This video mainly introduces three Covid-19 detection methods: antigen detection, nucleic acid detection and antibody detection. This year, we can’t attend commencement in school. In addition, multiple assessment replaces final exam. So they took the initiative to make this vide by a series of processes such as script planning, data collection and video editing. It takes about three weeks to finish all jobs.
Link：https://fb.watch/69vVJABsdw/