Core Viewpoint - The launch of the "Yuhu Fast Line" cross-airline voluntary transfer service between Chongqing Jiangbei International Airport and Shanghai Hongqiao Airport aims to enhance travel convenience for passengers, allowing them to complete transfer procedures in the isolation area without retrieving checked luggage [2][3][4]. Group 1: Service Overview - The service officially starts on December 22, covering four airlines: China Eastern Airlines, Air China, Xiamen Airlines, and Juneyao Airlines [3][4]. - Passengers holding economy class tickets at 60% off or above can apply for transfers to flights operated by participating airlines within four hours before their original flight departure [3][4]. - Dedicated service counters have been set up in the isolation area of both airports to facilitate the transfer process [3][4]. Group 2: Problem Resolution - The service addresses the long-standing issue of transferring checked luggage between airlines, which previously required passengers to return to the terminal to retrieve their luggage [4]. - The new process simplifies the transfer, reducing time costs and travel concerns for passengers, especially business travelers [4]. Group 3: Economic Impact - The Yuhu Fast Line is positioned as a key project connecting the Chengdu-Chongqing economic circle with the Yangtze River Delta, with an average of 32 round-trip flights daily and an expected passenger volume exceeding 1.83 million by 2025 [5]. - The introduction of cross-airline transfer services is seen as a significant step in enhancing service quality and competitiveness in the aviation industry [5]. - The service is expected to improve air connectivity between Chongqing and Shanghai, facilitating business exchanges and economic collaboration [5].