Core Points - The launch of the first "sea and air integrated" cross-border helicopter routes in China marks a significant development for the Guangdong-Hong Kong-Macao Greater Bay Area, facilitating a "30-minute efficient transportation circle" [1][2] - The new routes connect Shenzhen with Hong Kong and Macau, providing a new transportation option and filling the gap in direct helicopter services between Shenzhen and Macau [1][2] Group 1 - The helicopter routes will reduce travel time significantly, with the journey from Shenzhen International Cruise Home Port to Hong Kong's Shun Tak Airport taking approximately 20 minutes and to Macau Airport taking under 15 minutes [1] - The opening of these routes is expected to enhance the movement of high-end elements such as talent, capital, and information within the Greater Bay Area, particularly between Shenzhen, Hong Kong, and Macau [2] - The new port model allows for a "one-time processing, convenient customs clearance" experience for travelers, integrating the functions of water and air ports [2] Group 2 - A new three-dimensional inspection model has been developed to streamline customs processes for helicopter passengers, utilizing dedicated channels for quick clearance [4] - Customs procedures have been optimized to reduce the time required for aircraft and flight route registration, enhancing overall efficiency [6] - The implementation of a "single window" system for advance online declarations aims to further improve customs efficiency for enterprises [6]