Dali is one of China's ancient and historical cities. In 109 BC, Emperor Wudi (156-87 BC, reigned 140-87BC) of the Han Dynasty began to assert the central government's power here by establishing Yeyu County. From 8th to 13th century ,Dali was the capital of the Nanzhao and Dali kingdoms thus it became the political, economic, and cultural center of Yunnan. At that time it was a very important gataway for promoting cultural and trade relations between China and Southeast Asian countries.And Dali is beautiful and charming with the lofty Mount cangshan as its magnificent decoration screen and the Crystal Erhai Lake a vaet mirror. Numerous historic and scenic sports are scattered about the green mountains and around the lake. Each of it is connected with historical events or beautiful legends.