How much does a closed pit cost?

Pit and fissure sealing is generally done when the child is seven or eight years old, mainly to prevent deep pit and fissure caries. There are individual urban pit and fissure sealing is a public welfare project, which will be done free of charge for all school-age children. If pit and fissure sealing is done separately, the cost is generally tens to 100 yuan per tooth. Children need to do pit and fissure sealing for four teeth.