I don't know anything about the politics of Korea vs China, but of the two Epis I have now, the ES-339 was made in China and the Les Paul I recently bought was made in Korea. Both fine instruments. My LP pics are on Shutterfly now.
http://www.shutterfly.com/lightbox/view.sfly?fid=2ba2da0df01653ab2a944dfefaeb216b
Ralph F