One and a half years old can not play 13-valent pneumonia vaccine, at present China’s thirteen-valent pneumonia vaccine vaccination for infants and young children 6 weeks of age ~ 15 months of age, one and a half years old has exceeded the scope of vaccination. China’s 13-valent pneumonia vaccine throughout a total of four doses, respectively, for the second, fourth and sixth months of age for the basic immunization program vaccination, one year old ~ 15 months of age for a booster shot, the vaccination can effectively prevent infants and young children infected with 13 serotypes of Streptococcus pneumoniae. Since infants and young children from birth to 15 months of age are more vulnerable and prone to pneumonia, full vaccination at this time can reduce the incidence of pneumonia. For infants and children over one and a half years of age, their risk of contracting Streptococcus pneumoniae has been reduced, so they can be exempted from vaccination. Parents are advised to keep up with the vaccination schedule.