First aid for a child who is choking is to place the child in a side-lying position or pick up the child head down, pat the child’s back or impact under the rapier to dislodge the foreign body, and also to call the emergency services quickly. A child choking is a very urgent situation, and if it is not treated in a timely manner, it may cause the child to suffocate. When the child is choking, parents should not panic, but quickly convert the child into a side-lying position or head down to pick up, in order to prevent the foreign body from blocking the throat. At the same time, you should also use your hands to pat the child’s back vigorously, prompting the foreign body to cough up. Parents can also clasp their hands in a fist and forcefully impact the child’s raphe, which can rapidly increase the pressure in the chest cavity, and the foreign body may be coughed up under the effect of the rapidly increasing pressure. After the child is choking, in the active rescue at the same time, but also timely call the emergency telephone, seek professional medical help.