1.Women with triple positive liver function can have a child if their liver function is normal, but they have to stop taking medication for six months before they can get pregnant. 2, before pregnancy to check liver function, if transaminase more than 50 units should not be pregnant. Liver function should be checked every two months during pregnancy, and liver function transaminases over 80 units should be treated with liver protection, and drugs such as Yisanfu and Hepatol should be used. 3, within 12 hours after the birth of the baby (preferably 6 hours) to give him 20 micrograms of hepatitis B vaccine and 200 units of anti-hepatitis B immunoglobulin; full-term to play the above injections; half a year old to play hepatitis B vaccine 20 micrograms. After doing so, 95% of the children will not be infected with hepatitis B. 4. Anti-hepatitis B virus treatment is not recommended when preparing for pregnancy and after pregnancy. After giving birth to a child, if not breastfeeding can start anti-hepatitis B virus treatment. Patient: Description of the disease (onset time, main symptoms, hospitalization, etc.): 15 years of triple sun, DNA positive 7 times 10, liver ultrasound has been normal, interferon, lamivudine and other liver drugs have not had any effect. I would like to ask the doctor: 1. Is it possible to have a child? 2. What do I need to do for preparation or examination before pregnancy? What should I do during pregnancy? 3. What can I do to prevent the infection from spreading to my child?