https://sundayyam5.bloggersdel....ight.dk/2024/12/12/a
https://www.sciencedirect.com/....science/article/pii/
Air China has reported that every home flight's meal requires RMB50 (US$7.3 whereas worldwide flights require RMB70 (US$1. However, this figure varies from airline to airline, as some have reported costs to be as little as US$3.50. Air China can be minimizing costs