Passengers wearing face masks to prevent the spread of COVID-19 prepare to board an aircraft at Shanghai Hongqiao International Airport in Shanghai, China March 25, 2020. [Photo/Agencies]

Starting from 6 pm on March 26, all people entering Shanghai from abroad will be required to undergo a 14-day quarantine to prevent the spread of COVID-19, said the municipal government on its official WeChat account.

Diplomats and those working in fields of important economic and trade, scientific and technological cooperation will be subjected to another set of regulations, it added.