Or, it is stolen Russian technology.
When I lived in China there was a scandal because the PRC obtained three evaluation copies of a new Russian fighter plane. They reverse engineer the Russian plan and built it themselves rather than making a licensed copy or buy from Russia.
Just look at our Legislative Branch, how do they get so rich most have sold out this country. If we don’t get term limits it will soon be over, I won’t see it happen am 76 and we need a few more states.