completion of fundraising projects by mid-2025 [5]

证券代码：603004 证券简称：鼎龙科技 公告编号：2025-055 浙江鼎龙科技股份有限公司 关于使用部分闲置募集资金进行现金管理 到期赎回的公告 浙江鼎龙科技股份有限公司董事会 2025 年 11 月 1 日 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。 浙江鼎龙科技股份有限公司（以下简称公司）于 2025 年 1 月 24 日召开第二 届董事会第五次会议和第二届监事会第五次会议，于 2025 年 2 月 18 日召开 2025 年第一次临时股东会，审议通过《关于使用部分闲置募集资金进行现金管理的议 案》，同意公司为提高募集资金使用效益，在确保募集资金使用计划正常进行和 募集资金安全的前提下，使用最高余额不超过人民币 3.5 亿元（任一时点总额度， 含收益进行再投资的相关金额，含本数）的暂时闲置募集资金进行现金管理，用 于投资于安全性高、流动性好、风险低的现金管理产品，投资额度自股东会审议 通过之日起 12 个月内有效，公司可在上述额度及期限内滚动使用投资额度。具 体内容详见公司于 2025 年 1 月 28 日在上海 ...

Core Insights - PBO fiber (Poly(p-phenylene-2,6-benzobisoxazole) fiber) is recognized for its exceptional mechanical properties and high-temperature resistance, making it widely applicable in high-end sectors such as aerospace, defense, and firefighting [1][6] - The market size for PBO fiber in China is projected to reach approximately 149 million yuan in 2024, reflecting a year-on-year growth of 4.93% [8][9] Industry Overview - PBO fiber is a fully aromatic rigid rod-like polymer formed by alternating benzene and oxazole rings, known for its high tensile strength and modulus, excellent heat resistance, flame retardancy, and impact resistance [2] - Despite being termed the "super fiber of the 21st century," PBO fiber faces significant challenges, including insufficient compressive strength, poor interface adhesion, low light resistance, high production costs, and limitations in extreme high-temperature stability [4][5] Industry Chain - The upstream of the PBO fiber industry chain includes raw materials such as 4,6-diaminophenol hydrochloride, terephthalic acid, and polyphosphoric acid, along with production equipment [5] - The downstream applications of PBO fiber span various sectors, including aerospace, defense, rail transportation, electronic communication, sports goods, and medical devices [6] Market Dynamics - The price of domestic purified terephthalic acid (PTA) has been on a gradual decline, with a reported price of 4,540 yuan per ton as of September 2025, down 9.74% year-on-year. This reduction in PTA prices presents an opportunity for PBO fiber producers to lower costs and enhance profit margins [8] Key Players - The competitive landscape of the PBO fiber industry is characterized by an "oligopoly" with high technical barriers. Key players include: - **Dinglong Technology**: The leading domestic supplier of PBO monomer (DAR hydrochloride), achieving high purity production and breaking the monopoly of Japanese suppliers [10] - **Chengdu Xincheng**: Holds a production capacity of 380 tons/year and has established a significant presence in the defense and aerospace sectors [9] - **Zhonglan Chenguang**: Recognized for its technological advancements and applications in high-end markets such as foldable smartphones and robotics [11] Industry Development Trends 1. **Continuous Technological Innovation**: The PBO fiber industry is experiencing breakthroughs in performance through innovations, such as the development of STARAMID® CG-PBO fiber with a tensile strength of 5.8 GPa and heat resistance of 600°C [12] 2. **Expansion of Application Scenarios**: The lightweight and high-temperature resistance of PBO fiber is driving demand in aerospace, military, and new energy sectors, with potential applications in electric vehicle battery casings and high-strength ropes for extreme environments [12] 3. **Accelerated Industry Chain Integration**: Domestic companies are reducing production costs through vertical integration, with advancements in production processes leading to improved yield rates and lower unit costs [13]

Core Viewpoint - The company, Zhejiang Dinglong Technology Co., Ltd., has released its third-quarter report for 2025, ensuring the accuracy and completeness of the information provided in the report [8][21]. Financial Data - The third-quarter financial report has not been audited, and the financial data is presented in Renminbi [3][7]. - The report includes major accounting data and financial indicators, although specific figures are not detailed in the provided text [3][4]. Shareholder Information - The report includes information on the total number of ordinary shareholders and the top ten shareholders, although specific details are not provided [5]. Product Performance - The report outlines the production volume, sales volume, and revenue of the company's main products during the reporting period, including externally procured finished products [16]. - Average price changes for key products are noted, with specific percentage changes for various product categories compared to previous periods [17]. Price Changes of Raw Materials - The report mentions the price changes of key raw materials used in production, although specific figures are not provided [18]. Other Important Information - No significant events affecting the company's operations occurred during the third quarter of 2025 [19]. - The company plans to hold an investor briefing on November 14, 2025, to discuss the third-quarter results and address investor questions [21][24].

证券代码：603004 证券简称：鼎龙科技 公告编号：2025-054 浙江鼎龙科技股份有限公司 关于召开 2025 年第三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、准确性和完整性承担法律责任。 重要内容提示： 投资者可于 2025 年 11 月 07 日（星期五）至 11 月 13 日（星期四）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 investor@dragon-chem.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。 浙江鼎龙科技股份有限公司（以下简称公司）已于 2025 年 10 月 30 日发布 公司 2025 年第三季度报告，为便于广大投资者更全面深入地了解公司 2025 年第 三季度经营成果、财务状况，公司计划于 2025 年 11 月 14 日（星期五）14:00-15:00 举行 2025 年第三季度业绩说明会，就投资者关心的问题进行交流。 本次投资者说明会以网络互动形式召开，公司将针对 2025 ...

浙江鼎龙科技股份有限公司（以下简称公司）根据《上海证券交易所上市公 司自律监管指引第3号—行业信息披露：第十三号——化工》有关规定和披露要 求，现将2025年第三季度主要经营数据公告如下： 证券代码：603004 证券简称：鼎龙科技 公告编号：2025-053 浙江鼎龙科技股份有限公司 2025 年第三季度主要经营数据公告 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、准确性和完整性承担法律责任。 四、其他说明 2025 年第三季度未发生对公司生产经营具有重大影响的其他事项。 注：报告期内，生产量和销售量包括了公司向外采购的成品。 | 主要产品名称 | 销售均价（万元/吨） | | | | 同比变 | 三季度较二 季度环比变 | | --- | --- | --- | --- | --- | --- | --- | | | 2025 年 月 年 | 7-9 | 2024 | 7-9 月 | 动幅度 | 动幅度 | | 染发剂原料 | | 26.65 | | 25.87 | 3.02% | -2.09% | | 特种工程材料单体 | | 28.77 | | ...