高质量网站是企业成功开展电子商务的关键,如何确定影响网站质量的主要因素常常困扰着技术维护人员.鉴于商务网站的复杂性和质量评价的模糊性特点,提出了基于多属性多层次模糊综合评价模型的质量诊断方法,通过对国内某著名商务网站进行质量诊断的算例详细说明了诊断的步骤并验证了该方法的有效性,并讨论了质量评价和诊断系统实施和进一步提高评价结果客观性的方法. High-quality websites are the key to successful e-commerce.How to determine the main factors that affect the quality of websites is often troubled by the technical maintenance staff.Because of the complexity of business websites and the fuzziness of quality evaluation, a multi-attribute, multi-level fuzzy synthesis Evaluation of the quality of the model diagnosis method, through a domestic business site for a good example of quality diagnostics described in detail the diagnostic steps and verify the effectiveness of the method, and discusses the implementation of quality assessment and diagnosis system and further improve the evaluation results objective Sexual approach.