I would like to ask if any expert knows anything about a kind of copper wire standard, UEW.

I'd like to know what it is about? And where can I have more information on it?

Thanks a lot!

Good morning Josh. Here is a link for you to check out. Polyurethane copper wire
Characteristics The polyurethan wire is the conducting wire coated with uniform polyurethan enamel varnish and spooled with harmless, scratch free and clean finish. The coating is durable. It is.. . chemical characteristics of this wire are better than that of... Class 0 polyurethane wire. 1 UEW. 120¡É. Class 1...
www.yeonhab.com/eng/product/product06_11.html Hope this helps. Tom

Thanks, Tom. ;)
I think I have a good starting point!