beijing china rule communist party break recent precedent wednesday unveil new leadership line-up without clear successor president xi jinping become arguably powerful chinese leader since mao zedong xi lead team order rank stage beijing great hall people overlook tiananmen square culminate week-long party conclave lay vision increasingly prosperous china confident place world stage apart xi premier li keqiang one retain spot amid sweep change politburo stand committee persistent speculation xi could seek stay capacity beyond end customary second five years power begin wednesday seven stand committee members men 60s first time none bear china 1949 communist revolution make-up committee ultimate control world second-largest economy appear compromise include blend xi ally consider loyal party elders include jiang zemin hu jintao former presidents whose network still wield influence cheng li expert chinese politics brook institution say xi appear trade secure favorable amendments constitution exchange compromise make-up stand committee line-up liken team rival member consider close xi li zhanshu often accompany xi overseas trip chief-of-staff-style role head party general office li relate premier name third-ranked member mean likely assume role head largely rubber-stamp parliament confirm parliament meet march xi already strengthen hand considerably ahead announcement political theory belt road infrastructure-led development strategy put party constitution name party core last year guangdong party secretary hu chunhua chongqing party boss chen miner previously see prominent contenders succeed xi among party so-called sixth generation leaders include stand committee instead name wide 25-member politburo ring stand committee consolidate power without make unnecessary problems say david zweig professor hong kong university science technology cost keep wang qishan get chen miner high need wang lead xi sweep anti-graft campaign consider china second most-powerful politician retirement age chen comparatively junior stand committee bear hallmarks compromise new politburo stack dozen xi ally include chen beijing party boss cai qi economic adviser liu ding xuexiang expect become xi chief staff director party general office xi manage put lot people much possible say bo zhiyue new zealand-based expert chinese politics xi close associate junior put politburo stand committee right away blanket state media coverage make mention factional politics alliances editorial official people daily wechat account hail new seven-man line-up dream team lead china new era xi seek revitalize communist party role across chinese society make mention successor might introduce new stand committee media event broadcast live around country remark translate consecutively english xi take question say party weather trials tribulations also work nations build global community share future make new great contributions noble cause peace development humanity say xi li first promote stand committee 17th party congress 2007 clear signal pair would succeed hu jintao wen jiabao occupy top two offices five years late zhao leji head party organisation department oversee personnel decisions replace wang qishan chief central commission discipline inspection china unveil new leadership line-up clear successor xi