1.Cleaning the mouth Cleaning and massaging the gums before the eruption of milk teeth helps to establish a healthy oral ecology and helps teeth to erupt. Cultivate the habit of cleaning the mouth. 1 year old after the start of brushing, according to the baby’s adaptation to choose toothbrush or use cotton swabs, gauze dipped in warm water to scrub teeth. 3 years old or so can start using toothpaste, it is recommended to use children’s toothpaste, each brush with only a small pea-sized toothpaste is enough. 2, mouth bite toys When the milk teeth erupt, like to bite things, then you can use teething sticks, teething cookies in order to stimulate the gums, so that the smooth eruption of teeth, but also to train the child’s chewing function. Some parents like to give their children a comfort pacifier, it is recommended that the best time to use it should not exceed 10 months of age. 3.Oral examination After the baby’s first tooth erupts, the baby starts to have oral examination regularly. Tooth decay (tooth decay) is caused by bacteria. As the teeth erupt, these disease-causing bacteria begin to colonize the mouth. In addition to starting oral cleaning, another important aspect is to develop good feeding habits for your child.