Cann't handle it Aids patients can't get a health certificate. The purpose of health certificate is to ensure the safety of food, cosmetics, drinking water and other industries, and to carry out necessary inspections on the physical condition of employees. AIDS is an infectious disease with high risk of infection. In order to protect public health and prevent the spread of diseases, AIDS patients cannot apply for health certificates. This is based on scientific and public health considerations, aiming at reducing the risk of disease transmission and ensuring public health and safety.