Self-heating hot pot can not pass the airplane and train security check. According to the relevant regulations, self-heating hot pots can neither be carried nor inspected on airplanes. According to IATA's Rules for the Transportation of Dangerous Goods and China's Catalogue of Articles Prohibited for Carrying and Inspection by Civil Aviation Passengers, such articles are flammable solids, and it is prohibited to carry and carry self-heating devices. Self-heating hot pots can't pass the train security check. The heating pack of self-heating food has the possibility of being flammable and explosive, so it is not allowed to be carried when traveling by train. Self-heating hot pot is a kind of instant food. Self-heating hot pot does not use fire or plug in electricity, it is mainly composed of ingredients, ingredients pot, pot lid, outer pot and heating pack. Its heating principle is to use the substance inside the heating pack to contact with water, releasing heat, which makes the food in the upper ingredient pot absorb heat and then rise in temperature.