The East-West China Cooperation & Investment Trade Fair initiated in 1997, and has become the first platform for China's regional economic coordination through the joint efforts of 7 ministries, National Develop-ment and Reform Commission, Ministry of Commerce and CCPIT, and 28 provin- cial governments, autonomous regions and municipalities. The annual fair plays an important role in promoting the prog-ress of East, Middle and West China to enhance the regional harmony. At the mean time, the Fair opens a window to the world for China western areas. 13 ses-sions of the Fair have been successfully held in Xi'an, capital of northwest China's Shaanxi province. And the 13th East-West China Cooperation & Investment Trade Fair lasted from April 5 to 8, 2009.