First of all, limit the types of liquid items carried with you:

Liquid drinks: such as mineral water, tea, carbonated drinks, milk, yogurt, fruit juice, etc. ?

Cosmetics for washing: such as toothpaste, shampoo, shower gel, lotion, shaving foam, etc.

Gel products: styling water, gel water, etc.

Drugs: such as eye drops, oral or external solutions, sprays, etc.

Liquid food: sweet noodle sauce, bottled and canned food.

Aerosol: spray liquid.

Two, it is forbidden to carry the following items during flight:

Carrying guns (including all kinds of simulated toy guns, miniature launchers and all kinds of offensive weapons), ammunition, ordnance, police equipment, explosives, inflammable and explosive substances, highly toxic substances, radioactive substances, corrosive substances, dangerous solutions and other prohibited items on the plane or checking luggage and articles.

Anyone who carries or entrains the above items shall be immediately handed over to the public security organ for handling. ?

Extended data:

Each passenger is limited to 20 kilograms of checked baggage. It should be sealed. If it is in bulk, it is best to find a sealed container and fix it in a bag to prevent the food from being crushed. If the checked baggage exceeds the 20 kg limit, a certain consignment fee will be charged according to the current flight price.

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. Lighter, liquid, knife, etc. It is not allowed to take it on the plane as personal belongings.

Lithium batteries are not allowed in the checked baggage, only personal consumption electronic equipment (watches, calculators, cameras, mobile phones, laptops, cameras, etc.) can be carried. ) contains lithium or lithium ion batteries or batteries, which can be carried around. Spare batteries must be protected separately to prevent short circuit, and can only be carried in hand luggage. Spare batteries are limited to 2 per person.

Matters needing attention in baggage consignment during flight:

On domestic flights, the luggage carried must comply with the relevant regulations of airlines in addition to the Regulations on the Administration of Dangerous Goods Transportation by Civil Aviation in China. Generally speaking, inflammable, explosive, toxic, radioactive and corrosive articles are not allowed, nor are guns and controlled knives allowed.

There are also some luggage that is forbidden to be checked, including some fragile or perishable items; Precious jewelry, metals, gold and silver, antique calligraphy and painting and other items;

Important documents, personal certificates, certificates, etc. There are also restrictions on carrying liquid goods by plane, and it is usually allowed to carry no more than 100 ml of liquid. If babies need to drink milk or milk powder, diabetics or other patients need to carry liquid medicines with them, they should go through security check and show their certificates to security personnel before taking them on the plane.

Official Website of Civil Aviation Administration of China-Travel Guide (Safety)