Group 1: Domestic Flight Booking Trends - During the combined Mid-Autumn and National Day holiday, domestic flight ticket bookings exceeded 5.93 million, with an average daily booking increase of approximately 28% compared to the same period last year [1] - International flight bookings surpassed 1.4 million, with a daily booking increase of about 16% year-on-year [1] - Popular domestic routes included Beijing-Shanghai, Shanghai-Guangzhou, and Beijing-成都, while some international routes, such as those to Russia, saw significant increases in bookings, with a 33% rise in daily bookings compared to last year [1] Group 2: Electronic Ticketing Transition - Starting October 1, 2023, domestic airlines will transition to electronic travel itineraries, eliminating paper itineraries, in line with a broader push for digitalization in the aviation sector [3][4] - The transition is part of a government initiative to promote electronic invoicing in various sectors, with a full rollout of electronic itineraries planned by December 1, 2024 [3] - As of August 2023, over 40 million electronic itineraries had been issued, accounting for 43% of the total invoicing [3] Group 3: Cost and Environmental Impact - The shift to electronic itineraries is expected to reduce operational costs for airlines and promote environmental sustainability by decreasing paper usage [4] - It is estimated that airlines could save approximately 12 million in costs annually by eliminating paper itineraries, based on an average of 1,000 flights per day [4]