Regular attention to children’s oral health starts with the first oral health check-up. The first oral health checkup for children should be conducted within 6 months after the eruption of the first milk tooth, that is, within the age of 1 year, mainly to check the eruption of the child’s milk tooth and assess its risk of caries, provide targeted oral hygiene guidance and establish the child’s oral health file. After the age of 1, children should have a routine oral health examination every six months. 1.Check whether there are caries, gum and oral soft tissue health, tooth alignment and occlusion, and tooth development, etc. 2.Children with early caries should be treated with filling as soon as possible. 3.Take caries prevention measures in real time, such as gutter closure and fluoride caries prevention. 4.When conducting oral health examination for children, the dentist should also provide appropriate oral health consultation service to parents, explain and demonstrate how to clean and care for the oral cavity and teeth.