beijing china rule communist party expel former party boss northwestern gansu province country anti-graft agency say friday investigation show receive bribe involve superstitious activities statement website central commission discipline inspection ccdi say wang sanyun appoint gansu party secretary late 2011 passive implement party key policies seriously derelict duties accept bribe gift exchange offer promotions case refer prosecutors say wang 64 violate disciplinary regulations frequent private club statement say add also involve superstitious activities prolong period time without elaborate possible reach wang representative comment unclear whether allow retain lawyer wang demote post gansu april serve less prominent special committee national legislature detain place investigation july separately commission say former president country second-largest coal producer china coal energy company ltd gao jianjun would also prosecute suspect graft party investigation find take bribe abuse power possible reach gao representative comment company answer call business hours early friday even gao put investigation may president xi jinping preside far-reaching anti-corruption drive since come power 2012 punish million party members jail top military figure retire security tsar zhou yongkang senior official topple corruption since 1949. china 's rule communist party expel former gansu party boss graft