1. baby's face asymmetry can make the baby sleep in the other direction first, so that the big and small faces can be gradually eliminated. After the baby's face is restored to symmetry, parents should also pay attention to changing the baby's direction frequently to avoid the re-formation of big and small faces.

2. Let the baby chew the food with the other tooth and let the face gradually recover. After full recovery, parents should also let the baby change his teeth and chew food frequently to ensure that there will be no more big and small faces.

3. Take the child to the hospital for professional corrective massage, so that the child can fully recover. If this situation is allowed to develop, it may cause more serious problems for the baby.

4. According to the condition, medical treatment or surgical treatment can be carried out under the advice of a doctor.