Hepatitis B vaccine was given once within 24 hours of birth, once at 1 month, and once at 6 months of age. BCG vaccine was given once within 24 hours of birth, and polio vaccine was given once at 2 months, 3 months, and 4 months after birth, with a booster at 4 years of age. The vaccine was given once at 3 months, 4 months, 5 months and 18 months after birth. The vaccine is given once at the age of 6 years, the leprosy vaccine once at the age of 8 months, the encephalitis B vaccine once at the age of 8 months and once at the age of 2 years, the group A influenza vaccine once at the age of 6 months and once at the age of 9 months, and the hepatitis A vaccine once at the age of 18 months and once at the age of 2 years.