Abstract
The Asia-pacific region is the area with vast development accompanied by subtle evolution worldwide under frequently changeable global economic circumstance. The development of regional trade agreements (RTAs) in this area is most complicated and comprehensive. The interactive influence of economic growth and trade liberalization, and of the combination and differentiation, has grandly contributed the development of RTAs in the process of regional integration in this area, which has formed the strong driving force of the regional economic integration. On the basis of characteristics of the evolution in the course of Asia-pacific regional economic integration, this paper has analyzed the driving mechanism of the integration evolution and future development direction, then put forward some corresponding countermeasures.