In 2020, it broke out all over China.

The outbreak in COVID-19 was on February 9, 20 19. Novel coronavirus, abbreviated as "COVID-19", was named "20 19g coronavirus disease" by the World Health Organization, which refers to pneumonia caused by novel coronavirus infection on February 9th, 2065438. On February 28th, 2020, COVID-19 Daily Report of the World Health Organization.