If children are drooling, most of them are caused by the following reasons: 1. Children with congenital stupidity are prone to drooling if they have congenital stupidity, which is characterized by wide eye spacing and through hands. 2. The child should be given timely treatment to clear the heat and detoxify the toxin, such as giving the child oral solution of blue scutellaria. 3, if the child’s teeth erupt, will also appear to love drooling, in the period of tooth eruption children’s mouth bottom is also very shallow, more will cause children love drooling, and will slowly improve after the teeth come out.