Country of origin in that case is not important at all. Just wanted to get more information about sound quality because I couldn't find much information anywhere.
For around 600$ it costs (just the board), i'd definitely not recommend trying it out 🙂 There are discrete well tested diy solutions out there.
Nope, its 600$ on aliexpress as well. Those 130$ boards are additions you can purchase for that dac. As output buffer, lt psu etc.