随着全球信息化的发展，特别在中国加入世贸之后，我国企业的产品市场延展到国外的需要显得格外的重要和迫切了，企业家们施展抱负的空间也越来越广阔。然而，由于世界各地区存在的文化差异，民族利益保护、经济发展状况等等诸多因素，使一些地区陆续产生了不同规模的贸易同盟? With the development of global information, especially after China’s accession to the WTO, it is especially important and urgent for the Chinese enterprises to expand their product markets to meet the needs of foreign countries. As a result, entrepreneurs have more and more ambitious space. However, due to various cultural differences, protection of national interests and economic development in various regions of the world, many regions have successively created trade alliances of different sizes.