The manifestations of children’s brain injury are shown in 4 aspects as follows: 1, reaction: for example, slow reaction, poor vision; 2, movement: for example, the child will appear developmental backwardness, in rolling over, sitting, standing, walking, these movements are significantly behind children of the same age; 3, postural anomalies: for example, dorsiflexion of the upper limbs, the thumb retracts inwardly, the closing of the fist, the crossing of the lower limbs, the pointing of the foot, etc.; 4, dystonia: most of the children appear to have problems with muscle tone increase.