1, hepatitis B family vertical transmission parents are hepatitis B virus carriers, as long as effective measures, but also can give birth to a healthy baby. The transmission of hepatitis B includes two forms of vertical transmission from mother to child and from father to child, especially from mother to child. Most children born to mothers who are positive for hepatitis B e antigen will become carriers of the hepatitis B virus if they have not been vaccinated. At present, suburban or rural residents do not know enough about this, resulting in 80-90% of children becoming hepatitis B virus carriers after birth. 2, hepatitis B patients can have healthy babies through prenatal intervention, postnatal blocking and other ways to implement mother-to-child blocking of hepatitis B. According to the clinical situation, the success rate has reached 95%.