Under the "New normal" condition, industrial structure adjustment is one o f the goals o f the economic development. There are many influence factors o f industrial structure, international trade is an important one. In 2014, China’s foreign trade dependence was reached 41.53%, it is side evidence that the influence of international trade on industrial structure, how international trade impact the industrial structure, by what means it works and how good does it works ? These problems deserve us working on it.By reviewing and summarizing the literature on the influence o f international trade on industrial structure, I realized that these studies on this issue are lack o f quantitative analysis on the affections. In theory analysis, according to the technology spillovers theory and factor endowment theory, this paper discussed the mechanism o f the impact o f international trade on the industrial structure, and concluded that international trade affect industrial structure by influencing the total factor productivity and changes input o f domestic labor and capital factors in each industry input.In the empirical study party, this paper analyzes the development and status o f China’s international trade and industrial structure. The use o f "industrial structure deviation degree and ”non-agricultural industries ration” as indicators to measure China’s industrial structure,find out the problems existing in the present industrial structure. Based on that, quantitative research was carried on the t further impact on China’s foreign trade to industrial structure. International trade contributed to the optimization o f industrial structure by raising the industry’s total factor productivity. From 1992 to 2013, because o f international trade, industrial structure deviation was reduced by 40%On the basis o f the theory and empirical analysis, put forward Suggestions on China’s development o f international trade and industrial structure adjustment. |