Tsai Ping-kun (1st L), vice mayor of Taichung City of southwest China's Taiwan, attends a promotion activity of Taizhong's business and tourism at the third cross-Strait forum in Xiamen, of southeast China's Fujian Province, June 11, 2011. A series of business promotion activities were held at the third cross-Strait forum here on Saturday. Representatives from Taichung, Taoyuan and Pingtung introduced their business developments and investment environments. (Xinhua/Zhang Guojun)