Core Insights - The report highlights the rise of Chinese cities in global marine competitiveness, with Shanghai and Hong Kong leading the first tier, while Shenzhen, Guangzhou, and Qingdao emerge as core players in the second tier [1][2] - The report emphasizes "incremental" growth through five dimensions: economic vitality, technological innovation, maritime services, international influence, and urban governance [1][3] Economic Performance - Shenzhen's marine economy has seen significant growth, with total marine economic output increasing from less than 200 billion to 540.9 billion by 2024, accounting for 14.7% of its GDP [1][6] - The structure of Shenzhen's marine economy has shifted, with traditional sectors dropping from over 90% to below 40%, while emerging industries like marine engineering and underwater robotics gain prominence [6][7] Technological Innovation - The report identifies technological innovation as a key variable driving the rise of the southern marine economic circle, particularly in Shenzhen [1][2] - The collaboration between Shenzhen, Hong Kong, and Guangzhou is seen as a potential powerhouse for innovation, leveraging each city's strengths in research, transformation, and manufacturing [7][8] Collaborative Opportunities - The "Shenzhen-Hong Kong-Guangzhou" cluster has the potential to create a synergistic chain, combining Hong Kong's legal and financial services, Shenzhen's technological capabilities, and Guangzhou's manufacturing strengths [7][8] - Future cooperation in areas such as green shipping and maritime services is expected to enhance global competitiveness [7][8]

根据报告，伦敦、新加坡、纽约凭借其综合优势稳居第一梯队，成为全球海洋发展的标杆。中国城市方 面，上海、香港同样跻身第一梯队，分别居全球第4位、第6位；深圳（第11位）、广州（第14位）、青 岛（第16位）等则是第二梯队的核心力量。 在今年的全球创新指数（GII）世界百强创新集群排名中，来自粤港澳大湾区的"深圳—香港—广州"集 群，跃居全球创新集群之首。"深港穗"在海洋经济方面是否可形成错位协同与联动合作？综合开发研究 院（中国·深圳）前海分院副院长、可持续发展与海洋经济研究所所长胡振宇接受21世纪经济报道记者 采访时表示，三地在绿色船艇、绿色航运、海事服务等领域有巨大的合作空间。 （原标题：胡振宇：深港穗优势互补，发展海洋经济有巨大合作点） 胡振宇表示，香港是传统海洋强市，体现在几个方面：一是香港是波罗的海国际航运公会认定的国际海 事第四仲裁地；二是香港的航运金融非常发达，13个涉海保险组织都在香港；三是国际船舶注册数量 大，香港船舶注册吨位达1亿多吨。 21世纪经济报道记者 吴佳楠 陈思琦 深圳报道 "船舶注册后的各种服务及交易都在香港当地，包括船舶管理、船员培训等方面，都是香港航运服务， 特别是高端航运服 ...