Core Viewpoint - The article emphasizes the importance of advancing China's marine economy through high-quality development and technological innovation, highlighting the country's achievements in marine science and technology as a foundation for building a modern marine industry system [2][4]. Group 1: Technological Innovation in Marine Industry - Technological innovation is identified as the core driving force for upgrading the marine industry, with breakthroughs in deep-sea exploration, marine equipment manufacturing, marine renewable energy, and marine biomedicine [4]. - Significant advancements include the successful trials of deep-sea equipment like "Jiaolong" and "Fendouzhe," and the development of intelligent systems for deep-sea resource extraction [4]. - The establishment of a comprehensive marine observation network utilizing satellites, drones, and underwater gliders enhances marine monitoring capabilities [4]. Group 2: Growth and Structure of Marine Economy - China's marine economy continues to grow, with the marine production value expected to exceed 10 trillion RMB in 2024, and the added value of emerging marine industries increasing by 7.2% year-on-year [7]. - Traditional marine industries are transitioning towards high-end development, with modern facilities like deep-sea cages and intelligent fishing vessels reducing environmental pressure [7]. - The marine transportation sector maintains a global leadership position, with major ports like Shanghai and Ningbo-Zhoushan consistently ranking among the world's top ports [7]. Group 3: Emerging Marine Industries - New marine industries are becoming significant growth points, with the oil and gas sector advancing into deep-sea exploration, exemplified by the successful production of the "Deep Sea No. 1" gas field [8]. - The marine engineering equipment manufacturing sector has achieved a 60% global market share, with significant advancements in the design and construction of deep-water drilling platforms [8]. - The desalination industry is expanding, with increasing self-sufficiency in technology and equipment [9]. Group 4: Policy and Ecosystem Support - Strong policy support at both national and local levels, including the "14th Five-Year Plan for Marine Economic Development," provides strategic guidance for technological research and development [5]. - Collaborative ecosystems involving academicians, platforms, and technologies are being established in regions like Shandong and Guangdong to foster innovation [5]. Group 5: Challenges and Future Directions - Despite progress, challenges remain, including reliance on foreign technology in key areas and the need for improved coordination within the marine industry [11]. - Future strategies should focus on enhancing core technologies, promoting the integration of innovation, industry, and finance, and fostering international cooperation in marine science and sustainable development [12][13].