Submarine ride testing!
The large ship bow simulator ride is also testing:
This looks like the ship bow simulator's queue and pre-show, and yes, it looks like Bob Marley and a chimpanzee are involved in the pre-show:
A lot of rides are testing simultaneously in the main ride area:
It's nice to see that work at the killer whale area picked up in November after months of nothingness:
One of the park's mascots reminds me of American SeaWorld's "Arthur C. Turtle". Maybe they're distant relatives:
Sources: https://v.douyin.com/RV7vjEG/ and https://v.douyin.com/RqaQccF/ and https://v.douyin.com/RgUXh7v/ and https://v.douyin.com/RsLoYYk/ and https://v.douyin.com/RstbR7D/ and https://v.douyin.com/Rstob6v/ and https://v.douyin.com/RstGXMF/ and https://v.douyin.com/RsnL7QT/