Residents said the authorities have not told them when they would get the results of their tests.
To cope with the surge in work, more Wuhan hospitals have been asked to set up testing points, and other institutions have been roped in to help process tests, said a doctor involved in the exercise who asked not to be named as he was not authorised to speak to the media.
“We are now working 24 hours a day,” he said. “There is a lot of pressure.”
China has confirmed 82,941 cases of COVID-19 as of Friday and 4,633 deaths. The government does not include people found to be asymptomatic carriers of the virus in its tally and does not publish a cumulative number of asymptomatic cases.