Inclusion Criteria:

1. Laboratory examination (RT-PCR) confirms the infection 2019-nCoV, which meets the
diagnostic criteria for pneumonia (common type) in the New Coronavirus Infection
Pneumonia Diagnosis and Treatment Program (Trial Version 6);

2. The patient has a complete hospitalization record that can be used for research.

Exclusion Criteria:

-

Subjects who meet any of the following criteria cannot be enrolled:

1. Suffering from diseases that need to be distinguished from pneumonia infected with new
coronavirus, such as tuberculosis, bacterial or viral pneumonia other than new
coronavirus pneumonia, hospital-acquired pneumonia, and other pathogenic
microorganisms pneumonia;

2. People with basic diseases such as primary immunodeficiency disease, acquired
immunodeficiency syndrome, congenital respiratory tract malformations, abnormal lung
development, aspiration pneumonia, and lung malignant tumors;

3. According to the judgment of the investigator, the previous or current disease may
affect the patient's participation in the trial or the outcome of the study,
including: malignant disease, autoimmune disease, liver and kidney disease, blood
disease, neurological disease, and endocrine Disease; presently suffering from
diseases that seriously affect the immune system, such as: human immunodeficiency
virus (HIV) infection, or blood system, or splenectomy, organ transplantation, etc;

4. Pneumonia diagnosed with severe, critically re-associated coronavirus infection or
requiring mechanical ventilation or systemic anti-hormonal therapy;

5. Used Chinese patent medicines with similar efficacy as Xiyanping injection during the
treatment.

6. The investigator judges that the relevant test or data is missing during the treatment
process, which affects the research evaluation or analyst.