Children with heatstroke can generally be relieved by leaving the hot environment, cooling measures, rehydration, symptomatic treatment and other measures, there is no such thing as the fastest solution. 1. Leave the hot environment: children with heatstroke should be as soon as possible to a well-ventilated shade, such as air-conditioned rooms at the right temperature, shade, etc., to alleviate the symptoms of heatstroke. 2. Cooling measures: children with heatstroke should first immediately stop related activities, and take off their clothes, in the premise of the airway is clear, you can use warm water to wipe the child’s body. 3. Rehydration: if the child is still clear, can drink cold boiled water containing salt; if severe heatstroke, can be under the guidance of the doctor for intravenous infusion of rehydration fluid. 4. Symptomatic treatment: severe heatstroke may cause convulsions, irritability and other symptoms, this time should be timely medical treatment for symptomatic treatment. Therefore, the child heatstroke can be quickly relieved by the above methods, and at the same time must pay attention to whether the child has convulsions, dizziness and mental changes, in order to timely medical treatment under the guidance of the doctor to deal with.