When did the epidemic begin and end?

20 1 February 91day, 20231October 8. The epidemic was first discovered in Wuhan, China on February 20 19. Many cases of unexplained pneumonia with a history of exposure to South China seafood market were found in some hospitals in Wuhan, Hubei Province, and were diagnosed as acute respiratory infectious diseases caused by novel coronavirus infection in February 20 19. On February 26th, 2022, the National Health and Wellness Commission issued an announcement, renaming novel coronavirus as novel coronavirus Infection. With the approval of the State Council, since June 8, 2023, the measures for the prevention and control of Class A infectious diseases stipulated in the Law of People's Republic of China (PRC) on the Prevention and Control of Infectious Diseases have been lifted; Novel coronavirus infection is no longer included in the management of quarantine infectious diseases stipulated in the Frontier Health and Quarantine Law of People's Republic of China (PRC). On May 5, 2023, the World Health Organization announced that the COVID-19 epidemic no longer constituted a "public health emergency of international concern".