Volunteers (L) distribute AIDS prevention brochures to a young man in Nanjing, capital city of east China's Jiangsu Province, Dec. 1, 2006. Activities to raise public awareness of AIDS prevention were held Friday across China on the World AIDS Day with the theme of "Stop AIDS, Keep the Promise". Residents stick red ribbons onto bolloons during an acitivity against AIDS in Hefei, capital city of east China's Anhui Province, Dec. 1, 2006. A bus conductor (R) puts on a red ribbon for a passenger in Zoucheng City, east China's Shandong Province, Dec. 1, 2006. More than 100 bus conductors in Zoucheng voluntarily publicized AIDS prevention knowledge on Dec. 1, the World AIDS Day. A member of the Henan Provincial Red Cross Society flies a red ribbon kite at the Zhengzhou Railway Station square in Zhengzhou, capital of central China's Henan Province, Dec. 1, 2006. Hundreds of people held an activity in Zhengzhou to publicize AIDS prevention knowledge on Dec. 1, the World AIDS Day. A member of the local disease prevention and control center shows poker cards carrying AIDS prevention posters in Yanggu County, east China's Shandong Province, Dec. 1, 2006, the World AIDS Day. Members of the local disease prevention and control center distribute to passers-by aprons carrying an AIDS prevention poster in Yanggu County, east China's Shandong Province, Dec. 1, 2006, the World AIDS Day.