Sipeed is a pretty big designer, but with the West/China issues over chips, I wouldn't take a wager on getting your boards without issue. You should also expec

Sipeed is a pretty big designer, but with the West/China issues over chips, I wouldn't take a wager on getting your boards without issue. You should also expect mid-level documentation if you do get them, it'll be Chinese-only support. This is why I stopped buying cheap Chinese electronics. It's great that you can get them for less, but then you spend 5x the time getting it to work properly.