So, he directly put the refined Eight Trigrams Ring on his finger. He was studying and using their methods to better deal with the Demon Path Demons.
Presumably, friends of the Righteous Dao would understand him.
Besides, this was a good technique for a Minor Punishment, Major Warning. He was a bit eager to experiment with it.
However, it was impossible to experiment with this skill on family members, and tourists couldn't be used either; casually testing it out would mean both the tool and the person being targeted would be associated with Demonic Qi.
Of course, if there really were those particularly annoying tourists who didn't know their limits, then he wouldn't hold back. Money spent on a Chen Family tour wouldn't grant them limitless leniency.
Moreover, many attractions have strange tourists causing trouble, and the attractions are left with no choice but to call the police.
Now with this method, why call the police?
