Group 1: Market Position and Strategy - The company has achieved large-scale production of steroid drug starting materials, ranking among the top globally in terms of production capacity and variety [2] - It has established a vertically integrated system covering the entire steroid drug industry chain, becoming a key R&D and production base for steroid drug intermediates in China [3] - The company focuses on three strategic directions: reducing production costs through technological iteration, optimizing existing production lines to increase high-value product capacity, and expanding market presence in emerging fields like anti-cancer and assisted reproduction [3] Group 2: R&D Investment and Achievements - R&D investments from 2022 to 2024 were 45.15 million, 38.10 million, and 51.08 million CNY, respectively, with the proportion of R&D investment to revenue increasing year by year [4] - The company has established a closed-loop innovation system from basic research to industrialization, recognized with multiple awards including the National Science and Technology Progress Award [3] Group 3: International Market Expansion - In 2024, the company's product export ratio was 28.54%, showing a year-on-year increase [3] - Plans for 2025 include strengthening brand promotion and sales channels through overseas subsidiaries and seeking commercial cooperation through international resources [3] Group 4: Stock Performance and Future Plans - The company is considering stock repurchase based on market conditions, with updates provided monthly [5] - There are ongoing projects for innovative drugs, including the industrialization of Vitamin D3, which is progressing as planned [5]

证券代码：300583 证券简称：赛托生物 山东赛托生物科技股份有限公司 投资者关系活动记录表 编号：DY2025-001 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 参与单位名称 及人员姓名 参与公司 2024 年度业绩网上说明会活动的投资者 时间 2025 年 5 月 9 日 15:00-17:00 地点 "价值在线"平台（www.ir-online.cn） 上市公司接待 人员姓名 董事长米奇先生 财务总监李福文先生 董事、副总经理、董事会秘书李璐女士 独立董事康立女士 保荐代表人刘彦先生 投资者关系活 动主要内容介 绍 公司于 2025 年 5 月 9 日 15:00-17:00 在"价值在线"（www.ir- online.cn）举办 2024 年度业绩网上说明会，本次业绩说明会采用网络远 程的方式举行，问答环节主要内容如下： 1、问：过去一年，公司的经营策略是什么？ 回复：尊敬的投资者，您好！过去一年，公司董事会管理层确定的经 营策略主要可以用"稳份额、保现金、推注册、剥资产"十二字概括，在 董事会的领导下，公司在生产端严 ...