1, in the aircraft can not check control knives, but can be restricted to check control knives other than sharp, blunt, such as kitchen knives, kitchen knives, fruit knives, craft knives, scalpels, scissors, as well as steel files, iron awl, axe, short sticks, hammers, etc., these restricted knives can be placed in checked baggage for transportation.
2, the first to determine whether you need to check in: because once checked in, after the plane will have to pick up the luggage at the carousel, will delay a certain amount of time, generally do not need to check in, then directly carry-on, in the cabin of the aircraft also has a luggage locker. Generally 20 inches (including) the following bags do not need to check in.
3, prepare your luggage in advance: the general free weight of domestic flights for each person 20KG, overweight will be charged a fee, or more expensive, so you should prepare your luggage in advance to avoid overweight.