The band's agent company released a 15-second video on its fan page on Facebook, saying "they may be occasionally late, but they will always be there. LET'S GO PARTY."
The band's last album was "Second Round" in December 2011.
Officially launched in 1999, the band has released 8 studio albums.
The band has been touring around the world in the past four years.
They will come to Beijing in August and a number of other cities in September.
However, no confirmed date for the new album has been revealed.
Source: CRI