Yes. China is known to use undisclosed radiation weapons against diplomats. US diplomats have suffered on multiple occasions.
This continual name-calling of anyone who criticises any aspect of their government leads me to always doubt the sincerity of such accusations. Boy who cried wolf, writ large.
Could you provide independent sources that this Falun Gong spreads propaganda?
https://www.nytimes.com/2020/10/24/technology/epoch-times-in...
Beyond that, cults are obviously more dangerous the larger they are. That goes by itself.
And the biggest cult in the world is the CPP -- no, correction: Judging from some posters' claims here about how all of China fervently believes Taiwan must be "reunited" with the PRC, the biggest cult in the world is... the PRC.