People have dinner at a shelter in rain at a temporary settlement for quake-affected people in Lushan County, southwest China's Sichuan Province, April 23, 2013. A rainfall hit Lushan on Tuesday, the fourth day after a 7.0-magnitude jolted the county on April 20. (Xinhua/Li Gang)

Mobile phone batteries are charged at a temporary settlement for quake-affected people in Lushan County, southwest China's Sichuan Province, April 23, 2013. A rainfall hit Lushan on Tuesday, the fourth day after a 7.0-magnitude jolted the county on April 20. (Xinhua/Li Gang)

An umbrella is seen in rain outside a tent at a temporary settlement for quake-affected people in Lushan County, southwest China's Sichuan Province, April 23, 2013. A rainfall hit Lushan on Tuesday, the fourth day after a 7.0-magnitude jolted the county on April 20. (Xinhua/Li Gang)

People get relief supplies in rain at a temporary settlement for quake-affected people in Lushan County, southwest China's Sichuan Province, April 23, 2013. A rainfall hit Lushan on Tuesday, the fourth day after a 7.0-magnitude jolted the county on April 20. (Xinhua/Li Gang)

Rain water flows down from a shed at a temporary settlement for quake-affected people in Lushan County, southwest China's Sichuan Province, April 23, 2013. A rainfall hit Lushan on Tuesday, the fourth day after a 7.0-magnitude jolted the county on April 20. (Xinhua/Li Gang)