By 11 p.m. Tuesday, 105 flights at the Nanjing Lukou International Airport had been canceled and 151 had been delayed.
A shift from a zero Covid-19 strategy to one with more open borders would largely depend on a high vaccination rate and a consensus about whether some deaths are acceptable to the broader society.
People leaving Guangdong by plane, train, bus or private car after 10pm on Monday must present results of a nucleic acid test within the past 72 hours.
China so far recognizes only Chinese-made shots, and its vaccines are not approved in the U.S. or Western Europe.
It is the first time a Chinese goverment mouthpiece resumed promoting tourism in South Korea, following friction a few years ago over the deployment of the U.S. THAAD system.
Hong Kong announced a two-week ban on flights from three countries after identifying two community cases in the city of a highly infectious mutant strain of Covid-19.
Selling products at the expense of user experience will eventually outweigh the gains.
The airlines' policies might have been vague, which would mean there was no common understanding of the rules, and it would be better for airlines to prioritize consumer's benefits.
