Autism is a more common name for what is clinically known as autism, which has an onset before the age of three and does not develop in adults. Mild autism, there is no such clear clinical term, but there is a subtype of autism, intellectual development is generally not too obviously delayed, but there will be certain problems in interpersonal interaction, daily life, in general there are no 17 symptoms of such a term, common symptoms are: 1, children with mild autism may not respond significantly to sound; 2, children with mild autism may appear to more indifferent to people and things around them, such as treating loved ones the same as strangers. Some children with mild autism may be fond of a certain kind of rotating or arranging objects, and may even become dependent on them, and once they are taken away, they may panic, become upset, cry, and play in a special way. Children with mild autism may have sudden laughter, crying and other emotions, and may be less sensitive to pain, slow to react or even unresponsive. In addition, children with mild autism may also have symptoms such as sudden emotional agitation and unresponsiveness to approaching danger. When a child has symptoms of mild autism, it is recommended to consult a doctor early and intervene early with the help of a doctor to help the child establish a human environment that he or she can adapt to and that he or she can usually regain a certain level of self-care after scientific and long-term training.