A staff member demonstrates how to use a COVID-19 test kit in a BIPA store in Vienna, Austria, on July 21, 2020. BIPA ,a large drugstore chain in Austria, has begun to sell COVID-19 test kits recently for personal use. The test kits were produced by an Austrian technology company. People collect samples by rinsing the mouth, and then send the samples to the qualified laboratory for testing. The result will be notified via email or SMS. (Photos: Xinhua)

Photo taken on July 21, 2020 shows the COVID-19 test kits sold by BIPA in Vienna, Austria. BIPA ,a large drugstore chain in Austria, has begun to sell COVID-19 test kits recently for personal use. 

A staff member demonstrates how to use a COVID-19 test kit in a BIPA store in Vienna, Austria, on July 21, 2020.

A staff member demonstrates how to use a COVID-19 test kit in a BIPA store in Vienna, Austria, on July 21, 2020.