This paper discusses the construction and important meaning of which Guanzhong-Tianshui Economic Zone Development Report builds the Xi'an international metropolis,and we put forward to fight the six centers in Xi'an on this basis,which is:The Financial Center of Asia-Europe Land Bridge Economic Zone,The Transportation and Communication Center between Eastern and Western of China,The Technology and Education Center of the Western Region,The Advanced Manufacturing Center of the Northwest in China,The History-cultural and Tourist Center in China,The Biggest Inland Transportation and Communication Center in China. <<