The current incidence rate of AIDS in our country is around 9 per 1,000. According to statistics, there are about 1.25 million HIV carriers in our country, and there are 1.4 billion people in the country, so the incidence rate is projected to be about 9 per 1,000. The most important way of AIDS transmission is through unprotected extramarital sex, the most important way of male AIDS transmission is through male homosexual sex, and the other ways of transmission are through invasive operations in informal institutions, intravenous drug use, and mother-to-child transmission of HIV. AIDS is generally transmitted through semen, breast milk, blood, other sweat, saliva, tears, urine, etc. basically do not contain the virus, ordinary daily life contact does not spread or infected with AIDS.