They've argued successfully that devices should not be able to be imported, not because of copyright or trade secrets, but because the devices may not abide by local requirements.
So no more buying a game system from Japan, for the reason that your local government doesn't trust that game system not to cause a nationwide blackout. No more buying a computer from Hong Kong, because of the same. No more buying a cell phone from Tokyo. Again, it might cause the entire power grid to shut down, or the cell phone towers to explode! That's their reasoning.