Rescuers give first-aid to the survivor Li Qingsong, who ate paperboards for living during the trapped in debris for 105 hours at the Yingfeng chemical plant in quake-hit Shifang City, southwest China's Sichuan Province, May 16, 2008. Three survivors including Li Qingshong were found at the plant site on Friday, and rescuers were trying their best to save the last person who was still trapped.