A man plays a trumpet at the beginning of the ceremony to mark the first anniversary of May 12 Earthquake in Yingxiu Township of Wenchuan County, southwest China's Sichuan Province, on May 12, 2009. [Xinhua]

Working staff do final preparation work for the ceremony to mark the first anniversary of the devastating Wenchuan earthquake in Yingxiu Township of Wenchuan County, southwest China's Sichuan Province, on May 12, 2009. China will mark the anniversary of last year's devastating earthquake Tuesday afternoon with commemorative activities to be held in the epicenter Yingxiu Township. [Xinhua]