beijing chinese president xi jinping set amass even great power communist party congress week promote close ally guide think enshrine party constitution possibly assume title put par mao zedong view multiple source tie chinese leadership include senior party officials former officials foreign diplomats talk top officials much also signal various ways state media recent months xi bear revolutionary aristocracy come age tumult mao cultural revolution since take office five years ago cast aside decades precedent stamp authority party 89 million members assert china rise might global stage perceive colourless unambitious princeling child elite catapult apex power stand committee member 2007 xi surprise time leadership source diplomats experts say lock political rival corruption accumulate title push painful reform military china state council double party spokesman office respond request comment xi plan 19th party congress party evaluate first five years office congress twice-a-decade event open wednesday xi trust aid look set promotion stand committee li zhanshu advisor work junior official hebei province 1980s time xi another key break tradition xi look set retain key ally wang qishan capacity despite anti-corruption tsar pass retirement age xi could also end call party chairman role would pave way stay office past 2022 precedent dictate step leadership source say xi move direction king china communist party say steve tsang director china institute school oriental african study london another first xi already oversee two large-scale military parade first term include dramatic display china rise power military capability beijing tiananmen square 2015. actually happen congress xi say state-of-the-party address open closely guard secrets even party state media flag broad outline happen one important signal watch congress whether often xi refer lingxiu leader honorific bestow two others since 1949 found people republic china mao short-lived successor hua guofeng use term congress could set name party chairman title use since hu yaobang die 1989 source tie leadership diplomats say xi currently head party title general secretary rule consensus stand committee part system collective leadership set mao die prevent recurrence chaos erupt become chairman spell end concept collective leadership say senior beijing-based asian diplomat answer anyone diplomat say xi gather title gradually since late 2012 first become party chief assume presidency also run national security commission top financial reform decision-making councils despite already head military appoint commander-in-chief last year arguably one china crown achievements past five years one unquestionably popular public xi crackdown corruption 1.4 million officials punish many jail include much fear former domestic security chief zhou yongkang xi also crack pomp previously go visit high-level chinese officials provinces flash deft common touch show connection ordinary person one widely-reported instance xi visit beijing dumpling restaurant late 2013 image state media show line food patrons part story xi rise personality profile need bolster perceive legitimacy communist party around leader see people say david bandurski co-director china media project say previous leadership president hu jintao wen jiabao warn grow gap communist party rest country partly epitomise rampant corruption xi immediate move address key problems perception bandurski say answer xi plain-talking man people china 's precedent-breaking xi jinping get set bolster power