Chronic viral hepatitis B is contagious, mainly through blood transmission, daily life contact is usually not contagious, but need to pay attention in daily life, work. First of all, chronic hepatitis B patients and virus carriers need to assess the infectiousness according to the viral replication, and they are not allowed to work in food, child care and other jobs; at the same time, they pay attention to the management of blood products, and are forbidden to donate blood. Good hygiene habits also need to be practiced, with no sharing of personal items such as toothbrushes, towels and razors. Family and friends should not discriminate against patients, nor should they alienate or even isolate chronic hepatitis B patients. People with hepatitis B virus need to be helped to build up positive confidence in life. Acute attacks should go to the hospital in time to receive standardized treatment.