Investment Rating - The report does not explicitly state an investment rating for the underwater robot industry Core Insights - The underwater robot industry in China is at an early stage of development, with significant potential for growth driven by advancements in technology and increasing demand across various applications [3][5] - The market size for underwater robots in China is projected to reach 637.1 billion yuan by 2030, growing at a compound annual growth rate (CAGR) of approximately 25% from 2024 [5][40][42] Industry Development Status - The underwater robot is defined as a robot capable of operating underwater to assist or replace humans in extreme underwater tasks. The ocean covers about 71% of the Earth's surface, with 93% of the deep-sea floor (below 200 meters) yet to be explored. Underwater robots serve as the "eyes" and "arms" for deep-sea exploration [3][4] - The industry is characterized by a low market concentration and differentiated competition among companies, which can be categorized into consumer-grade, industrial-grade, and military-grade underwater robots [4][38] Market Competition - The Chinese underwater robot industry has not yet formed a clustering effect, leading to a low concentration of market players. Companies like Deep Blue, Boya Gongdao, and Qianwei represent consumer-grade products, while industrial-grade products are represented by companies like Zhonghai Huigu [4][38] Market Size - The underwater robot market in China is expected to reach 167 billion yuan by 2024, with a projected growth to 637.1 billion yuan by 2030. The demand is driven by various sectors, including marine oil and gas exploration, aquaculture, underwater security, and more [5][40][42] Industry Chain Overview - The underwater robot industry chain consists of upstream core materials and technology systems, midstream manufacturing companies, and downstream application fields such as marine engineering, aquaculture, and scientific research [24][29] Development Trends - Future trends indicate a shift from multifunctional underwater robots to specialized and modular designs, as well as a transition from single-unit operations to collaborative group operations among different types of underwater robots [45][46][47]