Group 1 - The core viewpoint of the article highlights the expected increase in passenger flow during the Spring Festival travel season, with a total of 9.5 billion people expected to travel, including 540 million by train [2] - The upgraded "waiting list" feature allows users to submit up to 6 pending orders, with a maximum of 3 travel dates per order, enhancing the chances of ticket acquisition [3] - The "Light Travel" service has been expanded to 111 train stations, providing luggage transportation services within a 35-kilometer radius, facilitating easier travel for passengers [4] Group 2 - Over 8,000 high-speed trains will include "quiet carriages" to cater to personalized travel needs, with additional services for children and families [5] - The pet transportation service has been expanded to 110 stations, allowing passengers to transport pets on 170 high-speed trains, with specific booking requirements [5]