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? one of China39。s major public health problems. Control and prevention ? Tuberculosis control before SARS ? Efforts to control tuberculosis after SARS ? 20222022 program 20222022 program ? announed on 1 April 2022, ? use innovative technologies to improve the detection and treatment of tuberculosis (TB) in China. ? Cutting edge diagnostic tests, drug regimens that reduce the number of pills a patient needs to take ? innovative ways of ensuring patients take their drugs ? implemented in five designated provinces and one municipality HIV and AIDS ? Acquired immune deficiency syndrome or acquired immunodeficiency syndrome (AIDS) is a disease of the human immune system caused by the human immunodeficiency virus (HIV) Transmission ? Anal ? vaginal ? oral sex ? blood transfusion ? contaminated hypodermic needles ? exchange between mother and baby during pregnancy, childbirth, breastfeeding ? other exposure to one of the above bodily fluids. HIV/AIDS in the People39。s Republic of China ? the infection rate (incidence) has been rising sharply, ? in 2022, China39。s leading cause of death among infectious diseases. ? impact the economies of both China and the world as a whole. Changes in government In 2022 Panel: Chinese government Four Free and One Care policy for AIDS control ? Free: antiretroviral drugs to AIDS patients who are rural residents or people without insurance living in urban areas. ? Free: voluntary counselling and testing. ? Free: drugs to HIVinfected pregnant women to prevent mothertochild transmission, and HIV testing of newborn babies. ? Free: schooling for AIDS orphans. ? Care: and economic assistance to the households of people living with HIV/AIDS. In March 2022 ? the AIDS Prevention and Control Regulations In February 2022 ? HIV/AIDS was the leading cause of death in 2022, pared with other infectious diseases and thought to be the first time this has happened. High risk groups Sex workers/prostitutes Homosexual/bisexual men Intravenous drug users Migrant workers Blood donors Healthcare workers. Hepatitis B in China Hepatitis B is endemic in the 350 million individuals worldwide infected with the hepatitis B virus (HBV), onethird reside in of 2022 China has immunized million children in its poorest provinces as part of several programs initiated by the Chinese government and as part of the Global Alliance for Vaccines and Immunization (GAVI). ? Transmission ? The reason for this increased HBV infection is unknown, because hepatitis B has no clear transmission routes in many people in China, although both neonatal infection and horizontal transmission during early childhood are still the most mon routes. Social impact Discrimination ? Hepatitis B sufferers in China frequently face discrimination in all aspects of life and work. In the Hepatitis B Camp In the Hepatitis B Camp is a popular website for hepatitis B carriers39。 human rights in China.