证券日报网讯12月17日，鼎龙科技（603004）在互动平台回答投资者提问时表示，公司为上游特种工程 材料单体生产商，主要生产PI单体、PBO单体和杂环芳纶单体，下游客户主要有中蓝晨光、成都新晨、 三井化学等。关于PBO应用，PBO纤维在航空航天、军工国防、交通运输、体育器材、建筑材料、高温 防护等领域有着重要的应用价值，具体应用细节以下游及终端厂商披露信息为准。公司产品为PBO纤维 制备的核心单体，供给给下游企业用于PBO纤维制备，目前销售较为稳定。关于PSPI应用，光敏性聚酰 亚胺(PSPI)单体作为合成光敏聚酰亚胺材料的核心原料，其应用领域围绕最终合成材料的特性展开，涵 盖半导体、柔性显示、微机电系统等多个高端制造领域，具体应用细节以下游及终端厂商披露信息为 准。公司目前正在积极培育光敏性聚酰亚胺(PSPI)单体，尚未产业化生产。 ...

Group 1 - The latest stock price of Dinglong Technology is 22.96 yuan, an increase of 0.60 yuan compared to the previous trading day [1] - The trading volume for the day was 41,628 hands, with a transaction amount of 0.94 billion yuan [1] - The company has a total market capitalization of 5.408 billion yuan and a circulating market capitalization of 1.352 billion yuan [1] Group 2 - Dinglong Technology primarily engages in the production of specialty engineering materials, including PI monomers and PBO monomers, which are used for synthesizing polyimide materials and PBO fibers [1] - The company recently stated on its investor interaction platform that its monomer production process does not involve the management of plastic chemicals, addressing investor inquiries regarding the disclosure of plastic chemical management information in its ESG report [1]

Group 1 - The company, Dinglong Technology (603004.SH), primarily produces PI monomers and PBO monomers for the synthesis of polyimide materials and PBO fibers, with minimal involvement in the management of plastic chemicals during the monomer production process [1] - An investor inquired about the company's involvement with plastic chemicals in its products and services, questioning the absence of disclosures regarding plastic chemical management in annual and ESG reports [3] - The company has not disclosed any information related to the management of plastic chemicals in its annual and ESG reports, raising questions about future plans for such disclosures [3]