2 cases (18.2%) were inoculated with the new coronavirus vaccine, 10 cases (90.9%) had a fever, 7 cases (63.6%) had respiratory symptoms, 2 case (18.2%) had digestive tract symptoms, and 2 case had neurological symptoms (18.2%), no skin and mucous membrane damage, muscle pain, conjunctivitis, etc. In the early stage of infection, there was 5 case (45.5%) with abnormal white blood cells, 4 cases (36.4%) with anemia, 3 cases (27.3%) with thrombocytopenia, 0 cases with elevated CRP, and 0 cases with elevated PCT. This evidence concerns the gene CRP and infection.