During the trip, you can carry small items for free. Airlines have restrictions on size and weight. Each person can carry one article, the volume of each article does not exceed 20×40×55 cm, and the weight does not exceed 5 kg. First-class passengers can carry two pieces of five kilograms of luggage. Lighter, liquid, knife, etc. It is not allowed to take it on the plane as personal belongings.
The weight of each piece of checked baggage cannot exceed 50kg, and the volume is 40×60× 100 cm.
Free baggage allowance for each passenger (including checked baggage and self-care baggage): 40 kg for first class passengers with adults or children, 30 kg for business class passengers and 20 kg for economy class passengers. Passengers with baby tickets have no free baggage allowance.
Articles prohibited from being carried or checked by passengers by air include:
(a) Firearms, military or police equipment (including major components)
(2) explosives
(3) Tool control
(4) Flammable and explosive articles
(5) Toxic substances: including cyanide, highly toxic pesticides and other highly toxic substances.
(6) Corrosive substances: including sulfuric acid, hydrochloric acid, nitric acid, liquid storage battery, sodium hydroxide, potassium hydroxide, etc.
(7) Radioactive substances: radioactive substances such as radioisotopes.
(eight) other items that endanger flight safety, such as strong magnetic objects that may interfere with the normal work of various instruments on the plane, and items with strong irritating smell.
Reference to the above contents: China Government Network-China Civil Aviation Safety Inspection Rules