The building of the People's Armed Forces Department is badly damaged due to the earthquake in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Li Gang) 

The family of Song Shiyong (L) stand in front of their damaged house at Wangjia Village of Longmen Township in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Jin Liwang) 

Gao Shizhen, a 75-year-old woman who lost her daughter-in-law during the earthquake, stands in front of her collapsed house at Longxing Village of Longmen Township in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Jin Liwang) 

Medical staff rush to treat an elder at Hongxing Village of Longmen Township in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Jin Liwang) 

Houses are seriously damaged by the earthquake in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Li Gang) 

Houses are seriously damaged by the earthquake in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Li Gang) 

Houses are seriously damaged by the earthquake in Lushan County, southwest China's Sichuan Province, April 21, 2013. A 7.0-magnitude earthquake hitting Lushan County Saturday morning has left 179 people dead till 9:25 Beijing Time (0125 GMT) on April 21, the China Earthquake Administration has announced. (Xinhua/Li Gang)