A medical worker takes a swab sample from a man for COVID-19 nucleic acid test at a testing site in Siming District of Xiamen, east China's Fujian Province, July 30, 2021. Four people tested positive for novel coronavirus in nucleic acid testing on Friday in the city of Xiamen, east China's Fujian Province, local authorities said. (Photo by Zeng Demeng/Xinhua)
XIAMEN, July 30 (Xinhua) -- Four people tested positive for novel coronavirus in nucleic acid testing on Friday in the city of Xiamen, east China's Fujian Province, local authorities said.
The cases include a crew member of an international cargo flight and his three family members, according to the municipal headquarters on COVID-19 prevention and control.
Authorities have launched an epidemiological investigation and are expanding nucleic acid testing. Enditem