On Friday, the State Department announced that non-emergency personnel could voluntarily leave the consulate. It is not clear why the departure of those workers has become mandatory.
The most controversial of Shanghai's practices had been separating COVID-positive children from their parents. Authorities have since made some concessions. Read full story
The State Department cited the risk of parents and children being separated in Monday's announcement.
Shanghai is fighting China's worst COVID-19 outbreak since the virus first emerged in Wuhan in late 2019.
(Reporting by Eric Beech, editing by Dan Whitcomb and Kim Coghill)