Xinhua News Agency, May 11, according to Yonhap News Agency, the South Korean government will announce on the 11th that it will "liberalize" the prevention and control of the epidemic situation again. in fact, COVID-19 's epidemic situation was downgraded to an endemic epidemic. South Korea's novel coronavirus Central disaster Safety response Department will hold a meeting chaired by President Yoon Xiyue on the same day to announce a prevention and control adjustment plan, including lifting the seven-day quarantine obligation, lowering the crisis warning level of COVID-19 's epidemic from the highest "serious" to "vigilant", and the level of infectious diseases from Class B to Class D. The South Korean government is also expected to lift the obligation to wear masks in hospitals, pharmacies and other facilities with high risk of infection. As a result, after the first confirmed case of COVID-19 was found on January 20, 2020, South Korea will lift most of the epidemic prevention measures after an interval of three years and four months.