APEC是亚太地区参与层次最高、成员最多和影响最大的区域经济集团。它的幅员辽阔，跨越亚洲、大洋洲和美洲三大洲。区内成员间的经济结构层次多：既有资金和技术实力十分雄厚的美、日等国，也有自然资源和劳动力十分丰富的东盟、印支各国和中国；因而在本地区内互补互容性强。APEC不同于其他区域经济集团具有排外性，也不同于WTO那样强 APEC is the regional economic group with the highest level of participation, the largest number of members and the greatest impact in the Asia Pacific region. It is a vast territory spanning three continents: Asia, Oceania and the Americas. There are many economic structures among members in the region: the United States, Japan and other countries, which have both abundant capital and technological strength, as well as ASEAN, Indo-China countries and China, where natural resources and labor are abundant; thus complementing each other in the region Strong. APEC differs from other regional economic groups in that they are xenophobic and unlike the WTO