Group 1 - The core viewpoint of the articles is the introduction of 79 new meal options on the high-speed trains in the Yangtze River Delta, focusing on health and variety for travelers [1][2] - The new meal offerings include 24 cold chain meals, 48 hot chain meals, and 7 baked products, catering to different dietary preferences such as light meals, children's meals, and regional flavors [1] - The health-focused meal series includes 10 light meal options developed in accordance with the China Culinary Association's guidelines, ensuring a balance of diverse ingredients and nutrition [1] Group 2 - The light meal packages are designed to be high in protein, low in fat, and moderate in carbohydrates, containing at least six different ingredients per serving [1] - New baked items such as meat floss bread, whole wheat toast, and tiramisu cake have been added, along with high-speed train brewed coffee, to meet various dining needs throughout the day [1] - Special children's meals have been introduced, featuring appealing designs and balanced nutrition, in response to the increasing number of family travelers during the summer [2]