Acrobats perform in front of an electronic board showing the emblem for the Communist Party of China (CPC) during an event celebrating the upcoming 18th National Congress of the Communist Party of Chinain Hangzhou, Zhejiang province, Oct 19, 2012. The 18th National Congress of the Communist Party of China, the occasion for a change in the country's top leadership, is scheduled to take place on Nov 8. [Photo/Agencies]
