Core Viewpoint - Guangdong province is leading in marine economy development, with a focus on innovation and structural upgrades in traditional industries, particularly in coastal cities like Guangzhou and Shenzhen [2][3][4]. Group 1: Marine Economic Performance - Guangdong's marine economy has surpassed 2 trillion yuan, with Guangzhou and Shenzhen leading at 4,979 billion yuan and 5,409 billion yuan respectively for 2024 [2][6][7]. - Guangzhou's marine economic activities include over 30,000 enterprises, with a shipbuilding industry output exceeding 50 billion yuan, growing by 8% year-on-year [7]. - Shenzhen's marine information service sector has a value-added of 1,061 billion yuan, growing by 10.1%, while marine tourism increased by 11.6% [7][8]. Group 2: Innovation and Emerging Industries - High-tech marine industries such as advanced shipbuilding, marine electronic information, and marine engineering equipment are becoming focal points for policy in both Guangzhou and Shenzhen [7][9]. - Shenzhen has achieved several global firsts in marine technology, including deep-sea mining and offshore wind power projects, indicating a strong push towards innovation [8][9]. Group 3: County-Level Development - County-level cities along Guangdong's coastline are also focusing on transforming traditional marine industries through technological upgrades and diversification [12][13]. - For instance, the county of Raoping has made significant advancements in fish seed technology, aiming for a total fishery output of over 6 billion yuan by 2024 [14][15]. Group 4: Future Prospects and Investments - The province aims to cultivate new marine industries, leveraging its strengths in electronic information and renewable energy, with plans to develop several billion-yuan industry clusters [10][11]. - Investments in marine aquaculture and related infrastructure are expected to significantly boost production and economic output in coastal counties [15][16].