Core Insights - The "Global Ocean City Competitiveness Index Report (2025)" highlights that London, Singapore, and New York are leading global ocean development cities, while Shanghai and Hong Kong rank 4th and 6th respectively among Chinese cities [1] - The "Shenzhen-Hong Kong-Guangzhou" cluster from the Guangdong-Hong Kong-Macao Greater Bay Area has emerged as the top global innovation cluster in the recent Global Innovation Index (GII) [1] Group 1 - Hong Kong is recognized as a traditional maritime stronghold, evidenced by its status as the fourth international arbitration center for maritime affairs and its advanced shipping finance sector [2] - The total registered tonnage of ships in Hong Kong exceeds 100 million tons, indicating its significant role in international shipping [2] - The maritime services in Hong Kong, including ship management and crew training, are essential and complementary to the capabilities of Shenzhen and Guangzhou [2] Group 2 - Shenzhen's strength lies in the industrialization of underwater research technologies, with local universities excelling in areas such as monitoring and underwater internet [2] - Guangzhou possesses strong technological capabilities and ample space, particularly in shipbuilding, with major companies like Guangzhou Shipyard International contributing to the sector [2] - The proposed collaboration among Shenzhen, Hong Kong, and Guangzhou aims to create a synergistic approach, leveraging Hong Kong's research, Shenzhen's technology application, and Guangzhou's manufacturing capabilities [2]