One, there is food on the airplane at night. But note that the general airline after 8:00 p.m. the plane basically does not provide staple food, generally will provide a little snack, such as a small package of peanuts or almonds or something. Drinks are available at all times. Second, the general airline catering regulations 1, aircraft catering are free. Air China will generally have a small meal at this time, or peanuts and so on, the main meal should be hamburgers, hot dogs and so on. Drinks are usually mineral water, coffee and tea. Generally, you can ask for a different cup, or ask for a refill (China Southern Airlines has many types of beverages), but the meal is generally only available when the flight time is more than two hours and during the lunch and dinner hours. 2, the general economy class airplane meal includes a packet of peanuts and other pre-dinner snacks, and the main meal is served on a tray, which will be distributed to the passengers at one time by the flight attendants. It usually includes a starter or salad, with meat such as beef or chicken as the main course, accompanied by rice, pasta or spaghetti, and desserts such as cake, and some airlines even use ice cream for dessert.3. Meals provided by different airlines are different; the meals provided in First Class, Business Class and Economy Class are also different; meals are generally not provided on economy flights.