Investment Rating - The industry investment rating is "Positive" (maintained) [5][12] Core Viewpoints - The recent military parade on September 3 has increased market attention on the "Deep Sea Technology" strategy, which emphasizes resource security, national defense construction, and blue economy, with situational awareness being a key focus [5] - The government work report has elevated "Deep Sea Technology" to a strategic level, highlighting the need for a comprehensive underwater perception system to address security challenges posed by foreign reconnaissance devices in China's waters [5] - The construction of situational awareness capabilities is deemed essential for development, with sonar equipment being the core component due to the complexities of underwater signal processing [5] Summary by Relevant Sections - **Investment Highlights**: The focus is on the construction of situational awareness capabilities, particularly in underwater signal processing, which faces significant challenges due to environmental noise and target stealth [5] - **Sector Performance**: Key companies to watch include China Marine Defense, Jizhi Co., and Zhongke Haixun, each with unique capabilities in underwater information acquisition, intelligent underwater technology, and sonar systems [5] - **Company Profiles**: - **China Marine Defense**: Engages in underwater information systems and has acquired assets from various military units [5] - **Jizhi Co.**: Collaborated with Zhijiang Laboratory to develop intelligent underwater sound technology, entering a revenue-generating phase [5] - **Zhongke Haixun**: Provides signal processing platforms and has core technologies in sonar systems, capable of offering comprehensive solutions [5]

证券研究报告 机械设备 | 通用设备 非金融|首次覆盖报告 hyzqdatemark 2025 年 04 月 29 日 戴铭余 SAC：S1350524060003 daimingyu@huayuanstock.com 王彬鹏 SAC：S1350524090001 wangbinpeng@huayuanstock.com 郦悦轩 SAC：S1350524080001 liyuexuan@huayuanstock.com 唐志玮 tangzhiwei@huayuanstock.com 林高凡 lingaofan@huayuanstock.com | 基本数据 | | | | 2025 | 年 | 04 | 28 | 日 | 月 | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 收盘价（元） | | | | | | | | | | | | 51.68 | | 一 年 最 低 | 最 | 高 | / | | | | | | | 53.88/18.22 | 内 | | | （元） | | ...