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A policewoman elaborates on how to prevent drug abuse to young volunteers in an anti-drug campaign in Wuhan, capital of central China's Hubei Province on Wednesday, June 25, 2008. (Photo: Xinhua)
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A policewoman introduces anti-drug knowledge to college students in an anti-drug education center in Guangzhou, capital of southern China's Guangdong Province on Wednesday, June 25, 2008. As the International Anti-drug Day is coming, an anti-drug campaign is carried out to warn college students to stay away from drugs. (Photo: Xinhua)