Performers attend the closing ceremony of the 2011 Xi'an International Horticultural Expo in Xi'an, capital of northwest China's Shaanxi Province, Oct. 22, 2011. China lowered the curtain of a 178-day horticultural exposition in northwest Shaanxi Province on Saturday, making Xi'an the third mainland city that have successfully hosted such event following that of Kunming in 1999 and Shenyang in 2006. (Xinhua/Chen Gang) |