Thispaperconductsanempiricalanalysis,for2007and2008and2009zhejiangelectroniccomponentsindustrytothelistedcompanycapitalstructurebyenterprisescale,howtheprofitabilityoftheinfluenceoffactorsareanalyzed.Thispaperadoptsthetotalassetreturns,asset-liabilityratio,propertyratio,long-termcapitalstructureindicessuchasempiricalanalysis,andfindthecorrelation,andthendrawstheconclusion谢谢采纳!