Macau closed all its casinos for the first time in more than two years on Monday after a coronavirus outbreak in the world's biggest gambling hub.
Authorities have ordered non-essential businesses, which includes over 30 casinos, to shut for a week.
The city has recorded 1,526 Covid cases since the middle of June according to official figures.
Gaming shares slipped on Monday over concerns of tougher rules in the Chinese special administrative region.
Around 19,000 people have been put in mandatory quarantine as the city tackles its worse Covid-19 outbreak since early 2020.
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