The 23-year-old Luo Yunchao (R) and his 20-year-old girlfriend Li Yanyan pose for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture of Luo and his brother was taken in 1997 when he was 7 years old. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 47-year-old Zhu Zhiqiang (L) and his 47-year-old wife Li Ziqiong pose for photo with their marriage certificate in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. They took the photo for the certificate in 1989. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 43-year-old Zeng Youkang (L) and his 40-year-old wife Luo Congqiong pose for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture was taken in 2002 in east China's Changzhou city. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 31-year-old Su Kaifeng (L) and his 26-year-old wife Luo Junxiu pose for photo with an old picture of them in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture was taken at a temple fair in the winter of 2008. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 24-year-old Yang Guangwei poses for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture of Yang and his mother was taken in 1989 when he was less than one year old. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 43-year-old Yue Fenglian poses for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture of Yue with a relative was taken in 1990. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

The 31-year-old Yang Hua and her 7-year-old daughter Pan Shirui pose for photo in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture beside them was taken at their yard in 2006. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai) 

 The 41-year-old Lu Shaorong and her 7-year-old son Huang Haixu pose for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture of Lv with her daughter and son was taken at a photo studio in 2006. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai)

 The Luo family pose for photo with an old picture in the quake-hit Longmen Village, southwest China's Sichuan Province, May 4, 2013. The old picture of the Luo couple and their daughter was taken in 1997 when their son hadn't been born. Old photos are not daily necessities for people who just suffered a 7-magnitude earthquake, but they are still cherished as they recorded people's past life and recalled memories. (Xinhua/Jin Liangkuai)