The equipment will no doubt be illegal to own in places like China. So it would get smuggled in or produced locally and sold on the black market. So far so good

The equipment will no doubt be illegal to own in places like China. So it would get smuggled in or produced locally and sold on the black market. So far so good. But even if you install it surreptitiously I am pretty sure it will not be a LPI signal. So the government has a fleet of vans driving around sniffing for the spurious emissions and away you go to the gulag.