Further east in Chaoyang district, the rough and ready 2 Kolegas, with its graffiti-daubed walls, is a classic underground club that stages punk gigs and livejam sessions.
Though he left Def Jam in 2007 and a year later launched Roc Nation, a joint-venture label with concert promoter Live Nation, his Def Jam masters are scheduled to revert to him in 2014.
Floratone started with flashes of improvisation, two musicians riffing live and unscripted in the studio and when those jam sessions ended, the veteran producers Lee Townsend and Tucker Martine got busy.
Jay-Z released an album every year from 1996-2003 before taking a job as president of Def Jam and then founding Roc Nation, a joint venture with Live Nation.