This research according as Li Peiyuan (1997) write to The Theory of Commodification Politics.from the book knew.when?s the political already gradual commercialization under the situation.Politics is like product. Regarding election related correlation. For example: Sells various political parties, the candidate, the policy. The final goal only in these election correlation obtains the victory to elect?Therefore according to the above this?s research goal to have following three items ? (1)To understand general commercial marketing and election marketing similarity or differ? (2) Constructs the Taiwan election subject operation pattern? (3)Gives an election example.attempt understand political parties or the candidates in the election?s strategy and tactical application and what?s elections subject comparatively can affect voter's voting behavior? Face whole market's diversity.Maybe this moment commerce marketing and election marketing between still have many look dissimilitude.but difficult to increasing ensure at future turn of the market and civilian self-consciousness too.force to party or candidate pick up more kind of commerce marketing's technic style.However this research try to construct Taiwan election topic operation mode and for example as the 15th session Taichung City mayoral election in 2005 A.D, As both sides of politic camp bring up election topic and people transfer statistical data add with research analysis.findings show : At both of blue and green candidates are selling on strategic application.Blue army's Hu Zhi Qiang picks up recovery strategy, but green camp's Lin jialong picks up attack fight strategy,however both sides direct to Taichung citizen election vote behavior affection picks up administration party topic,candidate topic,policy topic.Besides direct to three topics for Taichung citizen behavior affection in selection,affecting factor chief is candidate topic,next is party topic, and finally is policy topic.