Experts carefully move a bomb digged out in Weicheng district of Weifang, east China's Shandong Province, February 26, 2009. Found during the process of city reconstruction of Weifang in recent years, the exploders including mortar shots, grenades, land mines are mainly leftovers of the War of Resistance Against Japan (1937-1945) and the War of Liberation (1945-1949). [Xinhua]