CHENGDU, CHINA – DECEMBER 1: (CHINA OUT) A migrant worker wears a red ribbon during an event organized by the local government to promote HIV/AIDS knowledge among migrant workers on December 1, 2005 in Chengdu of Sichuan Province, southwest China. China has pledged to keep the number of people living with HIV/AIDS below 1.5 million by 2010, Health Minister Gao Qiang stated at a media conference. (Photo by China Photos/Getty Images)