Costco is selling these dinks for $599 in some locations this month. I bought one 3 years ago and it's been great. The link says 10 HP rated, but it's actually 15 HP rated and is very stable, dry and comfortable.
https://centerforsurfresearch.org/hy...costco-review/
Don't know anything about Aliexpress.
Here's an Amazon link for $1099.
https://www.amazon.com/HydroForce-Mi...H?tag=surf1-20