Computer SMPS is working with high electric shock spreading
It's broke.  Unplug it and throw it away before you get injured or worse.  New power supplies are cheap.

I don't mean to be rude or insulting, so please forgive me.  What I have to say is important and the message is more important than egos or pride.  Power supplies can be dangerous things to work on.  They can kill you.  It's clear from your question that you don't have the knowledge to work on them safely.  I highly advise that you don't work on them.  Instead just throw it away and buy a new one.  Power supplies are cheap, and your life is worth more than that cost.