shanghai china must win battle corruption face erase history new top graft buster say editorial saturday underscore rule communist party focus eliminate corrupt behaviour zhao leji appoint new seven-member politburo stand committee last month task lead president xi jinping signature war corruption write state-run people daily failure would lead party downfall control party strong party governance strict party able avoid erase history historic task party carry able fulfil zhao write xi like others warn corruption serious could lead end party grip power xi corruption fight ensnare 1.3 million officials last month five-yearly party congress say would continue target tigers fly reference elite officials ordinary bureaucrats zhao formerly low-profile official replace wang qishan whose sweep anti-graft campaign make china second most-powerful politician facts tell us warn us party position top political leader power foundation political stability economic development national unity social stability zhao write zhao lead central commission discipline inspection ccdi previously charge party powerful organisation department charge personnel decisions add would tolerance people want ignore order carry ban behaviours like try get around policy decisions promotions also need rigorously scrutinise say reference numerous previous scandals corrupt officials abuse power take bribe promote friends family members officials personal file must examine individuals report personal matter must verify zhao write leadership communist party maintain last 100 years history show without party leadership way add china plan national supervision law new commission next year oversee expansion xi graft fight china face historic corruption battle rule party 's new graft buster say