Neither of them should. China, in using the US as precedent for doing so, is merely finding an excuse for something it wanted to do anyways - this is not a situ

Neither of them should. China, in using the US as precedent for doing so, is merely finding an excuse for something it wanted to do anyways - this is not a situation of looking at the US and trying to match capabilities, as you seem to be implying (if the US installed death collars on all citizens, would other nations have some reason to keep up with US capabilities, and therefor need to institute their own death collar plan?)