People receive free lunch at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

This bird eye view shows a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live in the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Soldiers distribute food for students at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Soldiers distribute food for students at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live in the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Staff members hang a banner on the makeshift office of Agriculture Bank of China at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

A displaced woman registers with the police at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live in the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Volunteers prepare for lunch at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live in the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Children play at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live in the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)

Staff members check newly-arrived desk parts by donators at a school served as an evacuation settlement for displaced people in the quake-hit Baoxing County, southwest China's Sichuan Province, May 2, 2013. Some 4,000 displaced people live the settlement, the largest in the county, after a strong earthquake hit Baoxing last month. At present, basic living needs of those people could be guaranteed in terms of food, drink, healthcare service and power supply. (Xinhua/Lu Peng)