But we should also strengthen the supervision and coordination over RTAs by WTO, which will make RTAs more helpful to improve the world welfare and realize free trade in the world.

• 当然在此过程中,还应该注意加强WTO对区域经济一体化组织的监督和协调,以引导它向更有利于提高世界福利和贸易自由化的方向发展。