shanghai china rule communist party expel nation former top insurance regulator head finance ministry anti-graft committee anti-corruption watchdog say investigations find serious violations party discipline statement website saturday central commission discipline inspection ccdi say investigation determine xiang junbo former chairman china insurance regulatory commission circ commit serious violations political discipline rule order serve personal political interest statement also say xiang suspect bribery accuse engage superstitious activities allegation often level discredit officials tarnish name president xi jinping preside far-reaching anti-corruption drive since come power late 2012 punish million party members jail top military figure retire security tsar zhou yongkang senior official topple corruption since 1949. china top leaders also pledge year address financial risk asset bubble ahead once-every-five-years congress communist party start oct. 18. xiang hand legal authorities statement add mean prosecute xiang also serve member central bank monetary policy committee remove position april suspect serious disciplinary violations phrase usually refer graft senior financial regulator target chinese government ongoing fight graft head insurance regulator xiang oversee rapid growth insurance industry along liberalisation investment rule provide insurers great latitude invest assets home overseas xiang previously deputy central bank governor vice chief national audit office reuters able reach xiang family legal representative comment unclear allow retain lawyer mo jiancheng appoint top graft buster china ministry finance december 2015 also expel party investigation find seriously violate spirit political discipline suspect bribery accept numerous invitations banquet ccdi statement say mo also member ministry party committee previously serve deputy party secretary vice governor jiangxi province reuters unable reach mo family legal representative comment unclear allow retain lawyer china 's rule party expel anti-graft ex-insurance officials cite graft