Core Viewpoint - Dinglong Technology (603004) is currently not involved in the field of photoresist materials, focusing instead on the production of dyeing agents, specialty engineering material monomers, and agricultural protection materials [1] Group 1: Company Overview - The company primarily produces dyeing agents, specialty engineering material monomers, and agricultural protection materials [1] - Within specialty engineering material monomers, the company is actively cultivating photosensitive polyimide (PSPI) monomers, which have not yet been industrialized [1] Group 2: Product Development - Photosensitive polyimide (PSPI) monomers are core raw materials for synthesizing photosensitive polyimide materials [1] - The application fields of PSPI monomers include high-end manufacturing areas such as semiconductors, flexible displays, and micro-electromechanical systems [1] - The company does not have specific information on whether its produced PSPI monomers will ultimately be applied in the photoresist field, as this depends on disclosures from downstream and end manufacturers [1]

| 序 号 | 受托方名称 | 产品名称 | 起息日 | 到期日 | 认购金额 | 赎回本金 | 收益金额 | | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | 中信银行杭 州萧山支行 | 结构性存款 | 2025.9.4 | 2025.12.3 | 5800.00 | 5800.00 | 24.60 | 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 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。 证券代码：603004 证券简称：鼎龙科技 公告编号：2025-061 浙江鼎龙科技股份有限公司 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 ...

每经AI快讯，12月3日，鼎龙科技公告，公司于2025年12月3日赎回中信银行杭州萧山支行结构性存 款，赎回本金5800.00万元，获得收益24.60万元。上述资金已归还至募集资金专户。公司再以闲置募集 资金继续进行现金管理，累计余额为27500.00万元。本次现金管理不会影响募集资金投资项目进度和公 司正常生产经营。 ...

（文章来源：证券日报） 证券日报网讯 12月2日，鼎龙科技在互动平台回答投资者提问时表示，截至2025年11月30日，公司股东 人数是18865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）。 证券代码：603004 证券简称：鼎龙科技 公告编号：2025-060 浙江鼎龙科 ...

证券代码：603004 证券简称：鼎龙科技 公告编号：2025-059 | | | | | | 收益金额 | 8.28 | | --- | --- | --- | --- | --- | --- | --- | | 序 号 1 | | | | | | | | 受托方名称 杭州银行科 技支行 | | | | | | | | | 产品名称 起息日 结构性存款 2025.11.5 | | | | | | | | | 到期日 2025.11.26 | | | | | | | | | 认购金额 8,000.00 | | | | | | | | | 赎回本金 8,000.00 | | | 截至本公告披露日，公司使用闲置募集资金购买现金管理产品累计余额为 23,650.00万元人民币，公司最近12个月使用闲置募集资金进行现金管理的单日最 高余额及使用期限均未超过股东会的授权。 特此公告。 浙江鼎龙科技股份有限公司董事会 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 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 ...

Core Viewpoint - Dinglong Technology announced the redemption of structured deposits, indicating effective cash management and no impact on project progress or operations [1] Group 1: Financial Details - The company redeemed structured deposits amounting to 80 million yuan, yielding a profit of 82,800 yuan [1] - The redeemed funds have been returned to the designated fundraising account [1] Group 2: Future Plans - The company plans to continue reasonable cash management of idle fundraising funds based on the progress of investment projects and financial arrangements [1] - The redemption of cash management will not affect the progress of fundraising investment projects or the company's normal production and operations [1]

Core Viewpoint - Dinglong Technology (603004) emphasizes the significant application value of Poly(p-phenylene benzobisoxazole) (PBO) fiber in various industries, including aerospace, military defense, transportation, sports equipment, construction materials, and high-temperature protection [1] Summary by Relevant Categories Application Fields - PBO fiber is recognized for its excellent mechanical properties, heat resistance, and flame retardancy, making it suitable for critical applications in multiple sectors [1] - The company provides core monomers for the preparation of PBO fiber, which are supplied to downstream enterprises for further processing [1] Industry Chain - The company operates at the upstream of the new materials industry chain, indicating that there are several stages before reaching the end products [1] - Specific applications in humanoid robotics are not directly controlled by the company, and detailed application information will depend on disclosures from downstream and end manufacturers [1]

Core Viewpoint - Dinglong Technology (603004) reported that as of November 20, 2025, the number of shareholders is expected to reach 19,811 [1] Summary by Category - **Company Information** - Dinglong Technology anticipates having 19,811 shareholders by November 20, 2025 [1]

Core Viewpoint - Dinglong Technology's photosensitive polyimide (PSPI) is positioned for applications in high-end manufacturing sectors, including semiconductors, flexible displays, and micro-electromechanical systems, although large-scale industrial production has not yet commenced [1] Group 1 - The PSPI monomer is a key raw material for synthesizing photosensitive polyimide materials [1] - The application areas of PSPI are based on the characteristics of the final synthesized materials [1] - The company is actively cultivating the PSPI monomer but has not yet achieved large-scale industrial production [1] Group 2 - The company does not have specific information on whether the produced PSPI monomer will ultimately be applied in the semiconductor sector [1] - Details regarding specific applications will depend on disclosures from downstream and end manufacturers [1]