Written by Wen-Chin Wu, Greg Sheen, Hans H. Tung, Chien-Hui Wu. As COVID-19 began to spread from China to the world in early 2020, experts predicted that Taiwan would have “the world’s second-worst outbreak after China” ). Nevertheless, Taiwan was almost COVID-19-free until mid-May 2021 due to a set of successful policies, such as strict border control, population-based contact tracing of confirmed cases, and encouragement to wear facial masks. The “normal” pre-COVID-19 life lasted for almost one year until May 19, 2021, when Taiwan declared a nationwide COVID-19 Level 3 alert. The total number of confirmed COVID-19 cases in Taiwan since early 2020 had soared from 1,132 on May 1 to 8,511 on May 31, 2021.
