 He was expelled from the Central Committee at the Third Plenum in 2014.On September 1, 2013, Jiang was detained by the Central Commission for Discipline Inspection, the party's anti-graft agency, on suspicion of corruption, and was removed from his post as Chairman of SASAC.It was widely speculated that Jiang's case was part of a bigger corruption probe whose ultimate target was former Politburo Standing Committee member Zhou Yongkang.