In 2012 the group resumed their activities in China when they preformed on 2 October, along with Kim Jang-hoon and EXO-M in a special concert to mark the 20th anniversary of South Korea and China's diplomatic ties hosted by Shanghai Media Group. This was followed by official from SM Entertainment confirming that the group are in the planning stages of their comeback with a new album. On January 7, 2013, Super Junior-M released their second album, Break Down, along with the music video for the lead single of the same name. A press conference took place in Beijing on January 7 and promoted the album in China. They promoted the album in South Korean mutizens for a week as well different Fan Meetings in Asia.
On March 18, 2014 Super Junior-M unveiled the teaser image for their third EP, Swing.