The Chinese government says it is using tracking apps to try and keep the spread of Covid-19 in check while the country moves toward lifting the lockdown. CNN's David Culver explains how they do it.
원문출처 : https://www.cnn.com/videos/world/2020/04/10/china-coronavirus-covid-19-tracking-app-culver-townhall-intl-hnk-vpx.cnn
원문출처 : https://www.cnn.com/videos/world/2020/04/10/china-coronavirus-covid-19-tracking-app-culver-townhall-intl-hnk-vpx.cnn