- have a history of immunodeficiency or having a close relative with congenital immunodeficiency. - have a history of sars-cov-2 infection. - have previously participated in an investigational study of sars-cov-2 vaccine or involving lnps. - have a history of anaphylaxis or severe allergies due to food, cosmetics, medicines, or vaccination - have alcohol or drug dependence. - have a fever of ≥39.0°c or symptoms of suspected allergies such as systemic rash within 2 days after past vaccination, etc.

- have a history of immunodeficiency or having a close relative with congenital immunodeficiency. - have a history of sars-cov-2 infection. - have previously participated in an investigational study of sars-cov-2 vaccine or involving lnps. - have a history of anaphylaxis or severe allergies due to food, cosmetics, medicines, or vaccination - have alcohol or drug dependence. - have a fever of ≥39.0°c or symptoms of suspected allergies such as systemic rash within 2 days after past vaccination, etc.