Looks to work a bit quicker than some of the smaller ones!
https://www.youtube.com/watch?v=OYqBxEAtXZA (https://www.youtube.com/watch?v=OYqBxEAtXZA)
Not sure about the detail though!
Amazing - I saw an MIT demonstration of concrete printing a couple of years ago, they we doing simple test wall sections.
Then the Chinese just go and print a whole village. Good stuff.