Ticketing orders for the amusement park exceeded 10,000 within three minutes, Trip.com said.
The number of trips was only about 36.6% of the number recorded in August 2019.
CAAC said domestic air traffic will increase in October from summer.
Macau inbound travel limits likely until 2022; China orders Meituan, Didi to improve gig worker conditions.
Lockdown forced the travel industry to change in ways many thought impossible.
Allowing the tourism sector to fully reopen does not mean any let-up in vigilance against the virus.
The Shanghai operation will include 150 stations opened in phases throughout the city.
The platforms will be required to offer contracts or written agreements to food deliverymen, ride-hailing car drivers and other such workers.
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