It looks like China got a similar ban wave to what the US realms got today. Credit to DrazzlibKun for the find:
“After they fix the well known hellfire amulet exploit, ban waves are coming to the China realm:
basicly there are three conditions:
·abuse using and broadcast it got banned permanently.
·benefit from expolit in a small number of usage got a temp-ban-warning
·occasionally usage no ban
and also all account using this exploit in the leaderboard has been cleared out.