How to change SIM reader

My SIM connctor pins are broken in my MI3 . I bought a spare part to change it.

Any tip or tutorial to change it?

How should I remove the metal piece that cover the SIM pins? Just unsoldering?

Thanks!

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0