关键词外商直接投资普通最小二乘偏最小二乘主成分回归 I Abstract Foreign direct investment is the important reason to bring about an advance in economy of our country. With the deepening of reform and opening-up of our country, our country absorbs the direct foreign investments to increase year by year, and is playing an important role among each trade and area of national economy. Just because the foreign investment’s important function in national economy, In recent years, there is more and more articles about foreign direct investment in domestic, generally speak, the research of the foreign trade direct investment’s regional environment is along three routes mainly: First, in the industrial mercial management respect, mainly use questionnaire investigation or case study, to study the investigate motive, decision-making process and position factor of the foreign direct investments; Second, econometrics method, mainly utilize the systematic data and statistics model, announce the relation between foreign direct investments and various kinds of regional characteristic variables; Third, company's geography method , it is mainly spa