6、lyorsynthetically.Finally,wefind problems inthe industrydeveloping and put forward somesuggestionsofimprovement.Keywords:Foodmanufacturinglistedcompanies;Performanceevaluation;Factoranalysis-5-目录1绪论11.1研究背景及意义11.2国内外研究现状11.3研究内容22相关理论概述22.1相关概念的界定22.2主要经营绩效评价方法的比较分析3