Core Insights - The national marine production value reached 5.1 trillion yuan in the first half of the year, growing by 5.8% year-on-year, highlighting its role as a significant engine for economic growth [1] - Coastal cities in China have not fully leveraged their marine economic potential, facing challenges in industrial structure, technological innovation, ecological pressure, and regional development coordination [1] - A new development model that integrates land and sea, regional collaboration, and innovation-driven strategies is necessary to transform marine resource advantages into economic competitive advantages [1] Group 1: Development Strategies - The establishment of a "marine economy + ecological protection" model is essential, focusing on high-level protection to support high-quality marine economic development [1] - Exploring blue carbon trading and innovative mechanisms for realizing the value of marine ecological products is crucial [1] - The construction of a multi-level marine economic cooperation system and the exploration of "marine ranching +" integration models are recommended [1] Group 2: Urban Development and Collaboration - The construction of global marine city clusters and a new collaborative development pattern is necessary, emphasizing the importance of differentiated advantages among cities [2] - The Guangdong-Hong Kong-Macao Greater Bay Area aims to create a "marine golden triangle" centered around Shenzhen, Hong Kong, and Guangzhou, forming a comprehensive industrial chain [2] - The development of modern marine industrial systems and the promotion of traditional industry upgrades alongside emerging industries are vital for releasing industrial cluster spillover effects [2] Group 3: Technological Innovation - Fostering marine technology innovation is key to enhancing the marine economy's productivity, with cities like Shenzhen, Hong Kong, and Guangzhou leading in marine electronic information, green shipping finance, and intelligent ship manufacturing [2] - Increased investment in marine technology research and development and the establishment of collaborative innovation systems are essential for coastal cities [2] Group 4: International Cooperation - Expanding openness in the marine sector and deepening international cooperation is crucial for integrating into global marine governance [3] - Localized seed supply through fisheries cooperation demonstration zones can facilitate both domestic and international marine cooperation [3]