Especially the break down of Cancun meeting in September 2003 made the negotiation reaching to a deadlock. The prestige of WTO and the prospect of multilateral trade system were challenged.

• 2003年9月坎昆会议破裂以后,多哈回合谈判陷入僵局,WTO的威信和多边贸易体制的前景受到挑战。