New UK variant discovered in China

The Chinese mainland has reported its first COVID-19 case caused by the new, significantly more infectious variant of the novel coronavirus originating in the United Kingdom, according to research published by the Chinese Center for Disease Control and Prevention on Wednesday.
The variant poses a great potential threat to epidemic prevention and control in China.
The mild case, a 23-year-old female student who recently returned to Shanghai from the UK by airplane, tested positive for the novel coronavirus on Dec 14, and was transferred to a hospital in Shanghai that night for isolation, a report on the research, published online by China CDC Weekly, said.
An epidemiological investigation revealed that the patient had a negative COVID-19 test result on Dec 12, two days before her flight to China.