Xi'an,with the meaning of "make the Northwest stable " ,is called Chang An anciently, It is one of six major ancient capitals of China, it lies in the west of the central Shaanxi plain, and it is the starting point of Silk Road of our country ,one of the important birthplace of ancient civilization of Yellow River Basin .
Xi'an is the capital of Shaanxi Province now. It is the center of politics, economy, culture ,traffic.Xi' an is the most heavy city of the Northwest of China . The whole area is 9983 square kilometra, The total population of people is more than 6 million.
Xi'an is the ancient city which found a capital most early, last most long, that was more than 3000 years ago, From when the Xizhou, until the Tang , 12 Dynasties founded a capital here successively. Including the 西周、秦、西汉、新莽、西晋 、前赵、前秦、后秦、西魏、北周、隋、唐。 It is as famous as Athens（雅典）, Cairo（开罗）, Rome（罗马）, the are the four major ancient capitals of the world.
The long historical culture makes Xi'an enjoy the good reputation of" natural History museum".Xi'an is the first station when US President Clinton visit China in 1998, because among foreigners' concept, just the Tang Dynasty can stand for China in history.
In addition, Xi'an is the important bases of the science and education of China, The comprehensive scientific and technological strength occupies the third in the whole country.