How to search for buildings in infection-free areas

1. Online search: You can use search engines such as Baidu and Google to enter relevant keywords such as "non-infected building" or "sterile room building" to find relevant information.

2. Consult relevant industry associations: You can consult relevant industry associations, such as building associations and medical device associations, for relevant information.

3. Consult professional organizations: You can consult some professional construction companies or medical equipment companies and ask if there is any information about the buildings in the epidemic area.