The boys of EXO indeed had a lucky 2013 since they have been achieving a lot through their successful album sales which already have reached over a million copies sold.
EXO also have recently won in the "Golden Disk Awards" for the Grand Award.
How will other new groups achieve what they have accomplished?
Read everything here: https://www.kpopstarz.com/articles/74539/20140118/exo-exo-k-exo-m-exo-success-sm-entertainment.htm