2. Airlines have certain regulations on food. Such as tofu, pickles, milk, Chili sauce and other liquid or liquid foods. You can't take it directly to the boat. It can only be checked in advance, and items with pungent smell can't be taken on the plane.
3. When flying, you need to go to the airport to check in or check in in advance, because the check-in will stop 30 minutes before the plane takes off, so as not to miss the check-in time, which will lead to the failure to board the plane normally, thus affecting the itinerary.