World Expo (Universal Expo,Expo is the Exposition of abbreviations; also known as World Fair or World's Fair) is a characteristic of the forum,it encourages human creativity and active participation,it also encourages the man of science and emotion combine to all contribute to human development of new concepts,new ideas,new technology is unfolding.Therefore,the Expo will be praised as the world economy,science and technology,culture,the "Olympic" event.