Can't hide it.
According to a query on Sina News, civil servants cannot hide their HIV status, and civil servants undergo regular physical examinations every year.
Article 32 of the "Regulations on AIDS Prevention and Treatment": For health technicians and personnel who may be infected with HIV while performing official duties, the health authorities and other relevant departments of the people's governments at or above the county level shall organize and carry out training on AIDS prevention and treatment knowledge and professional skills.
, Relevant units should take effective health protection measures and medical care measures.