Core Viewpoint - The article emphasizes the significant advancements in 3D printing technology, particularly in the aerospace sector, driven by high-performance polymer materials that meet stringent requirements for weight reduction, stability under extreme conditions, and cost efficiency [2][4]. Group 1: 3D Printing in Aerospace - The global space race is intensifying, with both public and private sectors striving to innovate in this new frontier [2]. - Aerospace materials must be lightweight to reduce launch costs while maintaining stability under extreme temperatures, radiation, and mechanical loads [2]. - Traditional manufacturing methods face challenges such as long production cycles, high costs, and limited design flexibility, primarily relying on metal and composite materials [2]. Group 2: Advantages of High-Performance Polymers - Recent advancements in 3D printing technology have demonstrated unique advantages in shortening development cycles and manufacturing complex structures [2]. - High-performance polymers and composites, such as carbon fiber composites, PEEK, and PEKK, are preferred for their ability to achieve a balance between lightweight and performance, as well as for their cost control throughout the lifecycle [2]. - Benefits of these materials include weight reduction in aircraft components, insulation, optimized airflow, reduced fuel consumption, increased range, fire resistance, and non-toxic properties [2]. Group 3: Upcoming Forum - Zhao Yunfeng, a researcher from the Aerospace Materials and Process Research Institute, will present on "3D Printing of High-Performance Polymer Materials and Their Aerospace Applications" at the 2025 (Fourth) Polymer 3D Printing Materials Summit Forum [5]. - The forum is scheduled for July 18-20, 2025, in Hangzhou, Zhejiang, and aims to facilitate industry exchanges on the latest advancements in polymer materials and 3D printing technologies [5][10].

Core Viewpoint - The company held an online performance briefing for 2024, addressing investor concerns regarding operational status and development strategies [1] Group 1: Financial Performance - The company experienced a slight decline in sales revenue due to product structure upgrades and strategic adjustments in some subsidiaries, although gross profit improved and losses significantly narrowed [2] - The main reasons for losses include high financial expenses, with annual interest costs amounting to 39.68 million yuan, and the restructuring of certain subsidiaries [2] - The company has fully recognized goodwill impairment and plans no profit distribution for 2024 due to negative distributable profits [3] Group 2: Operational Adjustments - Land acquisition has positively impacted the company's cash flow, with payments received in installments, helping to reduce interest-bearing liabilities and optimize asset operational efficiency [3] - The company aims to reverse the revenue decline by optimizing product structure, expanding market channels, and enhancing cost control [3] Group 3: Strategic Initiatives - The company adheres to a strategy of "technological innovation" and "market-first," focusing on key material layouts, core technology breakthroughs, and market application expansion [3] - Recent developments include the creation of several mid-to-high-end rubber soft foam materials and functional rubber components to meet diverse industry needs [3] - Research and development expenses have decreased year-on-year due to reduced material input, but the company maintains a stable R&D team and emphasizes investment efficiency [3] Group 4: Subsidiary Management - The company continues to have actual control over Tian Sheng Securities Co., Ltd., with no further disclosures regarding the transfer of this subsidiary [4]

股票代码：300169 股票简称：天晟新材 常州天晟新材料集团股份有限公司投资者关系活动记录表 编号：2025-001 投资者关系 活动类别 □特定对象调研 □分析师会议 □媒体采访 √业绩说明会 □新闻发布会 □路演活动 □现场参观 □其他 （请文字说明其他活动内容） 参与单位名称 及人员姓名 线上参与公司天晟新材 2024 年度网上业绩说明会的投 资者 时间 2025 年 05 月 15 日（星期四）下午 15:00-17:00 地点 "约调研"微信小程序 上市公司 接待人员姓名 董事长：吴海宙先生 董事、总裁：徐奕先生 副总裁、财务总监：黄冰先生 副总裁：薛美霞女士 副总裁、董事会秘书：余丽品女士 独立董事：俞建春先生 独立董事：刘映先生 独立董事：林小钰女士 投资者关系活动 主要内容介绍 1、请问导致利润大幅下滑的主要原因是什么？ 答：2024 年公司经营稳定，公司对部分子公司进行产品 结构升级或经营策略调整，销售收入比上年同期略有下 降，但毛利额比上年同期有较大的提高，公司亏损额度 大幅收窄。 2024 年公司亏损的主要原因是： （1）公 司财务费用负担较重，全年利息费用 3,968 万元。（2） ...