Group 1 - The core viewpoint of the news is that Beijing Daxing International Airport is promoting international through-ticket flights, enhancing travel convenience for cross-border tourism and business exchanges, with a projected total of 13,920 international through-ticket flights by 2025 [1] - The international through-ticket flight service allows passengers to check in for their entire journey at the departure station, with luggage directly transported to the final destination, providing a seamless travel experience [1] - Currently, four airlines have been approved to operate international through-ticket routes at Daxing Airport, with a total of over 100 routes, including 27 cross-airline international through-ticket routes covering Europe, East Asia, South Asia, and Hong Kong and Macau regions [1] Group 2 - The customs supervision and service are crucial in enhancing the airport hub function and expanding international through-ticket business, with measures like the implementation of "convertible parking positions" improving flight operation efficiency [2] - The "convertible parking position" model allows for quick conversion between international and domestic flights at the same gate, significantly reducing ground turnaround time and enhancing passenger convenience [2] - Since the pilot implementation of the "convertible parking position" measure, over 700,000 inbound and outbound passengers have been facilitated through the use of two convertible parking positions [2]