摘要：本文首先介绍了主要的贸易国家地区包括美国、日本、欧盟的对外贸易发展现状。并重点以我国为主要研究对象，先描述了我国对外贸易及经济发展的现状，再对净出口，进出口总额增速与GDP及GDP增速进行比较分析，从而得出国际贸易能促进经济增长的最终结论。最后，本文对研究结果进行总结，并提出促进对外贸易的政策建议及对未来外贸发展的展望。

关键词：经济增长；进出口；GDP

Abstract：At first, this article introduces the major trading countries and regions including the United States, Japan, and the European Union's development of their foreign trade in nowadays. And use our country as the most important object in the main research, describes the status quo of foreign trade and economic development in our country, then compares the net export, total import and export growth with GDP and GDP growth ,in order to the analysis. Afterwards, calculated the final conclusion of international trade can promote economic growth. Finally, this article summarizes the research’s results, and puts forward policy suggestions to promote the development of the foreign trade in the future.

Key words： Economic growth; Import and export; Gross domestic product