构建了企业－顾客在线互动、知识共创与新产品开发绩效的关系模型，并对浙江省内样本新产品开发项目的问卷调查数据进行结构方程模型分析。研究发现：企业－顾客在线互动的信息导向和任务导向互动，对外向型、内向型知识共创及新产品开发绩效均有显著正向影响；关系导向互动对外向型知识共创有显著正向影响；外向型和内向型知识共创对新产品开发绩效均有显著正向影响。

The relationship model of online enterprise-customer interaction, knowledge co-creation and new product development performance is constructed, and the structural equation model analysis is carried out on the questionnaire survey data of the new product development sample in Zhejiang province. This paper obtained the key findings: information oriented interaction and task oriented interaction both have significantly positive effect on extroverted knowledge co-creation and introverted knowledge co-creation ; Relationship oriented interaction has a significantly positive effect on extroverted knowledge co-creation; Extroverted knowledge co-creation and introverted knowledge co-creation both have significantly positive effect on new product development performance.