Shows current usergroup in anywhere

Hello people around cs-cart, i really need help for this one,

i want to show current member usergroup in anywhere, can anyone help me with the hook for calling current usergroup level.

we can open current usergroup ONLY in profiles.update

try to copy the code, and paste everywhere and still cannot show current usergroup.

i find it must use the hook, but i dont know hook for this one

if anyone can help me, really much appreciate it. thank you in advance