Paramilitary policemen hold their fists in front of a flag of Communist Party of China as they attend an oath-taking rally to ensure the safety of the upcoming 18th National Congress of the Communist Party of China, at a military base in Hangzhou...Paramilitary policemen hold their fists in front of a flag of Communist Party of China as they attend an oath-taking rally to ensure the safety of the upcoming 18th National Congress of the Communist Party of China (CPC), at a military base in Hangzhou, Zhejiang province November 5, 2012. REUTERS/China Daily (CHINA - Tags: POLITICS MILITARY) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA