After long pursing a zero-Covid policy, China has relaxed many restrictions including quarantine rules for travellers.But some experts have raised concerns the U-turn may cause problems.We take a look at why.What has happened in China?Until recently China followed a zero-Covid policy, including strict lockdowns and quarantining those testing positive and their close contacts.
#people #restrictions #possibility #vaccination #transparency #uncertainty #switzerland #south-korea #infection-rates #vulnerable-people
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