look at this el34 amp sold by Common Sense Audio and admittedly manufactured by a Chinese OEM
http://www.commonsenseaudio.com/el34d374.JPG
http://www.commonsenseaudio.com/el34f374.JPG
compare this to the dynamo 34se
http://www.coincidentspeaker.com/images/amps/Dynamo34-SE/New%20images%20Sept%202013/dynamo34se-back-...
http://www.coincidentspeaker.com/images/amps/Dynamo34-SE/New%20images%20Sept%202013/dynamo-34SE-bg-s...
it is quite clear where the dynamo is manufactured
http://www.commonsenseaudio.com/el34d374.JPG
http://www.commonsenseaudio.com/el34f374.JPG
compare this to the dynamo 34se
http://www.coincidentspeaker.com/images/amps/Dynamo34-SE/New%20images%20Sept%202013/dynamo34se-back-...
http://www.coincidentspeaker.com/images/amps/Dynamo34-SE/New%20images%20Sept%202013/dynamo-34SE-bg-s...
it is quite clear where the dynamo is manufactured