(1) The main purposes of voluntary counseling and testing for AIDS in China are: to find HIV-infected people and AIDS patients to the maximum extent, to urge more people to know their HIV infection status, and to take timely measures to protect themselves and others and prevent the spread of AIDS in society; Taking AIDS voluntary counseling and testing service as an important link or referral link in other AIDS prevention and control work, including timely finding women of childbearing age infected with HIV, is conducive to taking intervention activities to prevent mother-to-child transmission of AIDS as soon as possible, such as contraception, terminating pregnancy, giving preventive antiviral drugs in perinatal period, choosing cesarean section and artificial feeding, and reducing the harm of AIDS to maternal and child health; Cooperate with relevant treatment work to help HIV-infected people and AIDS patients get timely treatment; Taking counseling and testing as the starting point to promote high-risk behavior groups to change their risky behaviors and reduce the occurrence of new infections; Provide psychological and emotional support for HIV testing personnel to eliminate doubts and psychological pressure. Help HIV-infected people build up confidence and adapt to the living environment.
(2) The main function of voluntary counseling and testing for AIDS in China is to help more people to receive the basic knowledge of AIDS and HIV testing, and conduct testing on the premise of informed consent; Help HIV-infected people and AIDS patients understand the relevant national policies, provide relevant information on various local services, so that they can get services and support as soon as possible in treatment, nursing and prevention, and reduce the adverse impact of AIDS on individuals, families and social and economic development; Timely find pregnant women infected with HIV, help pregnant women make the most favorable choice, and reduce the harm of AIDS to maternal and child health; As the entry point and hub of AIDS treatment, care and prevention, it provides psychological and emotional support and referral services for high-risk groups (such as intravenous drug users, sex workers, clients and homosexuals) and key groups (such as paid blood donors and pregnant women); It is conducive to strengthening the links between various departments and institutions such as AIDS detection, treatment, care and prevention, and promoting the cooperation and work of various departments in AIDS prevention and control; It is conducive to reducing discrimination, winning social support, promoting the "normalization" of AIDS and related services, and making the prevention and treatment of AIDS truly sustainable and in-depth.