Medical staff members attend a quake rescue drill in Yinchuan, capital of Ningxia Hui Autonomous Region, northwest China, on May 12, 2009, China's first National Disaster Prevention and Reduction Day on the occasion of the first anniversary of the May 12, 2008 Wenchuan earthquake. [Xinhua]

Firefighters attend a quake rescue drill in Yinchuan, capital of Ningxia Hui Autonomous Region, northwest China, on May 12, 2009, China's first National Disaster Prevention and Reduction Day on the occasion of the first anniversary of the May 12, 2008 Wenchuan earthquake. [Xinhua]